CURRICULUM VITAE

May 21, 2019NAME: Ponnada A. Narayana, Ph.D.

PRESENT TITLE: Professor of Diagnostic and Interventional Imaging and Director of Magnetic Resonance Research; Vice-Chair for ResearchEndowed Chair in Biomedical Imaging

BUSINESS Department of Diagnostic and Interventional ImagingADDRESS: McGovern Medical School at The University of Texas Health

Science Center at Houston (UTHealth)6431 Fannin Street, MSE R172

Houston, Texas 77030

CITIZENSHIP: U.S.A.

UNDERGRADUATE Andhra UniversityEDUCATION: Andhra, India

1959-1963 B.Sc. PhysicsFirst in Merit

GRADUATE Indian Institute of TechnologyEDUCATION: Kanpur, India

1969 Ph.D., Physics

Andhra UniversityAndhra, India1965 M.Sc., Nuclear Physics

ACADEMIC Professor of Diagnostic and Interventional Imaging, APPOINTMENTS: Director of MR Research

Vice Chair for ResearchChair in Biomedical EngineeringChair of Residents Research CommitteeChair of Imaging ConsortiumMcGovern Medical SchoolUniversity of Texas Health Science Center at Houston1993-Present

Associate Professor of Radiology and Director of MR ResearchUniversity of Texas-Houston Health Science Center1988-1993

Assistant Professor of RadiologyUniversity of Texas-Houston Health Science Center1983-1988

Member of Graduate Faculty (Graduate School of Biomedical Sciences)University of Texas-Houston Health Science Center1985 - Present

Research AssociateUniversity of Texas Health Science Center at Houston1982-1983

Research Scientist University of Houston

Houston, Texas 1981-1982

Associate Professor of PhysicsUniversity of HyderabadHyderabad, India1977-1982

Research Associate Wayne State University Detroit, Michigan

1974-1977

OTHER PROFESSIONALAPPOINTMENTS: Adjunct Professor

Department of Electrical and Computer EngineeringUniversity of Houston2000 - Present

Adjunct ProfessorDepartment of Biomedical EngineeringUniversity of Houston2002 - Present

Adjunct Professor,Center for Biomedical Engineering, HoustonThe University of Texas2001- Present

Adjunct ProfessorDepartment of Biochemistry and Molecular BiologyUniversity of Texas Medical Branch, Galveston2005 - Present

LICENSURE: Medical Physicist License (Texas)MP 0302 - 2002

CERTIFICATIONS: American Board of Radiology, Diagnostic Radiologic Physics,June 1, 1998

PROFESSIONAL American Association of Physicists in MedicineORGANIZATIONS: 1984 - Present

American Association for the Advancement of Science 1984 - Present

International Society of Magnetic Resonance in Medicine (Previously known as Society of Magnetic Resonance Imaging)

1984 - Present

The New York Academy of Sciences 1988 - Present

Society for Computer Applications in Radiology1990 - Present

Society of Neuroscience2005- Present

HONORS: Dean’s Excellence Award 1999-2000Dean’s Excellence Award 1998-1999Deans' Teaching Excellence List 1987-1988Deans' Teaching Excellence List 1988-1989Outstanding Achievements in Teaching List 1993Presidential Scholar (UT-Houston) 2006Elected Fellow, International Society of Magnetic Resonance in Medicine (2011)Distinguished Academy of Radiology Researcher (2013)

EDITORIAL Associate Editor, Journal of MagneticPOSITIONS: Resonance Imaging 1990 - Present

Editorial Board, International Journal of Developmental Neuroscience; 2014- Present

Reviewer, Annals of Neurology1998 - Present

Reviewer, Magnetic Resonance in Medicine 1989 - Present

Reviewer, Journal of Magnetic Resonance 1987 - Present

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Reviewer, Magnetic Resonance Imaging 1989 - Present

Reviewer, Radiology1997 - Present

Reviewer, NeuroImage2002 - Present

Reviewer, Journal of Neuroscience Research2000 - Present

Reviewer, Abstracts for Society of Magnetic Resonance Imaging Meeting for the Society of Magnetic Resonance Imaging 1989 - 2002

Reviewer for several books

SERVICE ON NATIONAL GRANT REVIEW PANELS, STUDY SECTIONS, COMMITTEES:

Member: Developmental Brain Disorder (DBD) 2003-2005

Member: Brain Disorders and Clinical Neuroscience 5 (NIH) - 1999

Reviewer for NIH: Neurological Sciences 3 Study Section - 1995 - 1998

NICHD Special Review - 1995

National Institute of Drug Abuse: Special Review - 1993, 1994

Ad Hoc Reviewer for NIH: Neurology B 1 Study Section - 1993

NIH (General Clinical Research Program) Site Visit to University of Pennsylvania, Philadelphia, PA - March 19-20, 1992

Ad Hoc Reviewer for NIH for several study sections

SERVICE ON THE UNIVERSITY OF TEXAS - HOUSTON HEALTH SCIENCE CENTER COMMITTEES:

Animal Welfare Committee1995- 1999

Scientific Review Committee1996 - Present

Faculty Development Leave Committee1995 - 1998

Biomedical Research Support Grant Advisory Committee1995 - 1998

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Biomedical Research Support Committee1991-1994 (Vice Chairman)

Scientific Council Member1989 - 1990

Operating Committee, Center for Advanced Biomedical Imaging2007- Present (Co-Chair)

Executive Committee, Center for Clinical and Translational Sciences2007- Present

Scientific Committee, Mischer Institute of Neurological Sciences (Memorial Hermann Hospital)2008 - Present

Center for Advanced Biomedical Imaging Research (CABIR), Chair2009 - Present

SERVICE ON THE UNIVERSITY OF TEXAS - HOUSTON MEDICAL SCHOOL COMMITTEES:

Director of Magnetic Resonance ResearchDepartment of Radiology1987- Present

Admissions Committee Interviewer1996 - 2002

Executive Committee of the Neuroscience Research Center2000 - Present

Department of Radiology Research Committee1984 - 1991

Department of RadiologyLibrary Committee1985 - 1989

Chair of Research Committee, Diagnostic and Interventional Imaging

SERVICE ON GRADUATE SCHOOL COMMITTEES:Graduate School of Biomedical SciencesMembership Committee - Chairman1995 - 1996

Graduate School of Biomedical SciencesMedical Physics Program Steering Committee1995 - 1997

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Graduate School of Biomedical SciencesMember on the Committee for Specialized M.S. in Medical Physics1985 - 1988

Graduate School of Biomedical SciencesMember of the Academic Standards Committee1987 - 1990

Graduate School of Biomedical SciencesChairman of Academic Standards Committee1989 - 1990

Graduate School of Biomedical SciencesDean's Ad Hoc Program Planning Group1989 - 1990

Graduate School of Biomedical SciencesM.S. in Medical Physics Committee1993 - 1996

Graduate School of Biomedical SciencesMedical Physics Steering Committee2004 - 2006

SPONSORSHIP OF GRADUATE STUDENTS:Thesis Supervisor:

John D. Hazle,Ph.D. Student (Awarded Ph.D. in 1989)Current Position - Professor and Chairman of Imaging Department, MD Anderson Cancer Center, Houston, Texas

Edward F. Jackson,Ph.D. Student (Awarded Ph.D. in 1990)Current Position - Professor of Radiology, MD Anderson Cancer Center, Houston, Texas

Lovely K. Fotedar,M.S. Student (Awarded M.S. in 1989)Current Position - QA Engineer, Boeing (NASA), Houston, Texas

James C. Falconer,Ph.D. Student (Awarded Ph.D. in 1995)Current Position - Optometrist, Anchorage, Alaska

Barry J. Bedell,Ph.D. Student (Awarded Ph.D. in 1996)Current Position - Assistant Professor and Director of Small Animal ImagingMNI Montreal, Canada

David A. Fenyes,M.D./Ph.D. Student (Awarded Ph.D. in 1999)

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Asst Professor (part time) and Private Practice, UT Southwest, Dallas, Texas

Nicholas Zacharopoulos, M.S./Ph.D. Student (Awarded M.S. in 1999)Current Position - Medical Physicist, New York

Bhavik Kanabar, 2002 - 2005MS Student, Department of Biomedical EngineeringUniversity of HoustonCurrent Position-Software Engineer, GE Med Systems, Milwaukee, Wisconsin

Jaivijay Ramu, 2002 - March 2006MS Student, Department of Electrical and Computer EngineeringUniversity of HoustonCurrent Position – Senior Research Specialist, UNM Health Sciences Ctr., Albuquerque, NM

Aparna Deo, 2004 - May 2006MS Student, Department of Biomedical EngineeringUniversity of HoustonCurrent Position - Left for India

Himanshu Bhat, Sept 2004 - August 2006MS Student, Department of Electrical and Computer EngineeringUniversity of HoustonCurrent Position - Graduate Student at Northwestern University, Chicago

Venkata Kishore Mogatadakala, (Awarded Ph.D. in 2008)Current Position - MRI Systems Engineer - GE Healthcare, South Carolina

Laura Sundberg, PhD (Awarded Ph.D. in 2009)Current Position - University of Houston

Rui Liu, (Awarded Ph.D. in 2009)Current Position - Lansdale, PA

Chirag Patel (Awarded Ph.D. in 2010)Residency - UCLA

Viabhav Juneja, December 2006 (Awarded Ph.D. in May 2012)Current Position - Unknown

Cheukkai Hui, June 2008 (Awarded Ph.D. in May 2012)Current Position - MD Anderson

Rene Colorado, July 2008 - June 2011 (Awarded M.D./Ph.D. in 2011)Residency - Harvard University

MentorPost-Doctoral Fellows

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Edward E. Fitchard, Ph.D.February 1993 - 1994Current Position - Medical PhysicistUniversity of Wisconsin

James C. Falconer, Ph.D.February 1995 - May 1996Current Position - Optometrist

Barry J. Bedell, Ph.D.February 1997 - June 1997Current Position – Asst. Professor and Director of Small Animal ImagingMNI, Montreal

Timothy J. Doyle, Ph.D., DOFebruary 1992 – 1997Current Position-Resident

Fuqiang Zhao, Ph.D.March 1998 - June 1998Current Position - Post Doctoral FellowUniversity of Minnesota

Rakesh Sharma, Ph.D.September 1997 - 1999Current Position - Postdoctoral Fellow, Research FacultyFlorida State University

Hongyue Yu, Ph.D.July 1997 - 2000Current Position - Post Doctoral FellowMGH, Boston

Renjie He, Ph.D.November 1998 - 2011Current Position - Research Associate, McGovern Medical School

Ibrahim ElShafie, Ph. D.June 2000 - 2001Current Position - Professor Cairo University

Muhammed Farooque, M.D., Ph.D.May 2001 - September 2002

Balasrinivasa Rao Sajja, Ph.D.Sept 2002 – 2006Current Position – Assistant ProfessorUniversity of Nebraska

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Sushmita Datta, Ph.D.Sept 2003 – 2008Current Position – Assistant Professor, UT-Houston

Xiang Deng, Ph.D.2005 - 2006Current position - Left for China

Guozhi Tao, Ph.D.2005 – 2008Current Position – UTHSC

Junchao Qian, Ph.D.2008 – 2010Current Position – Left for China

Getaneh Bayu Tefera, Ph.D.2008 – PresentCurrent Position – UTHSC

Sundberg, Laura, Ph.D.2010 – 2011Current Position – Professor, University of Houston

Research Scientists:Saaussan Madi, Ph.D.Sept 2002 – June 2004Current Position - Application Scientist, Bruker Biomedical Systems, Billerica, MA

David Cohen, Ph.D.July 2004 – 2005University of Texas Health Science Center Houston

Kurt Bockhorst, Ph.D.2005 – PresentUniversity of Texas Health Science Center Houston

Juan Herrera, Ph.D.2006 – 2014 – Promoted to FacultyUniversity of Texas Health Science Center Houston

Emilio Esparza-Coss, Ph.D.2008 – August 2013Current Position - Unknown

Xintian Yu, Ph.D.2012 – 2013Current Position - Unknown

Leorah Freeman, Ph.D.

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2013 – 2014Visiting Scientist - Universite Pierra et Marie Curie (Paris, France)

Junior Faculty:Mehmet Bilgen, Ph.D.

Khader M. Hasan, Ph.D.

Ping Hou, Ph.D.

Renjie He, Ph.D.

Sushmita Datta, Ph.D.

Nehal Parikh DO

Flavia Nelson, MD

Giridhar Kalamangalam, MD

Nitin Tandon, MD

John Lincoln, MD

Refaat Gabr, PhD

Derek West, MD

Juan Herrera, PhD

SPONSORSHIP OF UNDERGRADUATE STUDENTS:Ajay Dhankhar, from Angelo State University, San Angelo, TX, Summer, 1991

Mohammed Javeed Zaki, Angelo State University, San Angelo, TX, Summer, 1992 - 1993

Rohit Jainendra from Angelo State University, San Angelo, TX, Summer, 1992 Spring and Summer of 1993

Saurah Dutta Chowdhury from University of the South, Sewanee, TN, December 1992 – January 1993

Rahul Pathak from Angelo State University, San Angelo, TX, Summer, 1993 - 1994

Arijitt Borthakur from Angelo State University, San Angelo, TX, Summer, 1993 - 1994

Devesh Raj from Angelo State University, San Angelo, TX, Summer, 1994 - 1995

Sarvang Dalal from Houston Baptist University, Houston, TX, Summer, 1994

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Avijit Borthakur from Angelo State University, San Angelo, TX, Summer, 1995

Vikash Marda from Angelo State University, San Angelo, TX, Summer, 1996

Omer Zaki from Angelo State University, San Angelo, TX, Summer, 1996

Saumya Sivaram from Rice University, Houston, TX, Summer, 1997

Chaitanya Upadhyay from Angelo State University, San Angelo, TX, Summer, 1997

James Henderson from Rice University, Houston, TX, Summer, 1998

Daniel Shreter, University of Texas, Austin, Summer, 2002

Michael Stephen, University of Texas-Houston Medical School, Summer, 2002

Victor Hu, Summer, 2002

Brian Pham, Summer, 2004

Omar Husain, Summer, 2006

T. Davis Staewen, University of California Santa Barbara , Summer 2010

Anhtuan Nguyen, University of Texas Health Science Center at San Antonio – School of Medicine, Summer 2011

Murtaza Mandiwala, University of Texas at Austin, Summer 2011

Komei Shimizono, Summer 2013

Argie Zabroulis, Drexel University, Summer 2014

Tess Dula, University of Mary Hardin-Baylor, Summer 2015

Adarsh Nednur, University of Texas at Austin, Summer 2016

Avyay Reddy, Vanderbilt University, Summer 2016

TEACHING RESPONSIBILITIES:1) Magnetic Resonance Imaging and Spectroscopy. Lectures to GSBS Students - 15 lecture hours to students. 1987-1991

2) Diagnostic Radiology Lectures in Magnetic Resonance spectroscopy to 4th year Medical Physics Students

3) Introduction to Medical Physics I: Basic Interaction Fall 1987-1989 6 lecture hours to Medical Physics Students

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4) Medical Physics Imaging II Course: GSBS Interaction Spring 1994 18 contact hours to Graduate Students

5) Medical Physics II - Diagnostic Physics Interaction Spring 1996

6) Medical Physics II - Diagnostic Physics Interaction Spring 1997

7) Medical Physics II - Diagnostic Physics Interaction Spring 1998

8) Medical Physics II – Diagnostic Physics Interaction Spring 1999

9) Medical Physics II – Diagnostic Physics Interaction Spring 2000

10) Medical Physics II – Diagnostic Physics Interaction Spring 2001

11) Neurobiology of Diseases: Application of Advanced MR Techniques Fall 2005

ADMINISTRATIVE RESPONSIBILITIES:Director MRI Research

Director of CTSA Cores

Section Chief: Basic Science Division

Vice Chair of Research, Diagnostic and Interventional Imaging

SUPERVISORY RESPONSIBILITIES:a) Supervising research staff of 20 individuals (faculty, post-docs, scientists, graduate students, technicians)

b) Supervising the 3T MRI staff

CLINICAL RESPONSIBILITIES:1) Development of special RF coils for Clinical Magnetic Resonance Imager Giving lectures on special topics on Magnetic Resonance to Faculty and Residents. (January 1986-Present)

2) Development of in vivo spectroscopy and quantitative image analysis on MR scanner

3) Development of novel MR sequences

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4) MRI Scanner quality assurance

5) Assist radiologists and clinicians with their MRI needs (protocol optimization, sequence development, data analysis etc.)

CURRENT GRANT SUPPORT:

ACTIVE GRANTS:1R56NS105857-01 (Narayana) 4/1/2018 – 3/31/2020NIH Award DC $350,000 3.6 CalendarMajor Goals: Predicting contrast enhancement in multiple sclerosis with real time texture analysis.

Image Analysis Center (Narayana/Savitz) 6/15/15 – 6/30/2020SanBio, Inc. Annual DC $255,784 1.8 CalendarMajor Goals: Provide MRI analysis on the traumatic brain injured patients treated with stem cells as a part of phase 2 clinical trials.

Image Analysis Center (Narayana/Savitz) 11/9/15 – 11/08/19 2.4 CalendarSunovian/SanBio, Inc. Annual DC $279,349 Major Goals: Provide MRI analysis on the Stroke patients treated with stem cells as a part of phase 2 clinical trials.

PAST GRANT SUPPORT:R01 NS078244-01A1 (Narayana) 9/1/12 – 5/31/18 (with NCE) NIH Annual DC $299,592 2.4 CalendarLesion Activity and Atrophy in Multiple Sclerosis: Analysis of Multi-center MRIMajor Goals: The analysis of longitudinal MRI data on multi-center cohort.

5R01MH085667-02 (Soares) 9/01/12 – 6/30/17 0.6 calendarNIMH/NIH Annual DC $557,539Searching for Endophenotypes of Bipolar DisorderMajor Goals: To search for Endophenotypes of Bipolar Disorder in patients

UL1 TR000371 (McPherson) 7/01/06 – 5/31/17 2.4 CalendarNIH/NCATS DC $2,759,336Center for Clinical and Translational Sciences Major Goals: To develop translational research infrastructure

1 R01 NS078244-01A1 (Narayana) 9/1/2012 – 5/31/2017 2.4 CalendarNIH/NINDS Annual DC $ 218,750Lesion Activity and Atrophy in Multiple Sclerosis: Analysis of Multi-center MRIMajor Goals: The analysis of longitudinal MRI data on a multi-center cohort

HMR1726/EFC6260 (Wolinsky)Study Efc6260: TeriflunomideMajor Goals: To evaluate the efficacy & safety of teriflunomide in subjects with a first clinical episode suggestive of MS.10/1/07 – 3/1/16

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P50 DA009262 (Narayana Project 5; Overall PI: Schmitz)NIDA/NIHSubstance Abuse Research – Medication Development CenterMajor Goals: Development and evaluation of treatment in substance abuse8/1/10 – 5/31/16Total support $219,921

PP2247 (Narayana)National Multiple Sclerosis Society Effect of repeated Gd administration: Controlled studies in rodentsMajor Goals: Evaluate the role of repeated Gd injections on dentate nuclei in the EAE model6/1/14 - 5/31/15Total support $40,000

GZ-2012-10890 (Narayana)Genzyme CorporationEffects of Teriflunomide on Regional Cortical and Deep Gray Matter Atrophy: Analysis of the EFC6049 MRI Data Major Goals: Analysis of the longitudinal MRI data acquired in multi-center clinical trials in multiple sclerosis cohort.5/3/15 – 6/30/15Total support: $456,300

5R01NS070888-03 Sheikh, K (Principle Investigator)NINDS/NIHNon-Invasive Imaging to Quantify Peripheral Nerve Injury and Repair in ClinicMajor Goals: Non-invasive imaging to quantify peripheral nerve injury and repair 4/1/11 – 3/30/14Total support $313,489

W81XWH-08-2-0140 Narayana, PA (Principle Investigator)Department of DefenseMission Connect Mild TBI Translational Research Consortium Major Goals: MRI of Traumatic Brian Injury in humans and animals8/01/08- 7/31/13Total support $ 1,360,685

Moeller, FG (Principle Investigator) NIDA/NIHSubstance Abuse Research – Medication Development CenterP50 DA009262-16A18/1/10 – 5/31/13Total Support $2,079,960

Narayana, Ponnada (Principle Investigator)NIH/NIBIBAutomated MR Image Analysis in MS: Identification of a SurrogateGrant # 2 R01 EB02095 (Narayana)9/15/02 – 2/29/13

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Total support $2,658,860.390

Lublin, Fred (Principle Investigator)NIH/NINDSCombination Therapy in Multiple SclerosisGrant # U01 NS045719-01A1 2/1/2003 – 11/30/2012Total Support (DC only) $10,073,501

McPherson, David (Principle Investigator)NIH/NCRRCenter for Clinical and Translational Sciences Grant #: 1UL1RR024148-01 10/1/06 – 6/30/11Total DC $5,399,293 (Direct costs only)

Lane, Scott (Principle Investigator)NIH/NIAAA Neural Correlates of Alcohol Effects on Aggressive BehaviorGrant# R01 AA016965 5/01/08 – 04/30/12Total DC $180,000 (Direct costs only)

Narayana, PA (Principal Investigator)NIH/NIBIB (ARRA)Gran t# 1R03EB008084-0106/01/2009 – 05/30/2011Total Support: $100,000 (Direct costs only)

Narayana, PA (Principal Investigator)NIH/NIBIB (ARRA)Grant #3R01EB002095-07S10906/01/09 – 08/31/11Total Support: $35,160 (Direct Costs only)

Narayana, PA (Principal Investigator)MRI of Angiogenesis in Spinal Cord Injury NIH/NINDSGrant # R01 NS0456248/3/ 2005 – 6/30/2011Total Support: $2,441,659 (Direct Costs only)

Narayana, PA. (Principal Investigator)3 T Whole-Body Magnetic Resonance ScannerNational Institutes of HealthGrant # 1 S10 RR19186-01April 15, 2004 – April 14, 2005Total Support: $500,000 (Direct Costs only)

Narayana, PA. (Principal Investigator)

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High Field MR Scanner for Animal StudiesNational Institutes of Health (NIH)Grant # 1 S10 RR17205-01June 1, 2003 – May 31, 2004Total Support $1,575,000 (Direct Costs only)

Narayana, PA. (PI: J. Steinberg, M.D.)Neural Correlates of Cognition SchizophreniaNational Institutes of Health (NIH)May1, 2002 – April 30, 2005Total Support: $750,000 (Direct Costs Only)

Narayana, PA. (Principal Investigator)Serial MRSI: Sub-study of Primary Progressive Multiple SclerosisTeva Marion PartnersMarch 1, 1999 – February 28, 2004Total Support: $ 488,773 (Direct Costs only) Year 1 Support: $ 134,940 (Direct Costs only)

Narayana, PA. (PI: Jerry Wolinsky, M.D.) A multinational, multicenter, double-blind, placebo controlled study to evaluate the efficacy, tolerability and safety of glatiramer acetate in primary progressive sclerosis patients. Protocol # 01-9008Teva Marion PartnersOctober 2, 1998 - September 30, 2002Total Support: $871,545 (Direct Costs Only)

Narayana, PA. (PI: Jerry S. Wolinsky, M.D.) Protocol 01-9004, Open label study to evaluate the safety of Copaxone® and to monitor the neurologic course of disease in multiple sclerosis patients treated with Copaxone.MRI Analysis Center - Teva Marion PartnersApril 1, 1998 – February 5, 2003Total Support: $281,408 (Direct Costs Only)

Narayana, PA. (PI: Jerry S. Wolinsky, M.D.) Antibiotic Treatment Trial Directed Against C. Pneumoniae in MSNational Multiple Sclerosis Society/National Institutes of HealthGrant #: R01 NS40477August 1, 2000 – July 31, 2003Total Support: $98,287 (Direct Costs Only) Year 1 Support: $40,063 (Direct Costs Only)

Narayana, PA. (PI: Jerry S. Wolinsky, M.D.) CombiRx study of relapsing multiple sclerosis: MRI Analysis CenterBiogen/Teva Marion Partners (TMP)October 1, 1998 – March 31, 2003 (Biogen)April 1, 2000 – March 31, 2000 (TMP)Support: $61,157 (Biogen)Support: $30,169 (TMP)

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Narayana, PA. (Principal Investigator)Magnetic Resonance of Spinal Cord InjuryNational Institutes of Health (NIH)July 1, 1996 – June 30, 2001Grant #: 2 R01 NS 30821Total Support: $ 1,128,389 (Direct Costs only) (35%)Year 1 Support: $ 222,700 (Direct Costs only)

Narayana, PA. (Principal Investigator)High Field MR Scanner for In Vivo Animal StudiesNational Institutes of HealthApril 1, 2000 – March 31, 2001Grant # S10 RR14804Total Support: $ 500,000 (0%)

Narayana, PA., (PI: Staley A. Brod, M.D.)Ingested IFN-α in RRMS: A Phase 11b MRI TrialNational Multiple Sclerosis SocietyApril 1, 2001 – March 30, 2002Total Support: $149,925 (Direct Costs Only) (10%)

Narayana, PA. (PI: Jerry S. Wolinsky, M.D.) Miscellar Paclitaxel for the treatment of secondary progressive multiple sclerosisProtocol # 002-MPMS98-1Angiotech Pharmaceuticals July 21, 2000 – June 30, 2000Total Support: $105,641 (Direct Costs Only) (5%), Year 1 Support: $40,063 (Direct Costs)

Narayana, PA., (Principal Investigator)Serial Magnetic Resonance in Multiple Sclerosis.National Institutes of Health (NIH)Grant #: 3 R01 NS31499-07S1April 1, 1999 - March 31, 2000Total Support: $50,000

Narayana, PA. (Principal Investigator)Magnetic Resonance of Spinal Cord InjuryNational Institutes of Health (NIH)July 1, 1999 - June 30, 2000Grant # 3 R01 NS 30821-07S1Total Support: $50,000

Narayana, PA. (PI: Jerry Wolinsky, M.D.)Micellar Paclitaxel for the Treatment of Secondary Progressive Multiple SclerosisMRI Analysis CenterAugust 1, 1998 - July 31, 2000Total Support: $105,641 (Direct Costs Only) (5%)

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Narayana, PA. (PI: Jerry Wolinsky, M.D.)Copaxone Open Label Amendment # 1 MRI Analysis Center – Protocol # 01-9004April 1, 1998 – February 5, 2000Total Support: $166,012 (Direct Costs Only) (10%)

Narayana, PA. (Co-PI; Staley Brod, M.D., PI)Oral-IFN Biological Effects in Relapsing Multiple SclerosisNational Institutes of Health (NIH)Grant # 1 R01 NS3569-01April 1, 1997 - March 31, 1999Total Support: $584,884 (Direct Costs Only) (10%), Year 1 Support: $286,757 (Direct Costs)

Narayana, PA. (PI: Jerry Wolinsky, M.D.)Phase 2 Study of Hu23F2G Multidose in Acute Exacerbations of Multiple SclerosisProtocol # AMS05April 1, 1998 - March 31, 1999Total Support: $125,276 (Direct Costs Only) (10%)

Narayana, PA. (PI: Jerry Wolinsky, M.D.)Copaxone Open Label Amendment #1, MRI-Analysis CenterProtocol # 01-9004April 1, 1998 - March 31, 1999Total Support: $166,011 (Direct Costs Only) (10%)

Narayana, PA. (Jerry Wolinsky, M.D.)MRI Analysis Center for: A Randomized, Double-blind, Placebo-controlled, Phase 3 Study of Roquinimex (Linomide) in Relapsing-Remitting and Secondary Progressive Multiple Sclerosis Pharmacia, Inc.August 1, 1995 - July 31, 1999Total Support: $ 1,824,070 (Total Direct Costs) (15%)

Narayana, PA. (Co-PI; Ian Butler, M.D., PI)Cerebral Palsy: A Classification Based on Magnetic Resonance Techniques and NeuropsychologyShriners Hospital for Crippled ChildrenJanuary 1, 1996 - December 31, 1997Total Requested Support: $350,022Year 1 Support: $112,341

Narayana, PA. (Principal Investigator)Magnetic Resonance of Spinal Cord InjuryNational Institute of Health (NIH)July 1, 1992 - June 30, 1996Grant #: 1 RO1 NS 30821-01.Total Support: $736,112 (Direct Costs Only).Year 1 support: $173,347 (Direct Costs Only)

Narayana, PA., (Co-PI; P.I.: Ian J. Butler, M.D.)

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In vivo Magnetic Resonance Spectroscopic Studies in Diseased and Developing MuscleShriners Hospital for Crippled ChildrenJanuary 1, 1994 - December 31, 1995$78,973 (Direct Costs Only)Year 1 Support: $41,807 (Direct Costs Only)

Narayana, PA. (Principal Investigator)Development Of Advanced Magnetic Resonance Technology For The In vivo Evaluation of Neurologic DiseaseTexas Higher Education Coordinating Board - Advanced Research ProgramNovember 2, 1991 - October 31, 1994$128,211

Narayana, PA., (Co-Principal Investigator, P.I.: Ian J. Butler)Cerebral Palsy: a Classification Based on Magnetic Resonance Techniques and NeuropsychologyShriners Hospital for Crippled ChildrenJanuary 1, 1993 - December 31, 1994$90,000

Narayana, PA., (Principal Investigator)Proton Magnetic Resonance Spectroscopy and Imaging of Multiple SclerosisNational Multiple Sclerosis SocietyOctober 1, 1992 - March 1, 1993Grant # RB 2236-B-2$291,576 (Direct Costs Only)Year 1 Support: $104,592 (Direct Costs Only)This grant was replaced by NIH Grant # RG 2236-B-2

Narayana, PA., (Co-Principal Investigator, P.I.: John H. Harris, Jr., M.D., D.Sc.)Magnetic Resonance Imaging of Acute Spinal Cord TraumaNational Institutes of Health (NIH)Grant #: 1RO1 NS25699-01A11989-1992$524,539

Narayana, PA., (Co-Principal Investigator, P.I.: Ian J. Butler, M.D.)In Vivo Proton Magnetic Resonance Spectroscopic Studies in Diseased and Developing MusclesShriners Hospital for Crippled ChildrenJanuary 1, 1990 - December 31, 1992$227,752

Narayana, PA., (Principal Investigator)Proton Magnetic Resonance Spectroscopy and Imaging of Multiple SclerosisNational Multiple Sclerosis SocietyOctober 1, 1990 - September 30, 1992Grant # RG 2236-A-1 $153,680

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Narayana, PA., (Principal Investigator)In vivo Proton Magnetic Resonance spectroscopy of MusclesMuscular Dystrophy AssociationJuly 1, 1990 - December 31, 1991$63,897

Narayana, PA., (Principal Investigator)Effect of 10 + days of space flight on neuro-muscular skeletal functions after emergency egress performance II. MRI-MRS changesNational Aeronautics Space Administration (NASA)May 1, 1990 - September 1991$40,919 (Direct Costs)

Narayana, PA., (Principal Investigator)In Vivo Proton MRS of Normal And Abnormal MusclesMuscular Dystrophy Association (MDA)1988 - 1990$82,000

Narayana, PA., (Principal Investigator)Design And Development Of An Actively Shielded Gradient Coil System For In Vivo Localized Magnetic Resonance Spectroscopy Studies.

BRSG Grant, University of Texas, Medical SchoolGrant #: 2 S07 RR 05745-161988 - 1989$4,750

Narayana, PA., (Principal Investigator)MR Techniques For Localized Proton SpectroscopyNational Institute of Health (NIH)Grant # 1 RO1 GM38272-01$56,1031987 - 1988

Narayana, PA., (Principal Investigator)Localized T1 Measurements in NMRNational Institutes of Health (NIH)Grant # 1RO1 CA42880-011986 - 1987$87,879

Narayana, PA., (Principal Investigator)NMR Studies Of Muscular DystrophyBRSG Grant, University of Texas, Medical SchoolGrant # 2-S07 RR-05745-121984 - 1986

Narayana, PA., (Principal Investigator)

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Development And Application Of High Resolution And High Sensitivity Methods In Light Scattering, Magnetic Resonance And Combined TechniquesUniversity Grants Commission, New Delhi, India1978 – 1981

PATENTS

•METHODS FOR TREATING CNS LESIONSPublication number: US 10 , 363 , 245 B2Inventors: Jerry S. WOLINSKY, John A. LINCOLN, Leorah A. FREEMAN, Ponnada A. NARAYANA

•SYSTEM AND METHOD FOR ADAPTIVE AND PATIENT-SPECIFIC MAGNETIC RESONANCE IMAGINGPublication number: 20170156630Filed: December 8, 2016Inventors: Refaat E. GABR, Ponnada A. NARAYANA, Amol S. PEDNEKAR

BIBLIOGRAPHYPUBLICATIONS

A. ABSTRACTS:

1. Delayre, J.L., Jensen, D.J., Brey, W.W., Tong, V., and Narayana, PA. A small 2 T MR imaging spectrometer design and implementation. ISMRM Conference. New York, 1984

2. Narayana, PA., Misra, L.K., Delayre, J.L., Hazlewood, C.F., and Munjal, R.P. Muscular Dystrophy: NMR studies of sarcoplasmic reticulum. XI International Conference on Magnetic Resonance in Biological Systems, India, 1984

3. Misra, L.K., Narayana, PA., Comstock, J.P., and Hazlewood, C.F. Evaluation of diabetic neuropathy by nuclear magnetic resonance technique. XI International Conference on Magnetic Resonance in Biological Systems, India, 1984

4. Misra, L.K., Narayana, PA., Beal, P.T., and Hazlewood, C.F. Developmental changes in relaxation times of muscle water. Magn. Reson. Med., 1984

5. Jensen, D.J., Brey, W.W., Narayana, PA., Tong, V.P., and Delayre, J.L. The problem of rapidly switched magnetic field gradients in magnetic resonance experiments. Fourth Annual Meeting on Biomedical Engineering Research in Houston, TX, February 14-15, 1986

6. Jensen, D.J., Brey, W.W., Tong, V.P., Narayana, PA., and Delayre, J.L. The problem of rapidly switched magnetic resonance imaging. Fourth Annual Meeting of Biomedical Engineering Research in Houston, TX, February 14-15, 1986

7. Jensen, D.J., Brey, W.W., Tong, V.P., Narayana, PA., and Delayre, J.L. Magnetic resonance imaging at 2 Tesla. Fourth annual Meeting of Biomedical Engineering Research in Houston, TX, February 14-15, 1986

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8. Tong, V.P., Delayre, J.L., Jensen, D.J., Brey, W.W., and Narayana, PA. Designing a pulse programmer programming utility for magnetic resonance imaging/spectroscopic applications. Fourth Annual Meeting of Biomedical Engineering Research in Houston, TX, February 14-15, 1986

9. Brey, W.W., Narayana, PA., Tong, V.P., and Jensen, D.J. Design and implementation of a two-coil probe for NMR imaging and spectroscopy. Fourth Annual Meeting of Biomedical Engineering Research in Houston, TX, February 14-15, 1986

10. Jensen, D.J., Brey, W.W., Tong, V.P., Delayre, J.L., and Narayana, PA. An incremental phase shifter and frequency modulator. Fourth Annual Meeting on Biomedical Engineering Research in Houston, TX, February 14-15, 1986

11. Jensen, D.J., Brey, W.W., Tong, V.P., Delayre, J.L., and Narayana, PA. An incremental phase shifter and frequency modulator. 27th Nuclear Magnetic Resonance Spectroscopy Conference, Baltimore, MD, April 12-17, 1986

12. Jensen, D.J., Brey, W.W., Narayana, PA., Tong, V.P., and Delayre, J.L. Shortening the gradient rise time on a 33 cm 2 T NMR imaging spectrometer. Metabolic NMR Workshop, April 12-13, 1986

13. Narayana, PA., Brey, W.W., Jensen, D.J., Tong, V.P., and Kulkarni, M.V. Water suppressed in vivo proton spectroscopy with dress sequence. ISMRM Conference, Montreal, Canada, August 18-22, 1986

14. Tong, V.P., Delayre, J.L., Jensen, D.J., Brey, W.W., and Narayana, PA. A flexible NMR pulse sequence editor. ISMRM Conference, Montreal, Canada, August 18-22, 1986

15. Jensen, D.J., Narayana, PA., Brey, W.W., Tong, V.P., and Delayre, J.L. Pulse sequence design for volume selective excitation. ISMRM Conference, Montreal, Canada, August 18-22, 1986

16. Jensen, D.J., Narayana, PA., Brey, W.W., Tong, V.P., and Delayre, J.L.: Localized T1 measurements using volume selective excitation. ISMRM Conference, Montreal Canada, August 18-22, 1986

17. Wolinsky, J.S., Narayana, PA., Jensen, D.J., and Delayre, J.L. Magnetic resonance imaging of experimental mumps meningoencephalitis. XII International Conference of Magnetic Resonance in Biological Systems, Todtmoos, Germany, September 8-12, 1986

18. Jensen, D.J., Delayre, J.L., Brey, W.W., Tong, V.P., and Narayana, PA. Volume localized spin-lattice relaxation time measurements. Radiology 72nd Scientific Assembly of RSNA, Chicago, Illinois, November 30-December 5, 1986

19. Narayana, PA., Brey, W.W., Jensen, D.J., and Kulkarni, M.V. Pulse sequence for depth resolved proton spectroscopy for detection of lactate. Fifth Annual Meeting of the Society of Magnetic Resonance Imaging, San Antonio, TX, February 28-March 4, 1987

22

20. Brey, W.W., Jensen, D.J., and Narayana, PA.: Correcting for intensity variation across surface coil images. Fifth Annual Meeting of the Society of Magnetic Resonance Imaging, San Antonio, TX, February 28-March 4, 1987

21. Narayana, PA., Jensen, D.J., and Brey, W.W.: Magnetic Resonance imaging and in vivo spectroscopy. Fifth Annual Meeting of the Society of Magnetic Resonance Imaging, San Antonio, TX, February 28-March 4, 1987

22. Jensen, D.J., Brey, W.W., and Narayana, PA.: Practical problems and solutions in spatially resolved spectroscopy. 6th Annual ISMRM Scientific Meeting in New York, NY, August 17-21, 1987

23. Brey, W.W. and Narayana, PA.: Estimation of the surface coil profile to correct for sensitivity variation in surface coil images. 6th Annual ISMRM Scientific Meeting in New York, NY, August 17-21, 1987

24. Kulkarni, M.V., McArdle, C.B., Yeakley, J.B., and Narayana, PA. MR evaluation of cervical spine disorders using fast scanning: Comparison with cardiac gaited technique. 73rd Scientific Assembly of RSNA, November 29-December 4, 1987

25. Narayana, PA., Hazle, J.D., Jackson, E.F., Fotedar, L.K., and Kulkarani, M.V. In vivo 1H magnetic resonance studies of leg muscle. 6th Annual Meeting of the Society of Magnetic Resonance Imaging, February 27-March 2, 1988

26. Narayana, PA., Slopis, J.M., Jackson, E.F., Hazle, J.D., Kulkarni, M.V., and Butler, I.J. In vivo muscle magnetic resonance spectroscopic studies in mitochondrial cytopathy. 6th Annual Meeting of the Society of Magnetic Resonance Imaging, February 27-March 2, 1988

27. Narayana, PA., Jackson, E.F., Hazle, J.D., Fotedar, L.K., and Flamig, D.P. In vivo localized proton spectroscopic studies of human gastrocnemius muscle. 7th Annual Meeting of the Society of Magnetic Resonance in Medicine, August 22-26, 1988

28. Narayana, PA., Slopis, J.M., Jackson, E.F., Fotedar, L.K., and Butler, I.J. In vivo muscle magnetic resonance spectroscopy in a family with mitochondrial cytopathy. A defect in fat metabolism. 7th Annual Meeting of the Society of Magnetic Resonance in Medicine, August 22-26, 1988

29. Hazle, J.H. and Narayana, P.A: A method of localization water suppressed proton spectroscopy for the study of in vivo liver metabolism. 7th Annual Meeting of the Society of Magnetic Resonance in Medicine, August 22-26, 1988

30. Jackson, E.F., Narayana, PA., and Kudrle, W.A. Volume localized spectroscopy using spatially resolved spectroscopy and stimulated echo acquisition mode sequences. 7th Annual Meeting of the Society of Magnetic Resonance in Medicine, August 22-26, 1988

31. Narayana, PA., Bohan, T.P., Slopis, J.M., and Butler, I.J. Proton magnetic resonance spectroscopy of human brain: Effects of valproic acid. 74th Scientific Assembly of RSNA, November 27-December 2, 1988

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32. Narayana, PA., Fotedar, L.K., Jackson, J.F., Bohan, T.B., Butler, I.J., and Wolinsky, J.S. Regional proton magnetic resonance spectroscopy of brain. 74th Scientific Assembly of RSNA, November 27-December 2, 1988

33. Weirich, S.D., Cotler, H.B., Narayana, PA., and Harris, Jr., J.H. Histopathologic correlation of magnetic resonance image signal patterns in a spinal cord injury model. 35th Annual Meeting of the Orthopaedic Research Society, Los Vegas, NV, February 6-9, 1989

34. Narayana, PA., Jackson, E.F., and Kudrle, W.A. Comparison of steam and CSI for proton spectroscopy. 7th Annual Meeting of The Society of Magnetic Resonance Imaging, February 23-March 1, 1989

35. Narayana, PA., Fotedar, L.K., Slopis, J.M., Fenstermacher, M.J., and Butler, I.J. Proton magnetic resonance spectroscopy studies of exercise-induced changes in human gastrocnemi-us muscle. 7th Annual Meeting of The Society of Magnetic Resonance Imaging, February 23-March 1, 1989

36. Narayana, PA., Fotedar, L.K., Jackson, E.F., Bohan, T.B., Butler, I.J., and Wolinsky, J.S. Regional proton magnetic resonance spectroscopy of brain. 7th Annual Meeting of The Society of Magnetic Resonance Imaging, February 23-March 1, 1989

37. Wolinsky, J.S., Narayana, PA., and Fenstermacher, M.J. Magnetic Resonance (MR) spectroscopy in Multiple Sclerosis (MS). Session of Neuroimmunology and MS III, April 17, 1989

38. Narayana, PA., Wolinsky, J.S., and Fenstermacher, M.J. Proton magnetic resonance spectroscopy in Multiple Sclerosis. 8th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 12-18, 1989, Amsterdam, The Netherlands

39. Jackson, E.F., Narayana, PA., and Kudrle, W.A. Localized proton spectroscopy using stimulated echoes and chemical shift imaging. A comparison. 8th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 12-18, 1989, Amsterdam, The Nether-lands

40. Fotedar, L.K., Narayana, PA., Slopis, J.M., Pivarnik, J.M., Fenstermacher, M.J., and Butler, I.J. Proton MRS of Exercise-Induced changes in human gastrocnemius muscle. 8th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 12-18, 1989, Amsterdam, The Netherlands

41. Narayana, PA. and Fenstermacher, M.J. Proton magnetic resonance spectroscopy of Ischemic brain injury in humans: Serial studies. 8th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 12-18, 1989, Amsterdam, The Netherlands

42. Narayana, PA., Johnston, D., and Flamig, D.P. Reproducibility of proton MRS of human brain: A quantitative analysis. 9th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 18-24, 1990, New York, NY

43. Narayana, PA., Slopis, J.M., Jackson, E.F., and Butler, I.J. Proton magnetic resonance spectroscopic studies of hypertrophied muscle: Effect of botulinum toxin treatment. 9th

24

Annual Meeting of The Society of Magnetic Resonance in Medicine, August 18-24, 1990, New York, NY

44. Jackson, E.F. and Narayana, PA. Design and implementation of a volume localized, interleaved acquisition technique for 1H/31P studies. 9th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 18-24, 1990, New York, NY

45. Jackson, E.F. and Narayana, PA. The effect of post-acquisition water suppression of magnetic resonance spectra. 9th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 18-14, 1990, New York, N.

46. Hazle, J.D., Narayana, PA., and Dunsford, H.A. In vivo magnetic resonance studies of chronic carbon tetrachloride hepatotoxicity in rat. 9th Annual Meeting of The Society of Magnetic Resonance in Medicine, August 18-24, 1990, New York, NY

47. Narayana, PA., Wolinsky, J.S., Jackson, E.F., and McCarthy, M. Proton MRS of GdDTPA enhanced Multiple Sclerosis lesions., 1991

48. Jackson, E.F., Narayana, PA., Slopis, J.M., White, M.A., and Butler, I.J: Proton MRS of water and lipid changes in muscle during isometric exercise. 9th Annual Meeting of The Society of Magnetic Resonance in Medicine, New York, NY, August 18-24, 1990

49. Narayana, PA., Butler, I.J., Slopis, J.M., Jackson, E.F., and Jaweed, M. Use of magnetic resonance imaging and spectroscopy for the non-invasive monitoring of water and lipid changes in soleus muscle during isometric exercise. 62nd Annual Scientific Meeting of the Aerospace Medical Association, Cincinnati, Ohio, May 5-9, 1991

50. Wolinsky, J.S., Narayana, PA., Jackson, E.F., and McCarthy, M. Localized proton magnetic resonance spectroscopy (MRS) in Multiple Sclerosis (MS): Correlation with gadolinium-DTPA enhanced MRI. Annual Meeting of AAN, 1991

51. Narayana, PA., Wolinsky, J.S., Jackson, E.F., and McCarthy, M. Magnetic resonance of Multiple Sclerosis: Correlation between proton spectroscopy and GdDTPA enhancement. 10th Annual Scientific Meeting of The Society of Magnetic Resonance in Medicine, San Francisco, CA., August 10-16, 1991

52. Narayana, PA., Kudrle, W.A., Liu, S.-J., Chernov, J.H., Butler, B.D., and Harris, Jr., J.H. Magnetic resonance imaging of hyperbaric oxygen treated experimental spinal cord injury. 10th Annual Scientific Meeting of The Society of Magnetic Resonance in Medicine, San Francisco, CA, August 10-16, 1991

53. Jackson, E.F., Slopis, J.M., Narayana, PA., and Butler, I.J. Proton magnetic resonance spectroscopy and imaging in isometric exercise of tibialis anterior muscle. 10th Annual Scientific Meeting of The Society of Magnetic Resonance in Medicine, San Francisco, CA, August 10-16, 1991

54. Kudrle, W.A., Narayana, PA., and Dunsford, H.A.: Magnetic resonance imaging of burn injury in rats. 10th Annual Scientific Meeting of The Society of Magnetic Resonance in Medicine, San Francisco, CA, August 10-16, 1991

25

55. Slopis, J.M., Jackson, E.F., Narayana, PA., and Butler, I.J.: Proton magnetic resonance imaging of spectroscopic studies of the pathogenesis and treatment of juvenile dermatomyositis. Scientific Meeting of the Child Neurology Society, Portland, Oregon, October 3-5, 1991

56. Narayana, PA., Jackson, E.F., Slopis, J.M., and Butler, I.J. In vivo proton MRS of exercised tibialis anterior muscle: Effect of heparin on lipid mobilization. 10th Annual Meeting of the Society for Magnetic Resonance Imaging, New York, NY, April 25-29, 1992

57. Jackson, E.F., Narayana, PA., and Wolinsky, J.S. Short echo time 1H spectroscopic imaging of multiple sclerosis and normal brain. 10th Annual Meeting of the Society for Magnetic Resonance Imaging, New York, NY, April 25-29, 1992

58. Jackson, E.F., Narayana, PA., Wolinsky, J.S., and Falconer, J.C.: Volumetric analysis of multiple sclerosis lesions with and without enhancement. 10th Annual Meeting of the Society for Magnetic Resonance Imaging, New York, NY, April 25-29, 1992

59. Kudrle, W.A. and Narayana, PA. SPOR : A robust fast spin echo sequence. 10th Annual Meeting of the Society for Magnetic Resonance Imaging, New York, NY, April 25-29, 1992

60. Narayana, PA., Jackson, E.F., and Falconer, J.D. Quantitative volumetric measurements based on magnetic resonance images. Inter- and intra-operator variability. International Conference on Medical Physics and Radiation Safety, BARC, Bombay, INDIA, September 8-11, 1992

61. Butler, I.J., Narayana, PA, Jackson, E.F., Slopis, J.M., Herbert, A.A., and Bhatacharjee, M.B. Magnetic resonance studies in the management of childhood myositois. Child Neurology Society presentation, New Orleans, LA., October 22-24, 1992

62. Jackson, E.F., Narayana, PA. Quantitative 3D analysis of Multiple Sclerosis Lesions With and Without Enhancement. AAPM Annual meeting, Ontario, Canada, 1992

63. Narayana, PA. and Jackson, E.F. Inter- and intra-operator variability in the quantitative volumetric measurement of MS lesions. 11th Annual Meeting of the Society for Magnetic Resonance Imaging, San Francisco, CA, March 25-31, 1993

64. Falconer, J.C. and Narayana, PA. Quantitative MRI of spinal cord injury in a rat model. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

65. Fitchard, E.E. and Narayana, PA. An automatic and efficient method for registration of MR Image. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

66. Jackson, E.F., Narayana, PA, and Doyle, T.J. The reproducibility of short echo time 1H spectroscopic imaging studies of human brain. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

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67. Doyle, T., Narayana, PA, Jackson, E., and Wolinsky, J. Longitudinal, short echo time proton spectroscopic imaging of MS. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

68. Kudrle, W.A., Jainendra, R., and Narayana, PA. An object oriented pulse sequence editor. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

69. Kudrle, W.A., Narayana, PA, and Dunsford, H.A. Magnetic resonance imaging of electrical burns in a rat model. 12th Annual Meeting of the Society of Magnetic Resonance in Medicine, New York City, NY, August 14-20, 1993

70. Fitchard, E.E. and Narayana, PA., An efficient registration method for 3-D brain images. 12th Annual Meeting of the Society of Magnetic Resonance Imaging, Dallas, TX, March 5-9, 1994

71. Doyle, T.J., Narayana, PA, and Pathak, R. Automated processing software for proton spectroscopic image data. 12th Annual Meeting of the Society of Magnetic Resonance Imaging, Dallas, TX, March 5-9, 1994

72. Falconer, J.C., Narayana, PA. Detection of Primary and Secondary Injury Events in Spinal Cord Trauma Using Quantitative MRI and Correlative Measures. Second Meeting of SMR, San Francisco, CA, August 7-12, 1994

73. Doyle, T.J., Bedell, B.J., Narayana, PA. Regional Distribution of N-Acetyl-Aspartate in Gray and White Matter in Human Brain. Second Meeting of SMR, San Francisco, CA, August 7-12, 1994

74. Narayana, PA., Wolinsky J.S., Doyle, T.J., Dimachkie, M.M. Serial two-dimensional proton magnetic resonance spectroscopic imaging and GdDTPA enhanced MRI in MS. SMR. Second Meeting of SMR, San Francisco, CA, August 7-12, 1994

75. Wolinsky, J.S., Narayana, PA., Doyle, T.J., Lindsey, J.W. Serial 2D proton magnetic resonance spectroscopic imaging (MRSI) of multiple sclerosis (MS). AAN, Seattle, WA, May 6-13, 1995

76. Bedell, B.J., Narayana, PA. Automatic Three-Dimensional MR Image Registration for Human Brain. Third Meeting of SMR, Nice, France, August 19-25, 1995

77. Narayana, PA., Doyle, T.J., Wolinsky, J.S. Magnetic resonance spectroscopiuc imaging of human brain. Fourteenth Annual Houston Conference on Biomedical Engineering Research, Houston, Texas, February 8-9, 1996

78. Narayana, PA., Falconer, J.C., Fenyes, D.A. Longitudinal magnetic resonance imaging of spinal cord injury. Fourteenth Annual Houston Conference on Biomedical Engineering Research, Houston, Texas, February 8-9, 1996

79. Bedell, B.J., Narayana, PA., Wolinsky, J.S. Segmentation of MRI-defined multiple sclerosis lesions using FLAIR-MIC and MR flow images. Scientific Program of the 48th Annual Meeting of AAN, San Francisco, CA., March 23-30, 1996

27

80. Bedell, B.J., Narayana, PA., Wolinsky, J.S. A dual approach for minimizing lesion classification on magnetic resonance images. Society of Magnetic Resonance Fourth Scientific Meeting and Exhibition, New York, N.Y., April 27 - May 3, 1996

81. Falconer, J.C., Narayana, PA. CSF suppressed high resolution diffusion imaging of the human brain. 4th Annual ISMRM Scientific Meeting and Exhibition in New York, N.Y., April 27 - May 3, 1996

82. Narayana, PA., Bedell, B.J., Wolinsky, J.S. Integrated technique for MRI-observed lesion quantitation. 15th Annual Houston Conference on Biomedical Engineering Research, Houston, TX., February 13-14, 1997

83. Narayana, PA., Wolinsky, J.S., Doyle, T.J. Is perivenous inflammation an obligatory event for demyelination in multiple sclerosis? 5th Annual ISMRM Scientific Meeting and Exhibition in Vancouver, Canada, April 12-18, 1997

84. Bedell, B.J., Narayana, PA. Fast double inversion recovery sequence for white matter and CSF suppression. 5th Annual ISMRM Scientific Meeting and Exhibition in Vancouver, Canada, April 12-18, 1997

85. Narayana, PA. Segmentation techniques on multiparametric classification. Magnetic Resonance Techniques in Multiple Sclerosis, First Advance Course, Milan, Italy, May 15-17, 1977

86. Narayana, PA., Abbe, R., Liu, Shi-J., Dash, Promod. Is loss of cholesterol an early event leading to secondary injury in spinal trauma? In vivo MRI and biochemical studies. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, April 18-24, 1998

87. Zacharopoulos, N.G., Narayana, PA. Selective diffusion trace measurements of gray- and white- matter in human brain with double-suppression EPI sequence. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, April 18-24, 1998

88. Fenyes, D.A., Narayana, PA. In vivo EPI measurements of apparent diffusion tensor of normal and injured spinal cord. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, ISMRM Proceedings, April 18-24, 1998.

89. Hatfield, G.A., Steinberg, J.L., Narayana, PA., and Kramer, L.A. Gradient echo EPI T2* fMRI without and with inversion recovery CSF suppression. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, ISMRM Proceedings, April 18-24, 1998.

90. Steinberg, J.L., Hatfield, G.A., Dougherty, D.M., Narayana, PA., Kramer, L.A., Shah, N.N., Wassef, A.A. fMRI of schizofrenic and normal subjects during performance of a working memory task. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, ISMRM Proceedings, April 18-24, 1998.

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91. Fotedar, L.K., Narayana, PA., Butler, I.J. In vivo longitudinal magnetic resonance imaging studies of muscle disuse atrophy and recovery. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, ISMRM Proceedings, April 18-24, 1998.

92. Fotedar, L.K., Narayana, PA., Butler, I.J. Proton Magnetic Resonance Spectroscopy of Disuse Atrophied Muscle: In Vivo Level and Fluid Shift Changes. The Section for Magnetic Resonance Technologists at 6th Annual ISMRM Scientific Meeting in Sydney, Australia, ISMRM Proceedings, April 18-24, 1998.

93. Steinberg, J.L., Hatfield, G.A., Doughterty, D.M., Narayana, PA., Kramer, L.A. Immediate and delayed memory tasks during fMRI of schizophrenic and normal subjects. 4th International Conference on Functional Mapping of the Human Brain, Montreal, Canada, NeuroImage 1998 1:S894

94. Hatfield, G.A., Ulmer, J., Biswal, B., Steinberg, J.L., Narayana, PA. Increased fMRI signal change with CSF suppression. RSNA Chicago, Ill. 1998

95. Hatfield, G.A., Biswal, B., Ulmer, J. Steinberg, J.L., Narayana, PA. Improved detection of CSF suppressed fMRI signal using independent component analysis. RSNA, Chicago, Ill, 1998

96. Narayana, PA., Abbe, R., Bilgen, M. Temporal changes in pathology in injured spinal cord tissue: In vivo MRI studies in acute phase. 7th Annual ISMRM Scientific Meeting in Philadelphia, Pennsylvania, May 22-28, 1999

97. O’Connor, P.W., Lee, L., Moscarello, M., Hunter, W., Narayana, PA., Wolinsky, J.S. A Phase-1 study of micellar pacitaxell in the treatment of secondary progressive multiple sclerosis. Pacitaxel Study Group and the MRI Analysis Center

98. Wolinsky, J.S. and Narayana, PA. MRI and clinical correlations in a cross-sectional analysis of patients in the open-label extension of the U.S. pivotal trial of Glatiramer Acetate (Copaxone) in relapsing multiple sclerosis. The Copolymer-1 Multiple Sclerosis Study Group and the MRI Analysis Center

99. Narayana, PA. and Wolinsky, J.S. Role of magnetic resonance in multi-center clinical trials of multiple sclerosis. Biomedical Imaging Symposium: Visualizing the Future of Biology and Medicine. National Institutes of Health, Natcher Conference Center, Bethesda, MD, June 25-26, 1999

100. O’Connor, P.W., Lee, L., Moscarello, M., Hunter, W., Narayana, PA., Wolinsky, J.S. A Phase 1 study of micellar paclitaxel in the treatment of secondary progressive multiple sclerosis. Paclitaxel Study Group and MRI Analysis Center; Toronto ON, and Vancouver BC, Canada, and Houston, TX. Programs and Abstracts. American Neurological Association. Ann. Neurology 1999 March29

101. Wolinsky, J.S., and Narayana, PA. Magnetic imaging and clinical correlations in a cross-sectional analysis of patients in the open-label extension of the US Pivotal Trial of Glatiramer Acetate (Copaxone) in relapsing multiple sclerosis. Programs and Abstracts. American Neurological Association. Ann. Neurology 1999

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102. O’Connor, P.W., Lee, L., Hunter, W., Narayana, PA., Wolinsky, J.S. The meaning of quality of life in multiple sclerosis. Paclitaxel Study Group and MRI Analysis Center; Toronto ON, and Vancouver BC, Canada, and Houston, TX. Programs and Abstracts. American Neurological Association. Ann. Neurology 1999

103. Sharma, R., Yu, H., Wolinsky, J.S., Narayana, PA. Acetate metabolism is altered in some multiple sclerosis plaques. 8th ISMRM Scientific Meeting in Denver, Colordo, ISMRM Proceedings, April 1-7, 2000

104. Abbe, R., Vang, R., Bilgen, M., Narayana, PA. Spontaneous functional recovery following spinal cord injury: In vivo magnetic resonance imaging, behavioral and histopathological studies. 8th ISMRM Scientific Meeting in Denver, Colordo, ISMRM Proceedings, April 1-7, 2000

105. Bilgen, R., Abbe, R., Narayana, PA. Dynamic contrast-enhanced magnetic resonance imaging of experimental cord injury. 8th ISMRM Scientific Meeting in Denver, Colordo,

ISMRM Proceedings, April 1-7, 2000

106. Yu, H., Narayana, PA. Quantitative comparison of variable and constant repetition time proton spectroscopic imaging. 8th ISMRM Scientific Meeting in Denver, Colordo,

ISMRM Proceedings, April 1-7, 2000

107. Sharma, R., Narayana, PA., Wolinsky, J.S. Proton magnetic resonance spectroscopic imaging of abnormal gray matter in multiple sclerosis. Proceedings 13th IEEE Symposium on Comp.-based Med. Appl. Houston, Texas, June 23-24, 2000

108. He, R., Narayana, PA. Detection and delineation of multiple sclerosis lesions in gadolinium-enhanced 3D T1-weighted MRI Data. Proceedings 13th IEEE Symposium on Comp.-based Med. Appl. Houston, Texas, June 23-24, 2000

109. Wolinsky, J.S., Narayana, PA. Characteristics at entry into the glatiramer acetate study of primary progressive multiple sclerosis: The PROMiSe Trial. Proceeding 11th Meeting of the

European Neurological Society, 2001

110. Elshafiey, I., Narayana, PA., Bilgen, M. Optimization of magnetic resonance diffusion tensor imaging of human brain. Proceedings 19th Annual Houston Conference on Biomedical Engineering Research. Houston, Texas, February 8-9, 2000

111. Bilgen, M., Narayana, PA., Elshafiey, I. Dynamic contrast-enhanced MRI of experimental spinal cord injury: in vivo studies. Proceedings 19th Annual Houston Conference on Biomedical Engineering Research. Houston, Texas, February 8-9, 2000

112. Narayana, PA. Imaging of a rat injury model. Proceedings 19th Annual Houston Conference on Biomedical Engineering Research. Houston, Texas, February 8-9, 2000

113. Wolinsky, JS, Narayana, PA. Characteristics at entry into the glatiramer acetate study of primary progressive multiple sclerosis: The PROMISe Trial. 11th Meeting of the European Neurological Society, Paris, April 25-25, 2001

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114. Elshafiey, I, Narayana, PA. Exploration of b-space for diffusion tensor imaging of human brain. 9th Annual ISMRM Scientific Meeting in Glasgow, Scotland. ISMRM Proceedings. April 21-27, 2001

115. Narayana, PA., Abbe, R, Lai, D, Bilgen, M. Prognostic value of MRI in Spinal Cord Injury. 9th Annual ISMRM Scientific Meeting in Glasgow, Scotland. ISMRM Proceedings. April 21-27, 2001

116. Narayana, PA., Abbe, R, Grill, R, Bilgen, M. MRI of neuronal recovery in spinal cord injury. 9th Annual ISMRM Scientific Meeting in Glasgow, Scotland. ISMRM Proceedings. April 21-27, 2001

117. Bilgen, M, Narayana, PA. A pharmacokinetic model for quantitative evaluation of spinal cord injury with dynamic contrast-enhanced MRI. 9th Annual ISMRM Scientific Meeting in Glasgow, Scotland. ISMRM Proceedings. April 21-27, 2001

118. Wosik, J, Xie, L-M, Wang, F, Nesteruk, K, Bilgen, M, Narayana, PA. High temperature superconducting surface coils for 2 Tesla magnetic resonance imaging of spinal cord: comparison with implanted coils. 9th Annual ISMRM Scientific Meeting in Glasgow, Scotland. ISMRM Proceedings. April 21-27, 2001

119. Elshafiey, I, Narayana, PA. Characterization of eddy current distortion effects on magnetic resonance axonography of human brain. Proceeding of the 28th Review of Progress in Quantitative Nondestructive Evaluation. Bowdoin College, Brunswick, Maine. July 29-August 3, 2001

120. Elshafiey ,I, Narayana, PA. In vivo magnetic resonance imaging of spinal cord at 7T. Proceeding of the 28th Review of Progress in Quantitative Nondestructive Evaluation. Bowdoin College, Brunswick, Maine. July 29-August 3, 2001

121. Narayana, PA., Elshafiey, I, Bilgen, M, He, R. In vivo biexponential diffusion tensor imaging of normal and injured spinal cord at 7T. Proceedings of the 2001 Southeastern Magnetic Resonance Conference of Florida. Gainesville, FL, October 26-28, 2001

122. Bilgen, M., Narayana, PA. Mohr diagram representation of anisotropic diffusion tensor measured in biological tissues. Proceedings of the ISMRM workshop Diffusion MRI: Biophysical Issues, Saint-Malo, France., March 10-12, 2002

123. He, R., Narayana, PA. Automatic Delineation of Enhancements in MS Proceedings of the 10th Annual ISMRM Scientific Meeting in Honolulu, Hawaii. May 18-24, 2002

124. Bilgen, M., Narayana, PA. Mohr Diagram Representation of Anisotropic Diffusion Tensor in MRI, Proceedings of the 10th Annual ISMRM Scientific Meeting in Honolulu, Hawaii. May 18-24, 2002

125. He, R., Narayana, PA. Global Optimization for retrospective 3D Registration of MR Images Proceedings of the 10th Annual ISMRM Scientific Meeting in Honolulu, Hawaii. May 18-24, 2002

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126. Elshafiey, I., Bilgen, M., He, R. ,and Narayana, PA., In Vivo Diffusion Tensor Imaging of rat Spinal Cord at Proceedings of the 10th Annual ISMRM Scientific Meeting in Honolulu, Hawaii. May 18-24, 2002

127. Steinberg, J.L., Dougherty, D.M., Narayana, PA., Kramer, L.A., Wassef, A.A., Occhiline, V.B., Le, Y.L. and Shah, N.N. Event-related FMRI of working memory in schizophrenic

and control subjects. Presented at the 8th International Conference on Functional Mapping of the Human Brain, Sendai, Japan, June 2-6, 2002

128. He, R., Narayana, PA. Improvements in LORETA for the Electroencephalographic Inverse Problem. The 6th World Multi-Conference on Systematics, Cybernetics and Informatics, July 14-18, 2002

129. Narayana, PA., Wolinsky, J.S., He, R., Mehta, M., P.M. Group Multi-Center Proton MRSI of Primary Progressive Multiple Sclerosis. 11th Annual ISMRM Scientific Meeting and Exhibition in Toronto, Ontario, Canada, July 10-16, 2003

130. Narayana, PA., and He, R. Global Optimization of Mutual Information: Retrospective Registration of Rodent Brain MRI. 11th Annual ISMRM Scientific Meeting and Exhibition in Toronto, Ontario, Canada, July 10-16, 2003

131. Hasan, K.M, Narayana, PA., Computation of the Mean Diffusivity, Relative and Fractional Tensor Anisotrophy Maps. 11th Annual ISMRM Scientific Meeting and Exhibition in Toronto, Ontario, Canada, July 10-16, 2003

132. He, R., Narayana, PA. The Generation of Feature Map in High Dimensional Feature Space, 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Cancun, Mexico, September 17-21, 2003

133. Sajja, B. R., He, R., Mehta, M. and Narayana, PA. Automated Quantitation of Proton Magnetic Resonance Spectroscopic Imaging 25th Annual International Conference of the IEEE Engineering in Medicine and Biology Society, Cancun, Mexico, September 17-21, 2003

134. Hasan, K. M., Narayana, PA. A Novel Multi-Faceted Icosahedral Diffusion Tensor Encoding Scheme for Mapping the Full Human Brain in 10 Minutes. World Congress on Medical Physics and Biomedical Engineering, in Sydney, Australia August 24-29, 2003

135. He, R., Mehta, M., Narayana, PA. Efficient Global Optimization for Retrospective Three-Dimensional Magnetic Resonance Image Registration. World Congress on Medical Physics and Biomedical Engineering, in Sydney, Australia, August 24-29, 2003

136. Narayana, PA. Advanced MR Techniques in Traumatic Spinal Cord Injury. Presented at the National Neurotrauma Society Symposium, in Biloxi, Mississippi, November 6-7, 2003

137. He, R. and Narayana, PA. Higher is Better: High Dimensional Feature Space Analysis for Tissue Segmentation; and Spontaneous Recovery Following SCI: In vivo Longitudinal

Diffusion Tensor Imaging Studies at the 12th Annual ISMRM Scientific Meeting & Exhibition in Kyoto, Japan, May 15-21, 2004

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138. Narayana, PA., Elshafiey, I., and Bilgen, M. Spontaneous Recovery Following Spinal Cord Injury: In vivo longitudinal Diffusion Tensor Imaging Studies at the 12th Annual ISMRM Scientific Meeting & Exhibition in Kyoto, Japan, May 15-21, 2004

139. Sajja, B.R., Datta, S., He, R. and Narayana, PA. A Unified Approach for Lesion Segmentation on MRI of MS at the 26th Annual International Conference of the IEEE Engineering in Medicine and Biology Society in San Francisco, CA, September 1-5, 2004

140. He, R., Datta. S., Sajja, B.R., Mehta, M. and Narayana, PA. Adaptive FCM with contextual constrains for segmentation of multi-spectral MRI; 6th Annual International Conference of the IEEE Engineering in Medicine and Biology Society in San Francisco, CA, September 1-5, 2004

141. He, R., Mehta, M. and Narayana, PA. Color Coding for Visualization of the Directional Information of DTI; 6th Annual International Conference of the IEEE Engineering in Medicine and Biology Society in San Francisco, CA, September 1-5, 2004

142. Datta, S., Sajja, B.R., He, R., and Narayana, PA. Automatic Segmentation of Black Holes in Multiple Sclerosis on MR Images at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

143. Hasan, KM; Sajja, BR; Gupta R.K; Wolinsky, JS, Narayana, PA. Diffusion Tensor Fractional Anisotropy and Compact Fiber Tracking of the Normal-Appearing Seven Segments of the Corpus Callosum in Healthy Adults and Relapsing-Remitting MultipleSclerosis Patients at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

144. B.P. Kanabar, K.M. Hasan, B.R. Sajja, PA. Narayana. A Diffusion Tensor Imaging based semi-automated segmentation and subdivision of the human corpus callosum: correlation of anisotropy and callosal area and application to gender based differences at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

145. R.K. Gupta, K.M. Hasan, R. Trivedi, B. Kanabar, M. Pradhan, V. Das, N.A. Parikh, Narayana, PA. Diffusion Tensor Imaging of Developing Human Cerebrum at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

146. V. Gupta, R.K. Gupta, S. Saksena, K.M. Hasan, M. Husain, R. Trivedi, A. Agrawal, Narayana, PA. Diffusion Tensor Imaging of Post-Traumatic Epilepsy at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

147. R.K. Gupta, K.M. Hasan, A. M. Mishra, D. Jha, M. Husain, K.N. Prasad, Narayana, PA. Does Increased Fractional Anisotropy in Brain Abscess Imply White Matter Tracts on DTI? 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

148. Sundberg, LM; Grill, RJ; Deo, A; Hasan, KM; Narayana, PA. DTI-Histology Correlation in Spinal Cord at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

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149. F. Moeller, K.M. Hasan, J.L. Steinberg, L.A. Kramer, PA. Narayana. DTI-Relationship to Behavior in Cocaine Dependence at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

150. D.M. Cohen, P. Ahobila, T. Chacko, J. Ramu, PA. Narayana. Longitudinal Changes in Vascular Permeability in Spinal Cord Injury: Dynamic Contrast Enhanced MRI at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

151. B.R. Sajja, S. Datta, R. He, PA. Narayana. Minimization of False MS Lesion Classifications on MR Images: Quantitative Validation at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

152. P. Hou, K.M. Hasan, C.W. Sitton, J.S. Wolinsky, PA. Narayana. Quantitative Analysis of Contrast Efficiency of Phase Sensitive T1IR and its Primary Applications toNeuroimaging at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

153. L. Xue, M. Kamel, L. Xie, J. Wosik, PA. Narayana. SNR Limit for Cryogenic Arrays at the 13th Annual ISMRM Scientific Meeting in Miami Beach, Florida, May 7-13, 2005

154. PA. Narayana. Cortical Reorganization in NT3 Treated Experimental Spinal Cord Injury: Functional Magnetic Resonance Imaging at the National Neurotrauma Society Symposium in Washington D.C.., November 10-11, 2005

155. PA. Narayana. Effect of NT3 on Fiber Tract Integrity in Experimental Spinal Cord Injury: Serial Diffusion Tensor Imaging at the National Neurotrauma Society Symposium in Washington, D.C.., November 10-11, 2005

156. A. Deo, R. J. Grill, K. M. Hasan, PA. Narayana. In vivo Longitudinal Diffusion Tensor Imaging of Spinal Cord Injury in Rats at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

157. A. Deo, K. M. Hasan, PA. Narayana. In vivo Regional Diffustion Tensor Metrics of Rodent Spinal Cord at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

158. H. V. Bhat, B. R. Sajja, S. Datta, PA. Narayana. Fast Analysis of 1H Magnetic Resonance Spectroscopic Imaging Data: An Artificial Neural Network Based Approach at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

159. K. B. Ghaghada, K. H. Bockhorst, S. Mukundan, PA. Narayana, A. V. Annapragada. Contrast-Enhanced High Resolution MR Angiography of the Rat Spinal Region at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

160. K.V. Mogatadakala, S. Datta, A.H. Poonawalla, K.M. Hasan, J.S. Wolinsky, PA. Narayana. Identification of Abnormal White Matter in Multiple Sclerosis at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

161. S. Datta, B.R. Sajja, R. He, J.S. Wolinsky, PA. Narayana. Segmentation of Grey and White Matter on MR Brain Images in Multiple Sclerosis at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

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162. X. Deng, PA. Narayana. Fast Contour Extraction in High Resolution In Vivo Rat Spinal Cord MR Images at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

163. K. M. Hasan, C. W. Ahn, R. K. Gupta, L. Kramer, L. Swing-Cobbs, J. M. Fletcher, PA. Narayana. Diffusion Tensor Longitudinal Eigenvalues are Different in the Body of the Corpus Callosum of Age Matched Male and Female Adults at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

164. L. M. Sundberg, P. Ahobila-Vajjula, PA. Narayana. The Effects of Pro- and Anti-Angiogenic Factor son Spinal Cord Injury at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

165. R. He, S. Datta, B. R., Sajja, PA. Narayana. Histogram-Based Acceleration on EM Algorithm for Segmentation of Multi-Spectral MRI with Contextual Constrains at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

166. J. Ramu, K. H. Bockhorst, K. V., Mogatadakala, R. J. Grill, PA. Narayana. Functional Magnetic Resonance Imaging (fMRI) of Neurotrophin-3 (NT3) Treated Spinal Cord Injured Rats at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

167. A. M. Mishra, R. K. Gupta, K. N. Prasad, A. Prasad, K. M. Hasan, K. N. Prasad, M. Husain, N. Husain, S. Kumar, PA. Narayana. Fractional Anisotropy is a Surrogate Marker for Neuroinflammatory Molecules in Brain Abscess at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

168. M. Haris, R. K. Gupta, N. Husain, K. M. Hasan, L. Pal, PA. Narayana. Measurement of DTI Metrics in Hemorrhagic Brain Legions: Its Possible Implication in Imaging Interpretation at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

169. R. Trivedi, G. K. Malik, R. K. Gupta, K. M. Hasan, M. Hasan, A. Gupta, C. M. Pandey, PA. Narayana. Serial Quantitative Diffusion Tensor MRI of the Term Neonatos with Hypoxic-ishemic Encephalopathy (HIE) at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

170. A. M. Mishra, R. K. Gupta, K. Nath, A. Prasad, K. M. Hasan, K. N. Prasad, M. Husain, N. Husain, S. Kumar, P. A. Narayana. Diffusion Tensor Fraccional Anisotropy is a Potential Surrogate Marker for Neuroinflammatory Molecules in Brain Abscess at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

171. S. Saksena, R. K. Gupta, K. M. Hasan, A. Agrawal, M. Haris, C. M. Pandey, PA. Narayana. Focal Wallerian Degeneration of Corpus Callosum in Large Middle Cerebral Artery Stroke: Serial Diffusion Tensor Imaging at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

172. R. Trivedi, R. K. Gupta, A. Agrawal, K. M. Hasan, A. Gupta, K. N. Prasad, PA. Narayana. Assessment of White Matter Damage in Subacute Sclerosing Panencephalitis Using Quantitative Diffusion Tensor MRI at the 14th Annual ISMRM Scientific Meeting in Seattle,

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Washington, May 6-12, 2006

173. Trivedi, R, Gupta, A., Malik, GK, Gupta, RK, Hasan, KM, Prasad, KN, Narayana, PA. Quantitative DTI Assessment of Periventricular White Matter Changes in Neonatal Meningitis at the 14th Annual ISMRM Scientific Meeting in Seattle, Washington, May 6-12, 2006

174. Poonawalla AH, Hou P, Nelson F, et al. MRI of Cervical Spinal Cord Lesions in Multiple Sclerosis with Phase-sensitive T1-weighted Inversion Recovery [abstr]. In: Radiological Society of North America scientific assembly and annual meeting program. Oak Brook, Ill: RSNA, 2006

175. Wolinsky JS, Narayana PA, Johnson K. A Composite MRI Score (Z4) Predicts Disability Over the Next 4.5 Years in a Prospectively Followed Cohort of Subjects on Glatiramer Acetate. AAN, 2006

176. Poonawalla AH, Mogatadakala VK, Hasan KH et al. Increased Fractional Anisotropy in cortical lesions in multiple sclerosis 15th Annual ISMRM Scientific Meeting in Berlin, Germany, May 19 – 25, 2007

177. Tao G, He R, Poonawalla AH, Narayana PA. Nonlinear Image Registration with Voxel Adaptive Regularization to Correct for EPI-induced Geometric Distortions. 15th Annual ISMRM Scientific Meeting in Berlin, Germany, May 19 – 25, 2007

178. Poonawalla AH, Datta S, Nelson F, Wolinsky JS, Narayana PA. High Resolution MRI of Cortical Lesions in Multiple Sclerosis. 15th Annual ISMRM Scientific Meeting in Berlin, Germany, May 19 – 25, 2007

179. Sajja BR, Datta S, He R, Narayana PA. Fast Segmentation of MR Brain at 3T using Phase Sensitive Inversion Recovery Images. 15th Annual ISMRM Scientific Meeting in Berlin, Germany, May 19 – 25, 2007

180. Sundberg L, Herrera J, Narayana PA. Longitudinal Studies of Spinal cord Contusion Injury Using Magnetic Resonance Imaging. National Neurotrauma Society Symposium in Orlando, Florida, 2008

181. Herrera JJ, Ramu J, Li A, Chacko T, and Narayana PA. Discrepancies Between DTI Measures and Histology in Spinal Cord and Brain in Experimental Animal Models. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008 

182. Liu R, Hou P, Bockhorst KH, He R, Narayana PA. Automatic Analysis of Quantitative Cerebral Perfusion in Rodents, 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

183. Liu, R; Hou, P; Bockhorst, KH; He, R; Narayana, PA. Automatic Analysis of Quantitative Cerebral Perfusion in Rodents [PDF] Diffusion & Perfusion Studies in Animal Models. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

 

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184. Hasan, KM; Halphen, Cr; Kamali, A; Wolinsky, JS; Narayana, PA. Caudate Nuclei Degeneration in Multiple Sclerosis: A Multi-Modal Quantitative MRI Approach. Multiple Sclerosis: MR Analysis. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

185. Hasan, KM.; Halphen, C; Kamali, A; Wolinsky, JS; Narayana, PA. A Diffusion Tensor Imaging Surrogate Marker of Brain Atrophy in Multiple Sclerosis. Diffusion Measures of Disease in MS. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

186. Herrera, Juan; Ramu, Jaivijay; Li, Alex; Chacko, Tessy; Narayana, PA. Discrepancies Between DTI Measures and Histology in Spinal Cord and Brain in Experimental Animal Models: Advanced Imaging of the Spine & Spinal Cord. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

187. Tao, Guozhi; He, Renjie; Datta, Sushmita; Narayana, PA. Inverse Consistent Geometric Flow Based Nonlinear Registration Driven by Mutual Information Image Simulation & Analysis. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

188. Datta, S; Sajja, BR; He, R; Dieber, JM.; Narayana, PA. Segmentation of MR Brain Images with Intensity Correction and Partial Volume Averaging Image Segmentation. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

189. Husain, M; Kumar, R; Gupta, RK; Hasan, KM.; Haris, M.; Agarwal, A; Narayana, PA. Serial Changes in Corpus Callosum Diffusion Tensor Imaging (DTI) Metrics in Moderate Traumatic Brain Injury (TBI) and Its Correlation with Neuro-Cognitive Functions: DTI of the Damaged Brain. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

190. Kumar, M; Gupta, RK.; Trivedi, R.; Husain, M; Behari, S; Malik, GK.; Kureel, SN; Rathore, RKS; Narayana, PA. Temporal Brain White Matter Maturation in Spina Bifida Cystica (SBC) with Diffusion Tensor Imaging. Pediatric Brain: DTI, Structural. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

191. Gupta, RK.; Trivedi, R; Shah, V; Tripathi, M; Rathore, RKS; Kumar, M; Narayana, PA. Treatment-Induced Plasticity in Central Motor Pathways in Cerebral Palsy: Diffusion Tensor Imaging: Pediatric Brain: DTI, Structural. 16th Annual ISMRM Scientific Meeting in Toronto, Canada, 2008

192. Patel, CB; Cohen, DM; Ahobila-Vajjula, P; Sundberg, LM; Chacko, T; Narayana, PA. Effect of VEGF Treatment on the Blood-Spinal Cord Barrier Permeability in Experimental Spinal Cord Injury: Dynamic Contrast-Enhanced Magnetic Resonance Advanced Spinal Cord Imaging. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

193. Bockhorst, KH; Ramu, J; Mogatadakala, VK; Hui, CK; Narayana, PA. Fully Automated DTI Postprocessing Embedded in Scanner Control Software: Deghosting, Denoising, Smoothing, and Registration to a Standard Atlas Image Registration. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

 194. Poonawalla, AH; Datta, S; Juneja, V; Nelson, F; Wolinsky, JS; Cutter, G; Narayana, PA.

Improved Correlation of Composite MRI Scores with EDSS in Multiple Sclerosis; Advanced Neuroimaging in MS. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

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195. Qian, Junchao; Herrera, Juan; Narayana, Ponnada A. In Vivo MRS Monitor Delayed Neurodegeneration in Experimental Spinal Cord Injury. Advanced Spinal Cord Imaging. 17th

Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

196. Narayana, Ponnada A.; Session: Perfusion & Permeability: DSC-MRI. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

197. Tao, Guozhi; Datta, Sushmita; He, Renjie; Narayana, PA. Atrophy and Shape Changes in Deep Gray Matter in Multiple Sclerosis: A Tensor Based Morphometry. Multiple Sclerosis. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

198. Sajja, Balasrinivasa R.; Bhat, Himanshu; Boska, Michael D.; Narayana, PA. Automatic Detection of Lipid Peaks in MR Spectroscopic Image Data Using Artificial Neural Networks. Metabolite Quantitation Methodology. Multiple Sclerosis. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

199. Ip, Flora S.; Huang, Jenny; Bockhorst, Kurt H.; Mogatadakala, Kishore; Blasdel, Terry L.; Narayana, PA; Smith, Earl L., III; Wosik, Jarek. Counter Rotating Current Coil for 3-D Eye Growth Study of Infant Rhesus Monkeys. Multiple Sclerosis. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

200. Hasan, Khader M.; Kamali, Arash; Iftikhar, Amal; Datta, Sushmita; Nelson, Flavia; Wolinsky, Jerry S.; Narayana, PA. Diffusion Tensor Tractogrpahy Quantification of Wallerian Degeneration of the Uncinate Fasciculus in Multiple Sclerosis. Multiple Sclerosis & White Matter Imaging - EPOS Multiple Sclerosis. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

201. Sundberg, Laura M.; Herrera, Juan; Narayana, PA. Vascular Modulation of SCI: A Longitudinal MRI Study Advanced Spine Imaging - EPOS 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

202. Poonawalla, Aziz Hatim; Datta, Sushmita; Juneja, Vaibhav; Nelson, Flavia; Wolinsky, Jerry S.; Cutter, Gary; Narayana, PA. Inverse Dependence Between Patient Population and Correlation of Composite MRI Scores with EDSS in Multiple Sclerosis. Advanced Neuroimaging in MS. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

203. Bockhorst, KH.; Rhea, HC; Liu, R; Perez-Polo, JR; Narayana, PA. Normobaric Hyperoximia Increases Cerebral Injury Caused by Perinatal Hypoxia: DTI Study in Rats. Advanced Pediatric Neuroimaging. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

204. Liu, R; He, R; Bockhorst, KH.; Mogatadakala, VK. Quantitative Cerebral Perfusion in Rodents Assisted by Susceptibility Weighted Imaging. 17th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, 2009

205. Patel, Chirag B.; Narayana, PA. Angiopoietin-1 Reduces Blood-Spinal Cord Barrier Permeability and Lesion Volume in the Acute Phase of Spinal Cord Injury: MRI and Histological Studies. National Neurotrauma Society. 2009

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206. Bockhorst, KH; Ramu, Jaivijay; Mogatadakala, VK, Hui, CK; Narayana, PA. Fully Automated DTI Postprocessing Embedded in Scanner Control Software: Deghosting, Denoising, Smoothing, and Registration to a Standard Atlas. Image Registration. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

207. Qian, J; Herrera, JJ; Narayana, PA. In Vivo MRS Monitor Delayed Neurodegeneration in Experimental Spinal Cord Injury. Advanced Spinal Cord Imaging. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010 

208. Patel, Chirag. Angiopoietin-1 Reduces Blood-Spinal Cord Barrier Permeability and Lesion Volume in the Acute Phase of Spinal Cord Injury: MRI and Histological Studies. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

209. Bockhorst KH; Rea, HC; Liu, R; Wosik, Jarek; Perez-Polo, JR; Narayana, PA. Hyperoximic Therapy of Hypoxic Neonatals Increases Cerebral Injury. DTI Study in Rats. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

210. Herrera, JJ; Narayana, PA; Combined Vegf and Angiopoietin-1 Gene Transfer Using Aav Vectors After Spinal Cord Injury. Animal Models of Brain Disease. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010 

211. Bockhorst, KH; Hui, CK; Narayana, PA. Fully Automatic Postprocessing and Evaluation of DTI Data: Unsupervised Pipeline for Batch Jobs. Diffusion Artifacts and Reproducibility. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

212. Bockhorst, KH; Rea, HC; Liu, R; Wosik, J; Perez-Polo, JR; Narayana, PA. Hyperoximic Therapy of Hypoxic Neonatals Increases Cerebral Injury. DTI Study in Rats. Animal Models of White Matter Disease and Neurodegeneration. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

213. Wosik, J; Xie, Leiming; Xue, Lian, Nesteruk, K; Bockhorst, K; Narayana, PA. Investigation of Decoupling Techniques for Two-Element Cryogenic Arrays. Intraluminal, Micro and Cryo Coils. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

214. Datta, S; Wolinsky, JS; Narayana, PA. Knowledge-Driven Automated Segmentation of Cortical Lesions on MR Brain Images in MS Multiple Sclerosis I. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

215. Sundberg, L; Herrera, JJ; Nesic, Olivera; Narayana, PA. Vascular Endothelial Growth Factor - A Novel Player in SCI Pain. Animal Models of White Matter Disease. 18th Annual ISMRM Scientific Meeting in Stockholm, Sweden. 2010

216. Goel, P., Narayana, PA, Datta, S., Bockhorst, K.H.J., Navarro, J.C., Robertson, C.S. Atrophy in Rats Induced with mild TBI and Hemorrhagic Shock: A TBM-based analysis. 19th Annual ISMRM Scientific Meeting in Montreal, Canada. May 2011

217. Herrera, J., Narayana, PA, Vasculary Stabilization with Angiopoitin-1 Improves Outcome in Experimental Spinal Cord Injury. 19th Annual ISMRM Scientific Meeting in Montreal, Canada. May 2011

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218. Tefera, G., Zhou, Y., Narayana, PA, Reproducibility of Fiber bundles from Different Subsampled Q-Space DSI Data Set. 19th Annual ISMRM Scientific Meeting in Montreal, Canada. May 2011

219. Narayana, PA. Effect of Chronic Cocaine Administration in Rodents: In vivo DTI Studies, 73rd Annual CPDD Scientific Meeting, Hollywood, Florida 2011

220. Bockhorst, KH, Hui, CK, Goel, P, Narayana, PA. Effect of Registration on Fractional Anisotropy values, Proc. of the 20th Annual ISMRM Scientific Meeting in Melbourne, Australia. May 2012

221. Narayana, PA, Wolinsky, JS, Cutter, G, Lublin, F, Datta, S, Goel, P. A pipeline for brain atrophy determination: Application to the CombiRx Clinical Trial, Proc. of the 17th Annual Meeting of the ACTRIMS, San Diego, California, June 1, 2012

222. Zhou, Y, Goel, P, Sun, X, Narayana, PA. Heterogeneity in Cerebral Blood Flow in Brain White Matter, Proc. of the 18th Annual Meeting of the OHBM, Beijing 2012

223. Hasan, KM, Steinberg, JL, Moeller, GF, Ma, L, Frye, RE, Narayana, PA. Health Human Brain and Patient Customized Quantitative MRI Templates and their interplay using VBM. Proc. of the 18th Annual Meeting of the OHBM, Beijing, China 2012

224. Narayana, PA, Govindarajan, KA, Goel, P, Datta, S, Lincoln, JA, Cofield, SS, Cutter, GR, Lublin FD, Wolinsky, JS. Regional Cortical Thickness in Relapsing Remitting Multiple Sclerosis: A Multi-Center Study program at 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

225. Govindarajan, KA, Narayana, PA. A Comprehensive Evaluation of Regional Cortical Thickness in a Large Cohort of Health Controls: Gender and Field Strength Dependence. Normal Developing Brain, Poster at 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

226. Kramer, LA, Cohen, AM, Heinbigner, JH, Carson, WK, Barreto, AD, Brod, SA, Narayana, PA, Wolinsky, JS. Contrasted Enhanced Magnetic Resonance Venography with Gadofosveset Trisodium, CV Image Processing program at 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

227. Hasan, KM, Liangsuo, MA, Kramer, LA, Lane, SD, Steinberg, JS, Narayana, PA, Moeller, GF. Diffusion Tensor Markers of the Neurobiology of Cocaine Addiction. Brain Diffusion Imaging & Neuroeducation program. 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

228. Tefera, GB, Zhou, Y, Narayana, PA. Effect of Order and Sharpening on Orientation Distribution function for Identifying Fiber Orientations in Higher Oder Tensor Model. Fibre PDF’s & Tractography program. 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

229. Bockhorst, KH, Garcia, R, Gaddam, SK, Robertson, CS, Narayana, PA. Erythropoitin (EPO) as Treatment of Mild Traumatic Brain Injury: A Multi Modal MRI Study. Animal

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Models Other than Stroke program. 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

230. Zhou, Y, Chen, L, Sun, X, Datta, S, Wolinsky JS, Narayana, PA. MRI-Based Pseudo-Continuous Arterial Spin Labeling Suggested Reduced Perfusion in Patients with Multiple Sclerosis. Advanced MRI in Multiple Sclerosis program. 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

231. Datta, S, Staewen, TD, Goel, P, Cofield, SS, Cutter, GR, Lublin, FD, Wolinsky, JS, Narayana, PA. Regional Gray Matter Atrophy in Multiple Sclerosis Using Tensor Based Morphometry: A Multi-Center Study. Multiple Sclerosis & Deteriorating Diseases program. at 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

232. Zhou, Y, Chen, L, Sun, X, Patel, V, Wolinsky, JS, Narayana, PA. Reproducibility of Total Cerebral Blood Flow and Determination of Tagging Efficiency in PCASL Using Gates and Non-Gated PCMRA. Arterial Spin Labeling program at 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

233. Hasan, K, Narayana, PA. Semiautomatic Segmentation and Quantification of Volume, T2 Relaxation Time and Mean Diffusivity of the Human Brain CSF Compartments Across the Lifespan. Diffusion Applications program. 21st Annual ISMRM Scientific Meeting in Salt Lake City, Utah. 2013

234. Refaat E. Gabr, Amol Pednekar, Xiaojun Sun and P.A. Narayana, “Online Brain Tissue Classification in Multiple Sclerosis using a Scanner-integrated Image Analysis Pipeline”, International Joint Conference on Computer Vision, Imaging and Computer Graphics Theory and Applications (VISAPP), Lisbon, Portugal, 2014

235. Koushik A. Govindarajan, Sushmita Datta, Khader M. Hasan, Sangbum Choi, Mohammad H, Rahbar, Stacy S. Cofield, Gary R. Cutter, Fred D. Lublin, Jerry S. Wolinsky, P. A. Narayana and MRI Analysis Center at Houston; The CombiRx Investigators Group. Effect of Lesion in-painting in estimation of cortical thickness in a large MS cohort.

236. S. Datta, J.-J. Zhu, R. Riascos, and P.A. Narayana, Morphological reconstruction based automated segmentation of glioblastoma tumor volume on multi-modal MRI images. 20th Annual meeting of Society for Neuro-Oncology, San Antonio, Texas. November 19-22, 2015

237. Refaat E. Gabr and P.A. Narayana. "Patient distraction and entertainment system for magnetic resonance imaging using visual effects synchronized to the scanner acoustic noise". The 11th International Conference on Computer Vision Theory and Applications (VISAPP), Rome, Italy, February 2016

238. Refaat E. Gabr, Amol S. Pednekar, Xiaojun Sun, and P.A. Narayana. "A Framework for Precision Magnetic Resonance Imaging: Initial Results". IEEE International Conference on Biomedical and Health Informatics (BHI), Las Vegas, NV, February 2016

239. P. A. Narayana, Koushik A. Govindarajan, Khader M. Hasan, Elisabeth A.Wilde, Harvey S. Levin, Jill V. Hunter, Emmy R. Miller, Vipul Kumar S. Patel, Claudia S. Robertson, James J. McCarthy. Estimation of cortical thickness differences in a relatively large mTBI

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cohort – 11th World Congress on Brain Injury (IBIA), The Hague, The Netherlands. March 2016

240. Refaat E. Gabr, Amol Pednekar, and P.A. Narayana. "Interleaved acquisition of high resolution 3D susceptibility-weighted and FLAIR MRI". 24th Annual ISMRM Scientific Meeting in Singapore, Singapore, May 2016

241. S. Datta, J.-J. Zhu, R.F. Riascos-Castaneda, and P.A. Narayana. “Automated extraction of glioblastoma tumor sub-components using multi-modal MRI”. 24th Annual ISMRM Scientific Meeting in Singapore, Singapore, May 2016.

242. Kurt Bockhorst, Jarek Wosik, and P.A. Narayana. “34 µm Isotropic Resolution MRI of Rat Brain Using 55K Cryo-Probe.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

243. Refaat E. Gabr, Getaneh Tefera, William Allen, Amol Pednekar, and P.A. Narayana. “A Graphical Programming Environment for Creating and Executing Adaptive MRI Protocols.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

244. Refaat E. Gabr, Amol Pednekar, Koushik Govindarajan, Xiaojun Sun, Roy Riascos, Maria Ramirez, Khader Hasan, John Lincoln, Flavia Nelson, Jerry Wolinsky, and P.A. Narayana. “Improving White Matter Lesion Conspicuity in Multiple Sclerosis Using Patient-Specific Optimization of 3D FLAIR.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

245. Kurt Bockhorst, Juan Herrera, Shakuntala Kondraganti, Jarek Wosik, and P.A. Narayana. “Post-Contrast Signal Enhancement in Dentate Nucleus on Unenhanced T1 Weighted MRI in Rodents.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

246. Muhammad Haque, Refaat E. Gabr, Khader Hasan, Jerome Jeevarajan, Jonathan Izygon, Duyen Nghiem, Clark Sitton, P.A. Narayana, and Sean Savitz. “Serial MRI of Lateral Ventricular Enlargement to Measure Rate of Brain Atrophy in Patients with Ischemic Stroke.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

247. Khader Hasan, Refaat E. Gabr, John Lincoln, and P.A. Narayana. “Toward Real Time Estimation and Quality Assurance for Myelin Water Mapping in the Human CNS.” 25th Annual ISMRM Scientific Meeting in Honolulu, Hawaii, April 22 – 27, 2017

248. Refaat E. Gabr, William  J. Allen, Getaneh B. Tefera, Xiaojun Sun, Renjie He, Manickam Kumaravel; Matthew W. Vaughn, Ponnada A. Narayana, “User-defined, scanner-integrated, and real-time MRI image analysis in a cloud-based computing environment,” in International Society of Magnetic Resonance in Medicine (ISMRM), June 16-21, 2018, p. 4065.

249. Khader KM, Gabr R, Lincoln JA, and P.A. Narayana. “Novel Multi-band accelerated, Reference-less, Multifaceted Icosahedral and Multishell Diffusion MRI Protocol for human whole brain clinical applications.” Joint Annual Meeting ISMRM-ESMRMB in Paris, France, Tuesday, 19 June 2018

250. Lincoln J, Freeman L, Staine L, Hasan K, Gabr R, Narayana P, et al. Enhanced Regional Cerebral Perfusion Following Acetazolamide: Preliminary Results. In Paris, France; 2017

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251. Lincoln J, Freeman L, Gabr R, Hasan K, Narayana P, Wolinsky JS. Can Improving Cerebral Perfusion Impact the Evolution of Multiple Sclerosis Lesions? In Orlando, FL, USA; 2017

252. Freeman L, Lincoln J, Narayana PA, Wolinsky JS. Grey matter hypoperfusion and subsequent brain atrophy in MS: a longitudinal MRI study with pseudo-continuous arterial spin labeling. In London, United Kingdom; 2016

253. Freeman L, Lincoln JA, Narayana PA, Wolinsky JS. Evidence of widespread cortical hypoperfusion in MS: a surface-based MRI study with pseudo-continuous arterial spin labeling. In: P1508. Barcelona, Spain; 2015

254. Gabr R, Narayana PA. Imaging Intralesional Heterogeneity in Multiple Sclerosis using a T2 Filter. Cairo, Egypt. CIBEC December 20 – 22, 2018

255. Narayana PA, Coronado I, Robinson M, Sujit S, Datta S, Sun X, Lublin F, Wolinsky JS, Gabr R. Multimodal MRI Segmentation of Brain Tissue and T2 Hyperintense White Matter Lesions in Multiple Sclerosis using Deep Convolutional Neural Networks and a Large Multi-Center Image Database. Cairo, Egypt. CIBEC December 20 – 22, 2018

256. Sujit S, Gabr R, Coronado I, Robinson M, Datta S, Narayana PA. Automated Image Quality Evaluation of Structural Brain Magnetic Resonance Images using Deep Convolutional Neural Networks. Cairo, Egypt. CIBEC December 20 – 22, 2018

257. Tashman S, Zandiyeh P, Warth R, McDermott J.D., Narayana P, Gabr R, Kumaravel M, Lowe W, Harner C. ACL Graft Remodeling Revealed By Serial UTE T2* MRI.ORS 2019 Annual Meeting. Austin, TX. February 2 – 5, 2019

258. Narayana P, Coronado I, Datta S, Sujit S, Lublin F, Wolinsky J, Gabr R. Deep Learning for Identification of Active Lesions in Multiple Sclerosis Without Administration of Gadolinium Based Contrast Agent. ISMRM 27th Annual Meeting. Montreal, QC, Canada. May 13, 2019

259. Gabr R, Narayana P. Reducing Patient Anxiety in MRI using Acoustic Noise-Modulated Computer Animations: Experience in Pediatric Psychiatric Patients. ISMRM 27th Annual Meeting. Montreal, QC, Canada. May 13, 2019

260. Coronado I, Gabr R, Datta S, Sujit S, Lublin F, Wolinsky J, Narayana P. Deep Learning for Characterizing Image Sequence Significance in Brain Tissue Segmentation. ISMRM 27th

Annual Meeting. Montreal, QC, Canada. May 14, 2019

261. Sujit S, Gabr R, Coronado I, Narayana P. Cascaded Deep Learning Networks for Automated Image Quality Evaluation of Structural Brain MRI. ISMRM 27th Annual Meeting. Montreal, QC, Canada. May 16, 2019

B. REFEREED ORIGINAL ARTICLES IN JOURNALS:(Either in print or accepted for publication)

1. Narayana, PA. Energy levels of Nd (IV) and ER (IC) in Y203. Can. J. Phys. 1969 47:2753-2761

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2. Narayana, PA. and Venkateswarlu, P. Electronic absorption spectrum of NH4C1:Ni 2+. J. Chem. Phys. 1970 52:5159-5163

3. Narayana, PA. and Venkateswarlu, P. Optical absorption of CO 2+ in zinc acetate single crystals. J. Chem. Phys. 1970 53:281-299

4. Narayana, PA. and Venkateswarlu, P. Optical absorption of CO 2+ in NH4C1 single crystals and phase transition studies. Proc. Ind. Acad. Sci. 1970 LXXII:249-260

5. Narayana, PA., Srinivisan, T.M., and Sastry, K.V.L.N. EPR of NaF:Mn2+. Chem. Pys. Let. 1970 5:278-280

6. Narayana, PA., Srinivisan, T.M., and Sastry, K.V.L.N. Saturation Behavior of NH4C1:CO 2+ at 4.2K. Phys. Stat. Sol. 1970 41:K9-K11

7. Narayana, PA. and Sastry, K.V.L.N. Angular variation intensities of forbidden lines of MgO:Mn 2+ in parallel and perpendicular configurations. J. Chem. Phys. 1971 54:2281-2281

8. Narayana, PA. Angular variation of intensities of forbidden lines in CaCO3:Mn 2+. J. Chem. Phys. 1971 55:4283-4286

9. Narayana, PA. and Sastry, K.V.L.N. EPR lineshapes of polycrystalline ammonium aluminum alum:VO 2+. J. Chem. Phys. 1972 57:1805-1806

10. Narayana, PA. and Sastry, K.V.L.N. Core polarization of NH4Br"Cu 2+. J. Chem. Phys. 1972 57:3266-3268

11. Narayana, PA. and Sastry, K.V.L.N. EPR studies of [CuCl42NH3]2-. J. Chem. Phys. 1973 58: 4381-4383

12. Narayana, PA. and Sastry K.V.L.N. EPR studies of HN4Br:Cu 2+. J. Chem. Phys. 1973 58:769-771

13. Narayana, PA. Temperature variation of hyperfine coupling constant of Mn 2+ in cubic crystals. Phys. Rev. 1973 B8:5332-5334

14. Narayana, PA. Overlap contribution to the zero field splitting in K2MgF4:Mn 2+. Phy. Rev. 1974 B10:2676-2680

15. Narayana, PA. and Gogan, N.J. Zero point spin deviation in MnO. Can. J. Phys. 1995-1997, 1974 52

16. Narayana, PA. and Gogan, N.J. Off diagonal contribution to the hyperfine anusitrophy of vanadyl and chromyl complexes. J. Chem. Phys. 1974 61:2262-2264

17. Gogan, N.J.H., Chu, C.K., and Narayana, PA. ESR of organometallics: II. Spectra studies and extended Huckel calculations on substituted benzoylcyclopentadienyl manganese tricarbonyl complexes. J. Organometallics 1975 92:207-213

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18. Kevan, L., Bowman, M.D., Narayana, PA., Boeckman, R.K., Yudanov, V.G., and Tsvetkov, Yu.D. Electron spin echo envelope modulation of trapped radicals in glassy systems: Application to the molecular structure around excess electrons in -irradiated 2-methyltetra-hydrofuron glass. J. Chem. Phys. 1975 63:409-416

19. Narayana, PA., Bowman, M.K., Kevan, L., Yudanov, V.F., and Tsvetkov, Yu.D. Electron spin echo modulation: Application to the molecular structure around excess electrons in irradiated 10M NaoD glass. J. Chem. Phys. 19785 63:3365-3371

20. Schlick, S., Narayana, PA., and Kevan, L. ESR lineshapes of trapped electrons in -irradiated 17O enriched 10M NaOH alkaline ice glass: Model for the geometric structure of the trapped electron. J. Chem. Phys. 1976 64:3153-3160

21. Fueki, K., Narayana, PA., and Kevan, L. A semicontinum model for solvated electrons in alcohol alkane solutions and glasses. J. Chem. Phys. 1976 64:4571-4577

22. Narayana, PA. and Kevan, L. Solution ENDOR studies of tritbutyl phenoxy radical: Nuclear relaxation mechanisms. J. Magn. Reson. 1976 24:137-147

23. Narayana, PA. and Kevan, L. Geometrical structure of solvated electron in -irradiated 3-methylpentane glass at 77K from an analysis of the modulation of electron spin echo decay envelope. J. Chem. Phys. 1976 65:3379-3381

24. Narayana, PA. and Kevan, L. Effects of quadruple interaction on electron spin echo modulation patterns in disordered systems. J. Magn. Reson. 1977 26:437-443

25. Narayana, PA., Schwartz, R.N., Bowman, M.K., Becker, D., and Kevan, L. Improved lineshape model for matrix ENDOR. J. Chem. Phys. 1990-1996, 1977 67

26. Kimura, T., Fueki, K., Narayana, PA., and Kevan, L. A semicontinum model with a structured first solvation shell for excess electrons in liquid and glassy alkanes. Can. J. Chem. 1977 55:1940-1951

27. 27. Gogan, N.J., Chu, C.K., and Narayana, PA. ESR of organometallics: III Electronic effects in the tricarbonyl chromium (benzoylcyclopentadienyl) manganese tricarbonyl anion and some substituted derivatives. J. Organometal Chem. 1978 144:125-133

28. Narayana, PA., Becker, D., and Kevan, L. Electron spin echo modulation studies of silver atom solvation disolvation in ice matrices. J. Chem. Phys. 1978 68:652-654

29. Schlick, S., Narayana, PA., and Kevan, L. Matrix ENDOR studies of the proton environment of the radical in natural and solvent refined coal. J. Am. Chem. Soc. 1978 100:3322-3326

30. Kevan, L., Narayana, PA., Toriyama, K., and Iwasaki, M. General matrix ENDOR lineshape model applied to the methyl radical in lithium acetate dihydrate using single crystal data. J. Chem. Phys. 1979 70:5006-5014

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31. Agarwal, G.S. and Narayana, PA. Effects of probe field strength and the fluctuations of the exciting laser on the asymmetry of Autler Townes doublet. Optics Communications 1979 30:364-368

32. Ichikawa, T., Kevan, L., and Narayana, PA. High power electron spin echo modulation studies of silver atom solvation and desolvation in ice matrices. Geometrical models for silver cation and silver atom aqueous solvation shells. J. Phys. Chem. 1979 71:3792-3795

33. Ichikawa, T., Kevan, L., and Narayana, PA. Electron spin echo modulation studies of silver atom solvation in methanol: Geometrical model for the methanol solvation shell. J. Phys. Chem. 1979 83:3379-3555

34. Aruna, B., Ramakrishna, Y.V.S., and Narayana, PA. Fourier transform of deuteron modulation of electron spin echo envelope in D2O and CH3OD. Phys. Stat. Sol. 1981 (b)101:791-796

35. Ramakrishna, Y.V.S. and Narayana, PA. Fourier transform studies of Electron spin echo modulation of hemoglobin azide. J. Chem. Phys. 1981 75:1123:1125

36. Aruna, B., Ramakrishna, Y.V.S., and Narayana, PA. Electron paramagnetic resonance studies of Cu2+ in NH4Cl1-xBrx single crystals. Phys. Stat. Sol. 1981 105:347-351

37. Narayana, PA., Liu, A.S.W., and Kevan, L. Electron spin resonance and electron spin echo studies of photoproduced tetramethylbenzadine cation radical in frozen micellar solution: Cation surroundings and selection of micellar structure in frozen solutions. J. Am. Chem. Soc. 1981 103:3603-3604

38. Kevan, L., Schlick, S., Narayana, PA., and Feng, D.F. Application of the semicontinuum potential model to deduce localized electron trapping sites in single crystals of D-sorbitol. J. Chem. Phys. 1980-1983, 1981 75

39. Narayana, PA. and Kevan, L. Fourier transformation of electron spin echo modulation: Application to the solvation shell geometry of 02. J. Magn. Reson. 1982 46:84-90

40. Narayana, PA., Li, A.S.W., and Kevan, L. A new method of detection of preferential absorption of metal cations at anionic micellar surfaces in frozen aqueous solutions by electron spin echo spectrometry. J. Phys. Chem. 1982 86:3-5

41. Narayana, PA., Massoth, R.J., and Kevan, L. An active microwave delay line for reducing the dead time in electron-spin echo spectrometry. Rev. Sci. Instrum. 1982 53:624-626

42. Narayana, PA., Suryanarayana, D., and Kevan, L. Electron spin echo studies of the solvation structure of 02-in water. J. Am. Chem. Soc. 1982 104:3552-3555

43. Suryanarayana, D., Narayana, PA., and Kevan, L. Molecular cage effects on the motion and coordination of VO2+ in PVA gels: Electron spin echo and electron spin resonance studies. J. Phys. chem. 1982 86:4579-4584

44. Narayana, PA., Suryanarayana, D., and Kevan, L. Electron spin echo studies of the solvation structure of O2 in methanol and ethanol. J. Phys. Chem. 1982 86:2729-2732

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45. Suryanarayana, D., Narayana, PA., and Kevan, L. Effect of molecular cage size on the motion and coordination of copper (2+) in cross linked poly (vinyl alcohol) and poly (ethylene oxide) gels: Electron spin echo and electron spin resonance studies: J. Am. Chem. Soc. 1983 22:474-478

46. Narayana, PA. and Ophir, J. A closed form method for measurement of attenuation of nonlinearly dispersive media. Ultrasonic Imag. 1983 5:17-21

47. Narayana, PA. and Ophir, J. Spectral shifts of ultrasonic propagation: A study of theoretical and experimental models. Ultrasonic Imag. 1983 5:22-29

48. Ophir, J. and Narayana, PA. Effect of half-wave length membranes on the axial resolution of real-time ultrasonic scanners. J. Accoust. Soc. Am. 1983 74:687-690

49. Narayana, PA. and Kevan, L. Liquid phase spin echo studies: Direct determination of transverse relaxation time in photo produced TMB cation. Photochem. and Photobiol. 1983 37:105-107

50. Narayana, PA. and Ophir, J. On the frequency dependence of attenuation in normal and fatty livers. IEEE Sonics and Ultrasonics, 1983 SU30:379-383

51. Narayana, PA. and Ophir, J. On the validity of the linear approximation in the parametric measurement of attenuation in tissues: Ultrasound attenuation in tissues. Ultrasound Med. Biol. 1983 9:357-561

52. Narayana, PA., Ophir, J., and Maklad, N.F. The attenuation of ultrasound in biological fluids. J. Acoust. Soc. Am. 1984 76:1-4

53. Beall, P.T., Narayana, PA., Amtey, S.R., Spiga, L., Intra, E., Ridella, S., and Mela, G.S. The systemic effect of cancers on human sera proton NMR relaxation times. Magn. Reson. Imag. 1984 2:83-87

54. Narayana, PA. and Ophir, J. The measurement of attenuation in nonlinearly attenuating media by the zero crossing method. Ultrasound Med. Biol. 1984 10:715-718

55. Aruna, B., Ramakrishna, Y.V.S., and Narayana, PA. Linewidth variations in the EPR spectra of Cu2+ in NH4Cl1-xBrx single crystals. J. Phys. Chem. Solids 1984 45:1111-1118

56. Jensen, D.J., Delayre, J.L., and Narayana, PA. Localized T1 measurements using volume selective excitation. J. Magn. Reson. 1986 69:552-558

57. Narayana, PA., Delayre, J.L., and Misra, L.K. Invivo 31P NMR studies of avian dystrophic muscles. Magn. Reson. Med. 1986 3:549-553

58. Narayana, PA., Wolinsky, J.S., and Jensen, D.J. Magnetic resonance imaging of experimental mumps meningoencephalitis in suckling hamsters. Magn. Reson. Med. 1987 4:597-601

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59. Narayana, PA., Brey, W.W., Kulkarni, M.V., and Misra, L.K. Invivo proton spin lattice relaxation times in normal and dystrophic muscles. Magn. Reson. Med. 1987 4:153-161

60. Jensen, D.J., Narayana, PA., and Delayre, J.L. Pulse sequence design for volume selective excitation in magnetic resonance. Med. Phys. 1987 14:38-42

61. Jensen, D.J., Delayre, J.L., and Narayana, PA. An incremental phase shifter and frequency modulator for magnetic resonance imaging and spectroscopy. IEEE Trans. Biomed. Eng. 1987 BME-34:310-313

62. Jensen, D.J., Brey, W.W., Delayre, J.L., and Narayana, PA. Reduction of pulsed gradient settling time in the superconducting magnet of a magnetic resonance instrument. Med. Phys. 1987 14:859-862

63. Kulkarni, M.V., Williams, J.C., Yeakley, J.W., Andrews, J.L., McArdle, C.B., Narayana, PA., Howell, R.R., and Jonas, A.J. Magnetic resonance imaging in the diagnosis of the cranio-cervical manifestations of the mucopolysaccharidoses. Magn. Reson. Imag. 1987 5:317-324

64. Ramakrishna, Y.V.S., Aruna, B., and Narayana, PA. Electron spin echo studies of hemoglobin cyanide and nitroxide derivatives. Biochim. Biophys. Acta. 1987 916:48-53

65. Brey, W.W. and Narayana, PA. Correction for intensity falloff in surface coil magnetic resonance imaging. Med. Phys. 1988 15:241-245

66. Narayana, PA., Jensen, D.J., and Jackson, E.F. Practical problems and solutions in spatially resolved spectroscopy. J. Magn. Reson. 1988 79:11-20

67. Narayana, PA., Brey, W.W., Kulkarni, M.V., and Sievenpiper, C. Compensation for surface coil sensitivity variation in magnetic resonance imaging. Magn. Reson. Imag.1988 6:271-274

68. Narayana, PA., Hazle, J.D., Jackson, E.F., Fotedar, L.K., and Kulkarni, M.V. Invivo 1H spectroscopic studies of human gastrocnemius muscle at 1.5 T. Magn. Reson. Imag.1988 6:481-485

69. Kulkarni, M.V., Narayana, PA., McArdle, C.B., Yeakley, J.W., Campagna, N.F., and Wherli, F.W. Cervical spine MR imaging using multislice gradient recalled acquisition (GRA) comparison with cardiac gaited spin echo. Magn. Reson. Imag. 1988 6:517-525

70. Jackson, E.F., Narayana, PA., and Kudrle, W.A. A comparison of spatially resolved spectroscopy and stimulated echo acquisition mode sequences for volume localized spectros-copy. J. Magn. Reson. 1988 80:23-38

71. Gutierrez, G., Pohil, R.J., Andry, J.M., Strong, R., and Narayana, PA. Bioenergetics of rabbit skeletal muscle during hypoxemia and ischemia. J. Appl. Physiol. 1988 65:608-616

72. Kulkarni, M.V., Bondurant, F.J., Rose, S.L., and Narayana, PA. 1.5 tesla magnetic resonance imaging of acute spinal trauma. Radiographics 1988 8:1059-1082

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73. Narayana, PA., Jackson, E.F., Hazle, J.D., Fotedar, L.K., and Kulkarni, M.V. Invivo localized proton spectroscopic studies of human gastrocnemius muscle. Magn. Reson. Med. 1988 8:151-159

74. Misra, L.K. and Narayana, PA. Invivo T1 characterization of genetically induced muscle atrophy. Magn. Reson. Imag. 1989 7:277-282

75. Gutierrez, G., Pohil, R.J., and Narayana, PA. Skeletal muscle O2 construction and energy metabolism during hypoxemia. J. Appl. Physiol. 1989 66:2117-2123

76. Narayana, PA., Slopis, J.M., Jackson, E.F., Hazle, J.D., Kulkarni, M.V., and Butler, I.J. In vivo muscle proton magnetic resonance spectroscopic studies in mitochondrial cytopathy. Magn. Reson. Imag. 1989 7:133-139

77. Raval, B., Mehta, S., Narayana, PA., and Kulkarni, M.V. Feasibility of fast MR imaging of the liver at 1.5 T. Magn. Reson. Imag. 1989 7:203-210

78. Narayana, PA., Fotedar, L.K., Jackson, E.F., Bohan, T.P., Butler, I.J., and Wolinsky, J.S. Regional invivo proton magnetic resonance spectroscopy of brain. J. Magn. Reson. 1989 83:44-52

79. Hazle, J.D., Narayana, PA., and Kudrle, W.A. Invivo proton NMR studies of normal rat liver. J. Magn. Reson. 1989 83:595-600

80. Jackson, E.F., Narayana, PA., and Flamig, D.P. One-dimensional spectroscopic imaging with stimulated echoes: Phantom and human leg studies. Magn. Reson. Imag. 1990 8:153-159

81. Hazle, J.D., Narayana, PA., and Dunsford, H.A. Chronic carbon tetrachloride and phospholipase-D hepatotoxicity in rat: Invivo 1H magnetic resonance, total lipid analysis, and histology. Magn. Reson. Med. 1990 15:211-228

82. Fenstermacher, M.J. and Narayana, PA. Serial proton magnetic resonance spectroscopy of ischemic brain injury in humans. Invest. Radiol. 1990 25:1035-1039

83. Wolinsky, J.S., Narayana, PA., and Fenstermacher, M.J. Proton magnetic resonance spectroscopy in Multiple Sclerosis. Neurology 1990 40:1764-1769

84. Fotedar, L.K., Slopis, J.M., Narayana, PA., Fenstermacher, M.J., Pivarnik, J.A., and Butler, I.J. Proton magnetic resonance of exercise induced water changes in gastrocnemius muscle. J. Appl. Physiol. 1990 69:1695-1701

85. Weirich, S.D., Cotler, H.B., Narayana, PA., Hazle, J.D., Jackson, E.F., Coupe, K.J., McDonald, C.L., Langford, L.A., and Harris, Jr., J.H. Histopathologic correlation of magnetic resonance image signal patterns in a spinal cord injury model. Spine 1990 15:630-638

86. Narayana, PA., Slopis, J.M., Jackson, E.F., Jankovic, J., and Butler, I.J. Proton magnetic resonance spectroscopic studies of hypertrophied muscle: Effect of botulinum toxin treatment. Invest. Radiol. 1991 26:58-64

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87. Wolinsky, J.S. and Narayana, PA. Proton magnetic resonance spectroscopy and Multiple Sclerosis. Letter: The Lancet 1991 334:362

88. Hazle, J.D., Narayana, PA., and Dunsford, H.A. In vivo NMR, biochemical and histologic evaluation of alcohol induced fatty liver in rat and a comparison with Ccl4 hepatoxicity. Magn. Reson. Med. 1991 19:124-135

89. Narayana, PA., Kudrle, W.A., Liu, S.-J., Charnov, J.H., Butler, B.D., and Harris, Jr., J.H. Magnetic resonance imaging of hyperbaric oxygen treated rats with spinal cord injury: Preliminary studies. Magn. Reson. Imag. 1991 9:423-428

90. Narayana, PA., Johnston, D., and Flamig, D.P. Invivo proton magnetic resonance spectroscopy studies of human brain. Magn. Reson. Imag. 1991 9:303-308

91. Kudrle, W.A., Narayana, PA., and Dunsford, H.A. Magnetic resonance imaging of burn injury in rats. Magn. Reson. Imag. 1991 9:533-543

92. Narayana, PA., and Jackson E.F. Image-guided in vivo proton magnetic resonance spectroscopy in human brain. Current Science, 1991 61:340-351

93. Narayana, PA., Wolinsky, J.S., Jackson, E.F., and McCarthy, M. Proton magnetic resonance spectroscopy of gadolinium-DTPA enhanced multiple sclerosis plaques. J. Magn. Reson. Imag. 1992 2:263-270

94. Jackson, E.F., Narayana, PA., Wolinsky, J.S. and Doyle, T.J. Accuracy and reproducibility in volumetric analysis of multiple sclerosis lesions. J. Comp. Asst. Tomog. 1993 17:200-205

95. Slopis, J.M., Jackson, E.F., Narayana, PA., Papsozomenos, S. Ch., and Butler, I.J. Proton magnetic resonance imaging and spectroscopic studies of the pathogenesis and treatment of Juvenile Dermatomyositis. J. Child Neurol. 1993 8:242-249

96. Fitchard, E.E. and Narayana, PA. Two-dimensional registration of magnetic resonance brain image. Med. Phys. 1994 21:1333-1337

97. Phillips, J.R., Falconer, J.C., Botzer, S., and Narayana, PA. MRI scanner transport system. Magn. Reson. Med. 1994 32:133-136

98. Jackson, E.F., Doyle, T.J., Wolinsky, J.S., and Narayana, PA. Short echo-time 1H spectroscopic imaging of normal human brain: Reproducibility studies. J. Magn. Reson. Imag. 1994 4:545-551

99. Jackson, E.F., Narayana, PA., and Falconer, J.C. The reproducibility of semi-nonparametric feature map segmentation for determination of normal human intra-cranial volumes with MR image data. J. Magn. Reson. Imag. 1994 4:692-700

100. Falconer, J.C., Narayana, PA., Bhattacharjee, M.B., and Liu, S.J. Quantitative MRI of Spinal Cord Injury in a Rat Model. Magn. Reson. Med. 1994 32:1-8

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101. Doyle, T.J., Pathak, R., Wolinsky, J.S., and Narayana, PA. Automated proton spectro-scopic image processing. J. Magn. Reson. 1995 (B)106:58-63

102. Narayana, PA., and Borthakur, A. Effect of radio frequency inhomogeneity of the reproducibility of intra-cranial volumes using MR image data. Magn. Reson. Med. 1995 33:396-400

103. Doyle, T.J., Bedell, B.J., and Narayana, PA. Relative concentrations of proton MR visible neurochemicals in gray and white matter in human brain. Magn. Reson. Med. 1995 33:755-759

104. Falconer, J.C., Narayana, PA., Bhattacharjee, M., and Liu, S-J. Characterization of an experimental spinal cord injury model using waveform and morphometric analysis. Spine, 1996 21(1):104-112

105. Falconer, J.C., Liu, S.-J., Abbe, R.A., and Narayana, PA. Time Dependence of N-Acetyl-Aspartate, Lactate and Pyruvate Concentrations Following Spinal Cord Injury. J. of Neurochem., 1996 66(2):717-722

106. Bedell, B.J., Narayana, PA., and Johnston, D.A. Three-Dimensional image registration for human brain. Magn. Reson. Med., 1996 35:384-390

107. Bedell, B.J., Narayana, PA. Automatic removal of extrameningeal tissues from MR images of human brain. J. Magn. Reson. Imag. 1996 6:939-943

108. Bedell, B.J., Narayana, PA., and Wolinsky, J.S. A dual approach for minimizing false lesions classifications on magnetic resonance images. Magn. Reson. Med. 1997 37:94-102

109. Falconer, J.C., Narayana, PA. Cerebrospinal fluid-suppressed high resolution diffusion imaging of human brain. Magn. Reson. Med. 1997 37:119-123

110. Narayana, PA., Doyle, T.J., Lai, D., Wolinsky, J.S. Serial proton magnetic resonance spectroscopic imaging, contrast enhanced magnetic resonance imaging and quantitative lesion volumetry in multiple sclerosis. Annals of Neurology. 1998 43:56-71

111. Bedell, B.J., Narayana, PA. Volumetric analysis of white matter, gray matter, and CSF using fractional volume analysis. Magn. Reson. Med. 1998 39:961-969

112. Bedell, B.J., Narayana, PA. Automatic segmentation of gadolinium-enhanced multiple sclerosis. Magn. Reson. Med. 1998 39:935-940

113. Bedell, B.J., Narayana, PA. Implementation and evaluation of a new pulse sequence for rapid acquisition of double inversion-recovery images for simultaneous suppression of white matter and CSF. J. Magn. Reson. Imag. 1998 8:544-547

114. Filippi M, Horsfield MA, Hajnal JV, Narayana PA, Udupa JK, Yousry TA, Zijdenbos A. Quantitative assessment of magnetic resonance imaging lesion load in multiple sclerosis. J Neurol Neurosurg Psychiatry. 1998;64 Suppl 1:S88-93.

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115. Fenyes, D.A., Narayana, PA. In vivo echoplanar imaging of rat spinal cord. J. Magn. Reson. Imaging. 1998 16:1249-1255

116. Zacharopoulos, N.G., Narayana, PA. Selective measurement of white matter and gray matter diffusion trace values in normal human brain. Med. Phys. 1998 25(11):2237-2241

117. Narayana, PA., Abbe, R., Liu, Shie-Jie, Johnston, D. Does loss of gray- and white-matter contrast in injured spinal cord signify secondary injury? Invivo longitudinal MRI studies. Magn. Reson. Med. 1999 41(2):315-320

118. Narayana, PA., Fenyes, D.A., Zacharopoulos, N.G. Invivo relaxation times of gray matter and white matter in spinal cord. Magn. Reson. Imaging. 1999 17(4):623-626.

119. Fenyes, D.A., Narayana, PA. Invivo diffusion characteristics of rat spinal cord. Magnetic Resonance Imaging 1999 17(5):717-722

120. Fenyes, D.A., Narayana, PA. In vivo diffusion tensor imaging of rat spinal cord with echo planar imaging. Magn. Reson. Med. 1999 42(2):300-306

121. Bilgen, M., Abbe, R., Liu, Shi-J., Narayana, PA. Spatial and temporal evolution of hemorrhage in the hyper-acute phase of experimental spinal cord injury: In vivo magnetic resonance imaging. Magn. Reson. Med. 2000 43:594-600

122. Wolinsky, J.S., Narayana, PA. Noseworthy, J.H., Lublin, F.D., Whitaker, J.N., Linde, A., Gjorstrup, P., Sullivan, H.C., and MRI Analysis Center of the University of Texas-Houston Health Science Center and the North American Linomide Investigators. Linomide in relapsing and secondary progressive MS. Neurology 2000 42:1734-1741

123. Bilgen, M., Abbe, R., Narayana, PA. Dynamic contrast enhanced magnetic resonance imaging of experimental spinal cord injury: in vivo serial studies. Magn. Reson. Med. 2001 45:614-622

124. Wolinsky, J.S., Narayana, PA., Johnson, K.P., Copolymer 1 Multiple Sclerosis Study Group and the MRI Analysis Center. United States Open-label glatiramer extension for trial for relapsing multiple sclerosis: MRI and clinical correlates. Multiple Sclerosis. 2001 7:33-41

125. Bilgen, M. and Narayana, PA. A pharmacokinetic model for quantitative evaluation of spinal cord injury with dynamic contrast enhanced magnetic resonance imaging. Magn. Reson. Med. 2001 46:1099-1106

126. Narayana, PA., Sharma, R., Wolinsky, J.S. Gray matter abnormalities in multiple sclerosis: Proton magnetic resonance spectroscopic imaging. Multiple Sclerosis. 2001 7:221:226

127. Brod SA, Lindsey JW, Vriesendorp FS, Ahn C, Henninger E, Narayana PA, Wolinsky JS. Ingested IFN-a. Results of a pilot study in relapsing-remitting MS. Neurology. 2001 57:845-852

128. Bilgen M., Elshafiey I., Narayana PA. In vivo magnetic resonance microscopy of rat spinal cord at 7T using implantable rf coils. Magn. Reson. Med. 2001 46:1250-1253

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129. Bilgen M, Elshafiey I., Narayana, PA. Mohr diagram representation of anisotropic diffusion tensor in MRI. Magn. Reson. Med. 2002 47:823-827

130. He, R., Narayana, PA. Automatic delineation of Gd enhancements on magnetic resonance images in multiple sclerosis. Medical Physics. 2002 29(7):1536-1546

131. Elshafiey I, Bilgen M, He R, Narayana PA. In vivo bioexponential diffusion tensor imaging of rat spinal cord at 7T. Magn. Reson. Imaging. 2002 20:243-247

132. He R., Narayana PA. Global optimization of mutual information: Application to three-dimensional restrospective registration of magnetic resonance images. Comp. Med. Imag. Graph. 2002 26:277-292

133. Bilgen M., Dogan B., Narayana, PA. In vivo assessment of blood-spinal cord barrier permeability: Serial dynamic contrast enhanced MRI of spinal cord injury. Magn. Reson. Imag. 2002 20:337-341

134. Felberg RA, Grotta JC, Shirzadi AL, Strong R, Narayana P, Hill-Felberg SJ, Aronowski J. Cell death in experimental intracerebral hemorrhage: the "black hole" model of hemorrhagic damage. Ann Neurol. 2002;51:517-524.

135. Hasan, K.M., Narayana, PA. Computation of the Mean Diffusivity, Relative Anisotropy and Fractional Anisotropy Maps Without Tensor Decoding and Diagonalization: Theoretical Analysis and Experimental Validation. Magn. Reson. Med. 2003 50(3):589-598

136. Bilgen, M. and Narayana, PA. Mohr Diagram Interpretation of Anisotropic Diffusion indices in MRI. Communicated Magn. Reson. Imag. 2003 21(567-572)

137. Lai, D., Sharma, R., Wolinsky, J.S., and Narayana, PA. A Comparative Study of Correlation Coefficients in Spatially MRSI-observed Neurochemicals from Multiple Sclerosis Patients. J. Applied Statistics 2003; 30:1221–1229

138. Hasan, K.M., Alexander, A.L., Narayana, PA. Does Fractional Anisotropy Have Better Noise Immunity Characteristics Than Relative Anisotropy in Diffuion Tensor MRI? An Analytical Approach, Magnetic Resonance in Medicine 2004 51:413–417

139. Moeller, F.G., Steinberg, J.L., Dougherty, D.M., Narayana, PA., Kramer, L., Renshaw, P. Functional MRI study of working memory in MDMA users. Psychopharmacology 2004 177:185-94

140. Narayana, PA., Jerry S Wolinsky, Sajja B Rao, Renjie He, Meghana Mehta and he PROMiSe Trial MRSI Group. Multicentre proton magnetic resonance spectroscopy imaging of primary progressive multiple sclerosis. Multiple Sclerosis 2004 10:S73-S78

141. Narayana, PA., Grill, R.J., Chacko, T., Vang, R. Endogenous Recovery of Injured Spinal Cord: Longitudinal In Vivo Magnetic Resonance Imaging, J Neurosci Res. 2004;78;749-59

142. Moeller, F.G., Hasan, K.M.; Steinberg, J.L., Kramer, L.A.; Dougherty, D.M.1; Santos, R.M., Valdes, I., Swann, A.C., Barratt, E.S., Narayana, PA., Reduced Anterior Corpus

53

Callosum White Matter Integrity is related to Increased Impulsivity and Reduced Discriminability in Cocaine Dependent Subjects: Diffusion Tensor Imaging Neuropsychopharmacology 2005 30: 610-617

143. Saaussan, M., Hasan, K.M., Narayana, PA., Diffusion Tensor Imaging of In vivo and Excised Rat Spinal Cord at 7T With an Icosahedral Encoding Scheme. Magn Reson Med 2005 53: 118-125

144. Gupta, R.K., Saksena, S., Agarwal, A., Hasan, K.M., Husain, M., Gupta V, Narayana PA. Diffusion tensor imaging in late posttraumatic epilepsy. Epilepsia. 2005;46:1465-1471

145. Hasan, K.M., Narayana, PA. DTI parameter optimization at 3.0 T: potential application in entire normal human brain mapping and multiple sclerosis research. Medicamundi 2005 49:31-44

146. Hou, P., Hasan, K.M., Sitton, C.W., Wolinsky, J.S., Narayana, PA. Phase Sensitive T1 inversion recovery imaging: a time-efficient interleaved technique for improved tissue contrast in Neuroimaging. AJNR 2005;26:1432-8

147. Sriram, S., Yao, S.Y., Stratton, C., Moses, H., Narayana, PA., Wolinsky, J.S. Pilot study to examine the effect of antibiotic therapy on MRI outcomes in RRMS. J Neurol Sci. 2005 234:87-91

148. Gupta, R.K., Hasan, K.M., Trivedi, R., Pradhan, M., Das, V., Parikh, N.A., Narayana, PA. Diffusion tensor imaging of the developing human cerebrum. J Neurosci Res. 2005 81:172-178

149. Hasan, K.M., Gupta, R.K., Santos, R.M., Wolinsky, J.S., Narayana, PA. Diffusion tensor fractional anisotropy of the normal-appearing seven segments of the corpus callosum in healthy adults and relapsing-remitting multiple sclerosis patients. J Magn Reson Imaging 2005 21:735-743

150. Gupta, R.K., Hasan, K.M., Mishra, A.M., Jha, D., Husain, M., Prasad, K.N., Narayana, PA. High fractional anisotropy in brain abscesses versus other cystic intracranial lesions. AJNR 2005 26:1107-1114

151. R. He*, B. R. Sajja, and Narayana, PA. Implementation of High Dimensional Feature Map for Segmentation of MR Images Annal Biomed Eng. 2005 33:1439-48. PMC1409759

152. Narayana, PA. Magnetic Resonance Spectroscopy in the Monitoring of Multiple Sclerosis. J Neuroimaging. 2005;15:46S-57S. PMC1351238

153. Sajja BR, Datta S, He R, Mehta M, Gupta RS, Wolinsky JS, Narayana PA. Unified Approach for Multiple Sclerosis Lesion Segmentation on Brain MRI Annals Biomed Eng. 2006 34:142-151 . PMC1463248

154. Datta, S, Sajja, B.R, He, R., Wolinksy, J., Gupta, R.K., Narayana, PA. Segmentation and quantification of black holes in multiple sclerosis. Neuroimage. 2006 29:467-474. PMC1808226

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155. Kale, R.A., Gupta, R.K., Saraswat, V.A., Hasan, K.M., Trivedi, R., Mishra, A.M., Ranjan, P., Pandey, C.M, Narayana, PA. Demonstration of interstitial cerebral edema with diffusion tensor MR imaging in type C hepatic encephalopathy. Hepatology. 2006 ; 43:698-706

156. Deo, A.A., Grill, R.J., Hasan, K.M., Narayana, PA. Invivo serial diffusion tensor imaging of experimental spinal cord injury. J Neurosci Res. 2006 83:801-810

157. Gupta, R.K., Saksena, S., Hasan, K.M., Agarwal, A., Haris, M., Pandey, C.M., Narayana, PA. Focal Wallerian degeneration of the corpus callosum in large middle cerebral artery stroke: Serial diffusion tensor imaging. J. Magn Reson Imaging 2006 24:549-555

158. Hasan, K.M. and Narayana, PA. Retrospective Measurement of the Diffusion Tensor Eigenvalues from Diffusion Anisotropy and Mean Diffusivity in DTI. Magn Reson Med 2006 56:130-137

159. Valdes, I.H., Steinberg, J.L.; Narayana, PA; Kramer, L.A.; Dougherty, D.M.; Swann, A.C.; Barratt, E.S.; Moeller, F.G. Impulsivity and BOLD fMRI Activation in MDMA Users and Healthy Control Subjects. Psychiatry Research: Neuroimaging, 2006 147:239-242

160. R. Trivedi, R. K. Gupta, K. M. Hasan, P. Hou, K. N. Prasad, Narayana, PA. Diffusion tensor imaging in polymicrogyria: a report of three cases. Neuroradiology. 2006 48:422-427

161. Haris, M., Gupta, R.K., Husain, N., Hasan, K.M., Husain, M., Narayana, PA..

Measurement of DTI Metrics in Hemorrhagic Brain Lesions: Possible Implication in MRI Interpretation. J Magn Reson Imaging 2006; 24:1259-1268

162. Ramu, J., Bockhorst, K.H., Mogatadakala, K.V., Narayana, PA. Functional Magnetic Resonance Imaging in Rodents: Methodology and Application to Spinal Cord Injury. J Neurosci Res 2006 84:1235-1244

163. Bhat, H., Sajja, B.R., and Narayana, PA. Fast Quantification of Proton Magnetic Resonance Spectroscopic Imaging with Artificial Neural Networks. J Magn Reson 2006 183:110–122. PMC1752214

164. Deng, X., Ramu, J., and Narayana, PA. Spinal Cord Atrophy in Injured Rodents: High Resolution MRI. Magn Reson Med. 2007;57:620-624

165. Ramu, J., Bockhorst, K.H., Grill, R.J., Narayana, PA. Cortical Reorganization in NT3 Treated Experimental Spinal Cord Injury: Functional Magnetic Resonance Imaging Studies Experimental Neurology 2007; 204:58–65

166. Haris, M., Gupta, R.K., Husain, N., Hasan, K.M., Husain, M., Narayana, PA. Measurement of DTI Metrics in Hemorrhagic Brain Lesions: Possible Implication in MRI Interpretation. J Magn Reson Imaging. 2006;24:1259-1268.

167. Trivedi, R., Gupta, R.K., Agarawal, A., Hasan, K.M., Gupta, A., Prasad, K.N., Bayu, G., Rathore, D., Rathore, R.K., Narayana, P.A. Assessment of White Matter Damage in Subacute Sclerosing Panencephalitis Using Quantitative Diffusion Tensor MR Imaging. AJNR Am J Neuroradiol. 2006 27:1712-1716

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168. Moeller, F.G., Hasan, K.M., Steinberg, J.L., Kramer, L.A., Valdes, I., Lai, L.Y., Swann, A.C., Narayana., PA. Diffusion tensor imaging eigenvalues: preliminary evidence for altered myelin in cocaine dependence. Psychiatry Res. 2007 154:253-258

169. Datta, S., Sajja, B.R., He, R., Gupta, R.K., Wolinsky, J.S., and Narayana, PA. Segmentation of Gadolinium Enhanced Lesions on MRI in Multiple Sclerosis J Magn Reson Imaging 2007 25:932-937

170. Wolinsky, J.S., Narayana, PA., O’Connor, P., Coyle, P.K., Ford, C., Johnson, K., Miller, A., Pardo, L., Kadosh, S., Ladkani, D. The PROMiSe Study Group. Glatiramer Acetate in Primary Progressive Multiple Sclerosis: Results of a Multinational, Multicenter, Double-Blind, Placebo-Controlled Trial. Annal Neurol 2007; 61:14-24

171. Malik, G.K., Trivedi, R., Gupta, R.K., Hasan, K.M., Hasan, A., Gupta, A., Pandey, C.M., Narayana, PA. Serial Quantitative Diffusion Tensor MRI of the Term Neonates with Hypoxic-Ischemic Encephlopathy (HIE) Neuropediatrics 2006 37:337-343

172. Ghaghada, K.B., Bockhorst, K.H., Mukundan, S. Jr, Annapragada, A.V., and Narayana, PA. High Resolution Vascular Imaging of the Rat Spine using Liposomal Blood Pool MR Agent. AJNR 2007 28:48-53. PMC1773015

173. Sajja, B.R., Narayana, PA., Wolinsky, J.S., Ahn, C.W. and the PROMiSe Trial MRSI Group. Longitudinal Magnetic Resonance Spectroscopic Imaging of Primary Progressive Multiple Sclerosis Patients Treated with Glatiramer Acetate: Multi-Center Study. Mult Scler. 2008;14:73-80

174. Poonawalla, A.H., Hou, P., Nelson, F.J., Wolinsky, J.S., Narayana, PA. Magnetic resonance imaging of cervical spinal cord lesions in multiple sclerosis using T1-weighted inversion recovery with phase-sensitive reconstruction. Radiology 2008;246:258-264

175. Moeller, .F.G., Steinberg, J.L., Hasan, K.M.., Lane, S.D., Kramer, L.A., Buzby, M., Swann, A.C., Narayana, PA. Diffusion Tensor Imaging in MDMA Users and Controls: Association with Decision Making. American Journal of Drug and Alcohol Abuse. 2007 33:777-789

176. Gupta, R.K., Nath, K., Prasad, A., Prasad, K.N., Husain, M., Rathore, R.K.S., Husain, N., Srivastava, C.,3 Khetan, P., Trivedi, R., Narayana, PA. In vivo Demonstration of Neuroinflammatory Molecules Expression in Brain Abscess with Diffusion Tensor Imaging. AJNR Am J Neuroradiol. 2008;29:326-332.

177. Trivedi, R., Malik, G.K., Gupta, R.K., Gupta, A., Nath, K., Prasad, K.N., Purwar, A., Rathore, D., Rathore, R.K., Narayana, P.A. Increased anisotropy in neonatal meningitis: an indicator of meningeal inflammation. Neuroradiology. 2007 49:767-775

178. Nelson, F., Poonawalla, A.H., Hou, P., Huang, F., Wolinsky, J.S., Narayana, PA. Improved identification of intracortical lesions in multiple sclerosis with phase-sensitive inversion recovery in combination with fast double inversion recovery MR imaging. AJNR Am J Neuroradiol. 2007; 9:1645-169

179. Hasan, K.M., Halphen, C., Boska, M.D., Narayana, PA. Diffusion Tensor Metrics, T2 Relaxation and Volumetry of the Naturally Aging Human Caudate Nuclei in Healthy Young

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and Middle-Aged Adults: Possible Implications to the Neurobiology of Human Brain Aging and Disease. Magnetic Resonance in Medicine 2008; 59:7–13

180. Herrera, J., Chacko, T., Narayana, PA. Histological correlation of diffusion tensor imaging in experimental spinal cord injury. J Neurosci Res 2008;86:443-447

181. Bockhorst, K.H., Narayana, PA., Liu, R., Ahobila, V.P., Ramu, J., Maged, K., Wosik, J, Bockhorst, T., Hahn, K., Hasan, K.M., Perez-Polo, J.R. Early Postnatal Development of Rat Brain:In vivo Diffusion Tensor Imaging. J Neurosci Res 2008;86:1520-1528

182. Kumar, M., Gupta, R.K., Nath, K., Rathore, R.K., Bayu, G., Trivedi, R., Husain, M., Prasad, K.N., Tripathi, R.P., Narayana, PA. Can we differentiate true white matter fibers from pseudofibers inside a brain abscess cavity using geometrical diffusion tensor imaging metrics? NMR Biomed. 2008;2:581-588.

183. Poonawalla AH, Hasan KM, Gupta MD RK, Ahn CW, Nelson F, Wolinsky JS, Narayana

PA. Diffusion Tensor Imaging of Cortical Lesions in Multiple Sclerosis. Radiology 2008 246:880-6

184. Hasan KM, Ewing-Cobbs L, Kramer LA, Fletcher JM, Narayana PA. Diffusion Tensor Quantification of the Macro and Microstructure of the Human Midsagittal Corpus Callosum across the Lifespan. NMR in Biomedicine NMR Biomed. 2008;2:1094-1101. PMC3046022

185. Ramu J, Herrera J, Grill R, Bockhorst T, Narayana PA. Brain Fiber Tract Plasticity in Experimental Spinal Cord Injury: Diffusion Tensor Imaging. Exp Neurol. 2008;212:100-107. PMC2453245

186. He R, Sajja BR, Datta S, Narayana PA. Volume and shape in feature space on adaptive FCM in MRI segmentation. Ann Biomed Eng. 2008;36:1580-1593. PMC2453245

187. He R, Datta S, Sajja BR, Narayana PA. Generalized fuzzy clustering for segmentation of multi-spectral magnetic resonance images.Comput Med Imaging Graph. 2008 l;32:353-366. PMC2483677

188. Nelson F, Poonawalla A, Hou P, Wolinsky J, Narayana PA. 3D MPRAGE improves classification of cortical lesions in multiple sclerosis. Mult Scler. 2008;14:1214-9. PMC2650249

189. Guleria S, Gupta RK, Saksena S, Chandra A, Srivastava RN, Husain M, Rathore R, Narayana PA. Retrograde Wallerian degeneration of cranial corticospinal tracts in cervical spinal cord injury patients using diffusion tensor imaging. J Neurosci Res. 2008;86:2271-2280.

190. Cohen, DM; Patel, CB; Ahobila-Vajjula, P; Sundberg, LM; Chacko, T; Liu, S-J; Narayana PA. Blood-Spinal Cord Barrier Permeability in Experimental Spinal Cord Injury: Dynamic Contrast-Enhanced Magnetic Resonance Imaging. NMR Biomed. 2009;22:332-341. PMC2741317

191. Gill, MB; Bockhorst, K; Narayana, PA; Perez-Polo, JR. Bax shuttling after neonatal hypoxia-ischemia: hyperoxia effects. J Neurosci Res. 2008;86:3584-604 PMC2585158

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192. Haris, M; Kumar, S; Raj, MK; Das, KJ; Sapru, S; Behari ,S; Rathore, RK; Narayana, PA, Gupta RK. Serial diffusion tensor imaging to characterize radiation-induced changes in normal-appearing white matter folling radiotherapy in patients with adult low-grade gliomas. Radiat Med. 2008;26:140-50

193. Trivedi, R; Gupta, RK; Shah, V; Tripathi, M; Rathore, RK; Kumar, M; Pandey, CM; Narayana, PA. Treatment-induced plasticity in cerebral palsy: a diffusion tensor imaging study. Pediatr Neurol. 2008;39:341-349.

194. Mogatadakala, VK; Bankson, JA; Narayana, PA. Three Element Phased Array Coil for Imaging of Rat Spinal Cord at 7T . Magn Reson Med. 2008;60:1498-1505. PMC2597341

195. Hasan, KM; Halphen, C; Kamali, A; Nelson, FM; Wolinsky, JS; Narayana, PA Caudate Nuclei Volume, Diffusion Tensor Metrics, and T2 Relaxation in Healthy Adults and Relapsing- Remitting Multiple Sclerosis Patients: Implications for Understanding Gray Matter Degeneration. J Magn Reson Imaging. 2009; 29:70–77. PMC2731422

196. Narayana, PA, Ahobila-Vajjula, P; Ramu, J; Herrera, J; Steinberg, JL; Moeller, FG. Diffusion tensor imaging of cocaine treated rodents. Psych Res Neuroimaging. 2009; 171:242–251. PMC2677684

197. Tao, G; Datta, S; He, R; Nelson, F; Wolinsky, JS; Narayana, PA. Deep Gray Matter Atrophy in Multiple Sclerosis: A Tensor Based Morphometry. J Neurol Sci. 2009;282:39-46. PMC2744867

198. Datta, S; Tao, G; He, R; Wolinsky, JS; Narayana, PA. Improved Cerebellar Tissue Classification on Magnetic Resonance Images of Brain. J Magn Reson Imaging. 2009;29:1035-1042. PMC2678241

199. Tao, G; He, R; Datta, S; Narayana, PA. Symmetric Inverse Consistent Nonlinear Registration Driven by Mutual Information Comput Methods Programs Biomed. 2009; 9 5:105–115. PMC2744864

200. Sajja, BR; Wolinsky, JS; Narayana, PA. Proton Magnetic resonance spectroscopy in multiple sclerosis Neuroimaging Clin N Am. 2009 Feb;19(1):45-58. PMC2615006

201. Herrera, J; Nesic-Taylor, O; Narayana, PA Reduced Vascular Endothelial Growth Factor Expression In Contusive Spinal Cord Injury. J Neurotrauma. 2009 26:995–1003. PMC2848947

202. Patel, CB; Cohen, DM; Ahobila-Vajjula, P; Sundberg, LM; Chacko, T; Narayana, PA. Effect of VEGF Treatment on the Blood-Spinal Cord Barrier Permeability in Experimental Spinal Cord Injury: Dynamic Contrast-Enhanced Magnetic Resonance Imaging. J Neurotrauma. 2009 26:1005–1016. PMC2857512

203. Mogatadakala, KV; Narayana, PA. In-vivo Diffusion Tensor Imaging of Thoracic and cervical Rat Spinal Cord at 7T. Magn Reson Imaging 2009;27:1236-41. PMC2763029

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204. Trivedi, R; Gupta, RK; Husain, N; Rathore, RK; Saksena, S; Srivastava, S; Malik, GK; Das, V; Pradhan, M; Sarma, MK; Pandey, CM; Narayana, PA. Region-specific maturation of cerebral cortex in human fetal brain: diffusion tensor imaging and histology. Neuroradiology. 2009;51(9):567-76

205. Moeller, FG; Steinberg, JL; Schmitz, JL; Ma, L; Liu, S; Kjome, KL; Rathnayaka, N; Kramer, LA; Narayana, PA Working memory fMRI activation in cocaine dependent subjects: association with treatment response. Psychiatry Research Neuroimaging 2010 30;181:174-182. PMC2832606

206. Ma, L; Hasan, KM; Steinberg, JL; Narayana, PA, Lane SD, Zuniga EA, Kramer LA, Moeller FG. Diffusion tensor imaging in cocaine dependence: regional effects of cocaine on corpus callosum and effect of cocaine administration route. Drug Alcohol Depend. 2009;104:262-267. PMC2728358

207. Bockhorst, KH; Narayana, PA, Dulin, J; Liu, R; Rea, HC; Hahn, K; Wosik, J; Perez-Polo,JR. Normobaric hyperoximia increases hypoxia-induced cerebral injury: DTI study in rats. J Neurosci Res. 2010;88:1146-56.

208. Qian, J; Herrera, JJ; Narayana, PA. Neuronal and Axonal Degeneration in Experimental Spinal Cord Injury: In vivo Proton Magnetic Resonance Spectroscopy and Histology. J Neurotrauma. 2010;27:599-610. PMC2867589

209. Hasan, KM; Narayana, PA. Magnetic resonance imaging-based quantitative iron mapping at 7-Tesla remains to be elusive in multiple sclerosis. Ann Neurol. 2009; 66:867.

210. Esparza-Coss, E; Wosik, J; Narayana, PA. Perfusion in Rat Brain at 7 T with Arterial Spin Labeling Using FAIR-TrueFISP and QUIPSS Magnetic Resonance Imaging. Magn Magn Reson Imaging. 2010;28:607-612. PMC2860051

211. Nesic, O; Guest, JD; Zivadinovic, D; Narayana, PA; Herrera, JJ; Grill, RJ; Mokkapati, VU; Gelman, BB; Lee, J. Aquaporins in Spinal Cord Injury: The Janus Face of Aquaporin 4. Neuroscience. 2010;168:1019-1035. PMC2885549

212. Narayana, PA, Datta, S; Tao, G; Steinberg, J; Moeller, FG. Effect of Cocaine on Structural Changes in Brain: MRI Volumetry using Tensor-Based Morphometry. Drug Alcohol Depend. 2010 May 28. Drug and Alcohol Dependence 2010;111;191–199. PMC2945448

213. Nesic-Taylor, O; Sundberg, L; Herrera, J; Narayana, PA. VEGF and Spinal Cord Injury Pain. J Neurotrauma. 2010; 27:1793-1803. PMC2953928

214. Lane, SD; Steinberg, JL; Ma, L; Hasan, KM; Kramer, LA; Zuniga, EA; Narayana, PA, Moeller FG. Diffusion tensor imaging and decision making in cocaine dependence. PLoS One. 2010;16;5:e11591. PMC2905416

215. Poonawalla AH, Datta S, Juneja V, Nelson F, Wolinsky JS, Cutter G, Narayana PA. Composite MRI scores improve correlation with EDSS in multiple sclerosis. Mult Scler. 2010;16:1117-1125. PMC2935291

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216. Sundberg, LM; Herrera, JJ; Narayana, PA. In Vivo Longitudinal MRI and Behavioral Studies in Experimental Spinal Cord Injury. J Neurotrauma. 2010;27:1753-1767. PMC2992395

217. Herrera, JJ; Sundberg, LM; Zentilin, L; Giacca, M; Narayana, PA. Sustained expression of vascular endothelial growth factor and angiopoietin-1 improves blood spinal cord barrier integrity and functional recovery after spinal cord injury. J Neurotrauma. 2010;27:2067-2076. PMC2978057

218. Yu, X; Zhang, Y; Lasky, RE; Datta, S; Parikh, NA; Narayana, PA.  Comprehensive Brain MRI Segmentation in High Risk Preterm Newborns.  PLoS One. 2010:5: e13874. PMC2975631

219. Hui C, Zhou Y, Narayana PA. Fast algorithm for calculation of inhomogeneity gradient in magnetic resonance imaging data. J Magn Reson Imaging 2010;32:1197-1208. PMC2975423

220. Datta S, Narayana PA Automated Brain Extraction from T2-weighted Magnetic Resonance Images. J Magn Reson 2011;339:822-829 PMC3076604

221. Sundberg LM, Herrera JJ, Narayana PA. Effect of Vascular Endothelial Growth Factor Treatment in Experimental Traumatic Spinal Cord Injury: In Vivo Longitudinal Assessment J Neurotrauma 2011;28(4):565-578. PMC3070144

222. Ma L, Steinberg JL, Hasan KM, Narayana PA, Kramer LM, and Moeller FG. Working memory load modulation of parieto-frontal and parieto-parietal connections, evidence from dynamic causal modeling. Human Brain Mapping. 2012;114:564-571 PMC3179779

223. Nelson F, Datta S, Garcia N, L Rozario NL, Perez F, Cutter G, Narayana PA, Wolinsky JS Intracortical Lesions by 3T Magnetic Resonance Imaging and Correlation with Cognitive Impairment in Multiple Sclerosis. Mult Sclerosis J 2011;17:1122-1129 PMC3151473 (NIMH 285080)

224. Pal D, Gupta RK, Agarwal S, Yadav A, Ojha BK, Awasthi A, Rathore RK, Pandey CM, Narayana PA Diffusion tensor tractography indices in patients with frontal lobe injury and its correlation with neuropsychological tests. Clin Neurol Neurosurg. 2012;114:564-571

225. Gupta RK, Awasthi R, Rathore RKS, Verma A, Sahoo P, Paliwal VK, Prasad KN, Pandey CM, and Narayana PA. Understanding Epileptogenesis in Calcified Neurocysticercosis with Perfusion MRI. Neurology 2012;78:618-625

226. Colorado R, Shukla K, Yuxiang Z, Wolinsky JS, Narayana PA. Multi-task functional MRI in multiple sclerosis patients without clinical disability. NeuroImage. 2012;59:573-681. PMC3195884

227. Kalamangalam GP, Nelson JA, Ellmore TM, Narayana PA. Oxygen Enhanced MRI: A Novel Imaging Modality Applied To Temporal Lobe Epilepsy. Epilepsy Res. 2012;98:50-61 PMID21917423

228. Hasan KM, Walimuni IS, Humaira A, Frye RE, Ewing-Cobbs L, Wolinsky JS, Narayana

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PA. Multimodal Quantitative Magnetic Resonance Imaging of Thalamic Development and Aging across the Human Lifespan: Implications to Neurodegeneration in Multiple Sclerosis. J Neurosci 2011;31:16826-16832 PMC3230860

229. Hasan KM, Walimuni IS, Humaira A, Datta S, Wolinsky JS, Narayana PA. Human Brain Atlas-based Multimodal MRI Analysis of Volumetry, Diffusimetry, Relaxometry and Lesion Distribution in Multiple Sclerosis Patients and Healthy Adult Controls: Implications for understanding the Pathogenesis of Multiple Sclerosis and Consolidation of Quantitative MRI Results in MS. J Neurol Sci. 2012;313:99-109. PMC3254796

230. Hasan KM, Walimuni IS, Humaira A, Wolinsky JS, Narayana PA. Multi-modal Quantitative MRI Investigation of Brain Tissue Neurodegeneration in Multiple Sclerosis. Journal of Magnetic Resonance Imaging 2012; 35:1300-1311 PMC3330152

231. Hasan KM, Molfese DL, Walimuni IS, Stuebing KK, Papanicolaou AC, Narayana PA, Fletcher JM. Diffusion tensor quantification and cognitive correlates of the macrostructure and microstructure of the corpus callosum in typically developing and dyslexic children. NMR Biomed. 2012;25:1263-1270 PMC3520134

232. Letter to the Editor: Brain iron mapping using MRI relaxation rate or R(2) * revisited. Hasan KM, Walimuni IS, Narayana PA. Hum Brain Mapp. 2012;33:2003-2004 Aug 5. doi: 10.1002/hbm.21328. PMID21823205

233. Hasan KM, Walimuni IS, Kramer LA, Narayana PA Human brain iron mapping using atlas-based T2 relaxometry. Magn Reson Med. 2012;67:731-739. PMC3183376

234. Moeller F, Steinberg JL, Lane SD, Kjome KL, Ma L, Ferre S, Schmitz J, Green CE, Bandak SI, Renshaw PF, Kramer LA and Narayana PA Increased orbitofrontal brain activation after administration of a selective adenosine A2A antagonist in cocaine dependent subjects. Front. Psychiatry 2012;3:44. PMC3361057

235. Zhou Y, Kumaravel M, Patel VS, Sheikh KA, MD, Narayana PA. Diffusion Tensor Imaging of Forearm Nerves in Humans. J. Magn Reson Imaging 2012;36:920-927 PMC3443523

236. Barreto AD, Brod SA Bui T-T, Jemelka J, Kramer LA , Ton K, Cohen A , Lindsey JW, Nelson F , Narayana PA, Wolinsky JS. Chronic Cerebrospinal Venous Insufficiency: Case-Control Neurosonography Results. Annals Neurol Ann Neurol. 2013;73:721-728 PMC3657573

237. Narayana PA, Govindarajan KA, Goel P, Datta S, Lincoln J, Cofield SC, Cutter GR, Lublin FD, Wolinsky JS, the CombiRx Investigators Group. Regional Cortical Thickness in Relapsing Remitting Multiple Sclerosis: A Multi-Center Study. NeuroImage: Clinical 2013;2:120–131PMC3777814

238. Datta S, Narayana PA. A Comprehensive Approach to the Segmentation of Multichannel Three-dimensional MR Brain Images in Multiple Sclerosis. NeuroImage: Clinical 2013;2:184–196. NIMH ID: 437005

239. Wolinsky JS, Narayana PA, Nelson F, Datta S, O’Connor P3, Confavreux C, Comi G,

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Kappos L, Olsson TP, Truffinet P, Wang L, Miller A and Freedman MS for the Teriflunomide Multiple Sclerosis Oral (TEMSO) Trial Group. Magnetic resonance imaging outcomes from a Phase III trial of teriflunomide. Mult Sclerosis J 2013 2013;19:1310-1319PMID23447359

240. Lublin FD, Cofield SS, Cutter GR, Conwit R, MD, Narayana PA, PhD, Nelson F, Salter AR, Gustafson T, Wolinsky JS,. Randomized Study Combining Interferon and Glatiramer Acetate in Multiple Sclerosis Annals Neurol Ann Neurol. 2013;73:327-340 PMC3631288

241. Tefera GB, Zhou Y, Juneja V, Narayana PA Evaluation of Fiber Tracking from Subsampled q-Space Data in Diffusion Spectrum Imaging. Magn Reson Imaging 2013;31:820–826 PMC3676697

242. Hui C, Esparza-Coss E, Narayana PA Improved 3D Look-Locker Acquisition Scheme and Angle Map Filtering Procedure for T1 Estimation. NMR in Biomed 2013;26:1420-1430. PMC3785574

243. Zhou Y, Narayana PA, Kumaravel M, Athar P, Patel VS Sheikh KA. High Resolution Diffusion Tensor Imaging of Human Nerves in Forearm. J Magn Reson Imaging. 2014;39:1374–1383) PMC4016163

244. Brod S, Kramer L, Cohen A, Barreto A, Bui. T-T, Jemelka J, Ton, K, Lindsy J, Nelson F, Narayana PA, Wolinsky JS. Chronic cerebrospinal venous insufficiency: Masked multimodal imaging assessment. Multiple Sclerosis J 2013;19:1499-507 PMC3783583

245. Narayana PA, Zhou Y, Hasan KM, Datta S, Sun X, Wolinsky JS. Hypoperfusion and T1-hypointense Lesions in White Matter in Multiple Sclerosis. Multiple Sclerosis Journal 2014 Mar;20(3):365-73 PMC3844029

246. Pogribna U, Yu X, Burson K, Zhou Y, Lasky RE, Narayana PA, Parikh NA. Perinatal Clinical Antecedents of White Matter Microstructural Abnormalities on Diffusion Tensor Imaging in Extremely Preterm Infants. PLoSOne 2013;8:e72974 PMC3756943

247. Pogribna U, Yu X, Burson K, Zhou Y, Lasky RE, Narayana PA, Parikh NA. Role of Diffusion Tensor Imaging as an Independent Predictor of Cognitive and Language Development in Extremely Low Birth Weight Infants (American Journal of Neuroradiology) 2014;35:790-796 PMC3960368

248. Hasan KM, Wilde EA, Miller ER, Patel VK, Staewen TD, Frisby ML, Garza HM, McCarthy JJ, Hunter JV, Levin HS, Robertson CS, Narayana PA. Serial Atlas-based DTI Study of Uncomplicated Mild Traumatic Brain Injury in Adults. J Neurotrauma 2014;31:466-475.

249. Gupta PK, Gupta RK, Garg RK, Roy B, Pandey CM, Narayana PA. DTI correlates of cognition in conventional MRI normal appearing brain in patients with clinical features of SACD and biochemically proven Vitamin B12 deficiency. Am J Neurorad (AJNR) 2014;35:872-877.

250. Nelson F, Poonawalla A, Datta S, Wolinsky JS, Narayana PA. Is 3D MPRAGE better than the combination DIR/PSIR for cortical lesion detection at 3 T MRI? Mult Scler Relat Disord.

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2014;32:253-257

251. Kramer LA, Cohen AM, Hasan KM, Heimbigner JH, Barreto AD, Brod SA, Narayana PA, Wolinsky JS Contrast Enhanced MR Venography With Gadofosveset Trisodium: Evaluation of the Intracranial and Extracranial Venous System. J Magn Reson Imaging 2014;40: 630–640.

252. Narayana PA, Herrera J, Bockhorst K, Esparza-Coss E; Xia Y, Steinberg J; Moeller FG. Chronic Cocaine Administration Causes Extensive White Matter Damage in Brain: Diffusion Tensor Imaging and Immunohistochemistry Studies. Psychiatry Res Neuroimaging 2014;221:220-230 PMC3943678

253. Hasan KM, Moeller GF, Narayana PA. DTI-based Segmentation and Quantification of Human Brain Lateral Ventricular CSF Volumetry and Mean Diffusivity: Validation, Age, Gender effects and Biophysical Implications. Magn Reson Imag 2014;32:405-412 PMC3999285

254. Ma L, Steinberg JL, Hasan KM, Narayana PA, Kramer LA, Moeller FG. Stochastic Dynamic Causal Modeling of Working Memory Connections in Cocaine Dependence. Human Brain Mapping 2014;35:760–778. PMC4440319

255. Bapat R; Narayana P; Zhou Y; Parikh N. Magnetic Resonance Spectroscopy at Term Equivalent Age in Extremely Preterm Infants: Association with Cognitive and Language Development. Ped Neurol 2014;51:53-59. NIMH ID: 583735

256. Govindarajan K, Freeman L, Cai C, Rahbar M, Narayana PA. Effect of Intrinsic and Extrinsic Factors on Global and Regional Cortical Thickness. PLoS ONE 2014; 9: e96429. PMC4008620

257. Narayana PA, Yu X, Hasan KM, Wilde EA, Levin HS, Hunter JV, Miller EM, Patel VS, Robertson CS, McCarthy JJ. Multi-Modal MRI of Mild Traumatic Brain Injury. NeuroImage: Clinical 2015;7:87-97 PMC4299969

258. Ma L, Steinberg JL, Cunningham KA, Lane SD, Kramer LA, Narayana PA, Kosten TR, Moeller FG. Inhibitory behavioral control: a stochastic dynamic causal modeling study using network discovery analysis. Brain Connectivity 2015;5:177-186. PMCID: PMC4394161

259. Hasan KM, Lincoln JA, Nelson F, Wolinsky JS, Narayana PA. Lateral Ventricular Cerebrospinal Fluid Diffusivity as a Potential Neuroimaging Marker of Brain Temperature in Multiple Sclerosis: A Hypothesis and Implications Magnetic Resonance Imaging 2015;33:262-269

260. Datta S, Staewen D, Cofield SS, Cutter GR, Wolinsky JS, Narayana PA. Regional Gray Matter Atrophy in Relapsing Remitting Multiple Sclerosis: Baseline Analysis of Multi-Center Data Multiple Sclerosis and Related Disorders. Multiple Sclerosis Related Disorders Mult Scler Relat Disord. 2015;4:124-136.  PMC4366621

261. Ma L, Steinberg JL, Keyser-Marcus L, Ramesh D, Narayana PA, Merchant RE, Moeller FG Cifu D. Altered white matter in cocaine-dependent subjects with traumatic brain injury: a diffusion tensor imaging study. Drug Alcohol Depend 2015;151:128-134

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PMCID:PMC4447586

262. Keser Z, Hasan KM, Mwangi B, Kamali A, Ucisik-Keser FE, Riascos RF, Yozbatiran N, Francisco GE, Narayana PA. Diffusion Tensor Imaging of Human Cerebellar Pathways and their Interplay with Cerebral Macrostructure. Front Neuroanatomy doi: 10.3389/fnana.2015.00041. eCollection 2015. PMC4389543

263. Ma L, Steinberg JL, Cunnigham KA, Lane SD,BjorkJM, Neelakantan H, Price AE, Narayana PA, Kosten TR, Moeller FG; Inhibitory behavioral control: A stochastic dynamic causal modeling study comparing cocaine dependent subjects and controls. NeuroImage: Clinical Neuroimage Clin. 2015;7:837-47. PMCID: PMC4394161

264. Govindarajan KA, Datta S, Hasan KM, Choi S, Rahbar MH, Cofield SS, Cutter GR, Lublin FD, Wolinsky JS, Narayana PA. Effect of In-painting on Cortical Thickness Measurements in Multiple Sclerosis: A Large Cohort Study. Hum Brain Mapp. 2015;36(10):3749-3760. PMCID:PMC4839289

265. Gabr RE, Sin, X, Pednekar A, Narayana PA Automated patient-specific optimization of three-dimensional double inversion recovery magnetic resonance imaging. Magn Reson Med 2016;75:585-593 PMCID:PMC4567536

266. Govindarajan KA, Narayana PA, Hasan KM, Wilde EA, Levin HS, Hunter JV, Miller ER, Patel VS, Claudia S. Robertson CS, McCarthy JJ. Cortical Thickness in Mild Traumatic Brain Injury. J Neurotrauma. 2016;33:1809-1817

267. Gabr RE, Hasan KM, Haque ME, Nelson FM, Wolinsky JS, Narayana PA. Optimal combination of FLAIR and T2-weighted MRI for improved lesion contrast in multiple sclerosis. J Magn Reson Imaging. 2016;44:1293-1300

268. Wilde EA, Li X, Hunter JV, Narayana PA, Hasan KM, Biekman B, Swank P, Robertson C, Miller E, McCauley SR, Chu ZD, Faber J, McCarthy J, Levin HS. Loss of Consciousness is Related to White Matter Injury in Mild Traumatic Brain Injury. J Neurotrauma. 2016;33:2000-2010

269. Gabr R, Pednekar A, Sun, X, Riascos-Castaned RF, Ramírez MG, Govindarajan K, Nelson F, Narayana PA. Patient-specific 3D FLAIR for enhanced visualization of brain white matter lesions in multiple sclerosis. J Magn Reson Imaging 2017;4:557-564.

270. Herrera JJ, Bockhorst K, Kondraganti S, Stertz L De Quevedo JL, and Narayana PA Acute white matter tract damage following frontal mild traumatic brain injury. J Neurotrauma. 2017;34:291-299.

271. Nelson F, Akhtar MA, Zúñiga E, Perez CA, Hasan KM, Jeffrey Wilken J, Wolinsky JS, Narayana PA and Steinberg JL. Novel fMRI working memory paradigm accurately detects cognitive impairment in multiple sclerosis. Mult Scelor J 2017;23:836-847

272. Ma L, Steinberg JL, Wang Q, Schmitz JM, Boone EL, Narayana PA, Moeller FG. A preliminary longitudinal study of white matter alteration in cocaine use disorder subjects. Drug Alcohol Depend. 2017;173:39-46. PMID: 28192722

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273. Narayana PA. White matter changes in patients with mild traumatic brain injury: Magnetic resonance imaging perspective. Concussion 2017:(Accepted for Publication)

274. Yu JJ, Spieler BM, Chan TL, Johnson EM, Gulani V, Sandler KL, Narayana PA, Mar WA, Brian JM, Ng CK. Promoting Collaborations Between Radiologists and Scientists. Acad Radiol. 2018;25:9-17.

275. Schmitz JM, Green CE, Hasan KM, Vincent J, Suchting R, Weaver MF, Moeller FG, Narayana PA, Cunningham KA, Dineley KT, Lane SD. PPAR-gamma agonist pioglitazone modifies craving intensity and brain white matter integrity in patients with primary cocaine use disorder: a double-blind randomized controlled pilot trial. Addiction. 2017;112:1861-1868.

276. Lublin FD, Cofieldb SC, Cutter GR, Gustafsona T, Kriegera S, Narayana PA, Nelson F, Saltere AR, Wolinsky JS. Long-term follow-up of a randomized study of combination interferon and glatiramer acetate in multiple sclerosis: Efficacy and safety results up to 7 years. Multiple Sclerosis Related Disorders. 2017;18:95-102.

277. Gabr R, Tefera GB, William JA, Pednekar A, Narayana PA. GRAPE: A graphical pipeline environment for image analysis in adaptive magnetic resonance imaging. Int J Comp Assist Radiol Surg 2017;12:449-457. NIHMSID: 822486

278. Ma L, Steinberg JL , Cunningham KA, Bjorka JM, Lane SD, Schmitz JM, Burroughs T, Narayana PA, Kosten TR, Bechara A, and F. Gerard Moeller FG. Altered anterior cingulate cortex to hippocampus effective connectivity in response to drug cues in men with cocaine use disorder. Psych Res: Neuroimaging 2018; 271: 59-66.

279. Allen WJ, Gabr RE, Tefera GB, Pednekar AS, Vaughn MW, and Narayana PA. Platform for Automated Real-Time High Performance Analytics on Medical Image Data. IEEE J Biomed Health Inform. 2018;22:318-324.

280. Haque ME, Gabr, RE, Zhao, X, Hasan KM, Valenzuela AR, Narayana PA, Ting S-M, Sun, G, Savitz SI, Aronowski, J. Serial Quantitative Neuroimaging of Iron in the Intracerebral Hemorrhage Pig Model. J Cereb Blood Flow Metabol. 2018;38:375-381.

281. Gabr RE, Pednekar AS, Kamali A, Lincoln JA, Nelson FM, Wolinsky JS, Narayana PA. Interleaved Susceptibility-Weighted and FLAIR MRI for Imaging Lesion-Penetrating Veins in Multiple Sclerosis. Magn Reson Med. 2018;80:1132-1137

282. Murray KO, Nolan MS, Ronca SE, Datta S, Govindarajan K, Narayana PA, Salazar L, Woods SP, Hasbun R. The neurocognitive and MRI outcomes of West Nile virus infection: Preliminary Analysis Using an External Control Group. Front Neurol 2018 27;9:111

283. Mohamed ASR, Bahig H, Aristophanous M, Blanchard P, Kamal M, Ding Y, Cardenas CE, Brock KK, Lai SY, Hutcheson KA, Phan J, Wange J, Ibbott G, Gabr RE, Narayana PA, Garden AS, Rosenthal DI, Gunn G, Fuller CD. MD Anderson MRLinac Development Working Group. Prospective in silico study of the feasibility and dosimetric advantages of MRI-guided dose adaptation for human papillomavirus positive oropharyngeal cancer patients compared with standard IMRT. Clinical and Translational Radiation Oncology 2018;11:11–18.

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284. Lane SD, Tannous J, Mwangi B, Hasan KM, Narayana PA, Walssbass C, Moeller FG, Schmitz J. Measures of Possible Allostatic Load in Comorbid Cocaine and Alcohol use Disorder: Brain White Matter Integrity, Telomere Length, and Anti-Saccade Performance. PLOS One (accepted).

285. Haque ME, Gbar RE, George SD, Boren SB, Arevalo OD, Alderman S, Narayana P, Hasan KM, Friedman ER, Sitton CW, Savitz SI. Serial Cerebral Metabolic Changes in Patients with Ischemic Stroke Treated with Autologous Bone Marrow Derived Mononuclear Cells. Front Neurol (Stroke section) Accepted

286. Sujit SJ, Coronado I, Kamali A, Narayana PA, Gabr RE. Automated image quality evaluation of structural brain MRI using an ensemble of deep learning networks. J Magn Reson Imaging. 2019;50:1260–1267.

287. Gabr RE, Zunta-Soares G, Soares JC, Narayana PA. MRI acoustic noise modulated computer animations for patient distraction and entertainment with application in pediatric psychiatric patients. Magn Reson Imaging 2019;61:16–19.

288. Gabr RE, Coronado I, Robinson M, Sujit SJ, Datta S, Sun X, Allen WJ, Lublin FD, Wolinsky JS, Narayana PA. Brain segmentation in multiple sclerosis using fully-convolutional neural networks: A large-scale study. Multiple Sclerosis J 2019 (Accepted for publication).

289. Bearda CL, Schmitza JM, Sodera HE, Suchtinga R, Yoona JH , Hasan KM, Narayana PA, Moeller FG, Lane SD. Regional differences in white matter integrity in stimulant use disorders: A meta-analysis of diffusion tensor imaging studies Drug and Alcohol Dependence 2019;201:29–37.

290. Lenchik L, Heacock L, Weaver AA, Boutin RD, Cook TS, Itri J, Filippi CG, Gullapalli RP, Lee J, Zagurovskaya M, Retson T, Godwin K, Nicholson J, Narayana PA. Automated Segmentation of Tissues using CT and MRI: A Systematic Review. Acad Radiol. 2019 Aug 10. pii: S1076-6332(19)30353-8. doi: 10.1016/j.acra.2019.07.006. [Epub ahead of print]

291. Narayana PA, Coronado I, Sujit SJ, Wolinsky JS, Lublin FD, Gabr RE. Deep Learning-Based Neural Tissue Segmentation of MRI in Multiple Sclerosis: Effect of Training Set Size. J. Magn Reson Imaging 2019; accepted for publication

292. Narayana PA, Coronado I, Sujit SJ, Wolinsky JS, Gabr RE. Are multi-contrast magnetic resonance images necessary for segmenting Multiple Sclerosis brains? A large cohort study based on deep learning. Magn Reson Imaging 2019; accepted for publication

C. INVITED ARTICLES:

1. Narayana, PA. and Kevan, L. Fourier transform analysis of ESEM (Review). Magn. Reson. Rev. 1983 7:239-274

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2. Ophir, J., Shawker, T.H., Maklad, N.F., Miller, J.G., Flax, S.W., Narayana, PA., and Jones, J.P.: Attenuation estimation in reflection: Progress and prospects. Ultrasonic Imag. 1984 :6:349-395

3. Jensen, D.J., Narayana, PA., and Delayre, J.L.: Volume localization and T1 relaxation times. Society of Magnetic Resonance in Medicine, Inc. (Newsletter) 1987 9:4-5

4. Narayana, PA., and Jackson, E.F.: Image-guided in vivo proton magnetic resonance spectroscopy of human brain. Current Science 1991 61:340-351

5. Filippi, M., Horsfield, M.A., Hajnal, J.V., Narayana, PA., Udupa, J.K., Yousry, T.A. Quantitative Assessment of Magnetic Resonance Imaging Lesion Load in Multiple Sclerosis. J. Neurol. Neurosurg. Psychiatry 1998 64(1):S88-S93

6. Narayana, PA., Bedell, B.J. Quantitation of Multiple Sclerosis Lesion Volumes on Magnetic Resonance Imaging. Current Science. 1999 76(6):763-771

7. Lai, D., Narayana, PA. Confidence intervals of protons MRI-observed Neurochemicals in Human Brain. Far East J. Theo. Stat. 1999 3(1):159-169

8. O’Connor, P., Lee, L., Ting, N.P., Narayana, PA., Wolinsky, J.S. Determinants of Overall Quality of Life in Secondary Progressive MS: A Longitudinal Study. Neurology 2001 57:889-891

9. Wolinsky, J.S., and Narayana, PA. MR Spectroscopy in MS: Window into the Diseased Brain. Curr. Opin. in Neurol. 2002 15:247-251

10. Ma L, Steinberg JL, Moeller FG, Johns SE, Narayana PA Effect of cocaine dependence on brain connections: clinical implications. Expert Rev Neurother. 2015 Oct 29:1-13. [Epub ahead of print] PMID: 26512421 PMCID:PMC4651809

D. CHAPTERS:

1. Kevan, L. and Narayana, PA.: Disordered matrices. In: Multiple Electron Resonance Spectroscopy. Chapter IV., Ed: M. Dorio, and J. Freed, New York; Plenum, 1978 229-259

2. Jensen, D.J., Brey, W.W., Tong, V.P., Narayana, PA., and Delayre, J.L.: A universal pulse programmer for NMR imaging. In: Technology of Nuclear Magnetic Resonance, Eds: P.D. Esser and R.E. Johnson. The Society of Nuclear Medicine, Inc. 1984 205-214

3. Wagner, L.K., Narayana, PA., and Murry, Jr., R.C.: Medical Imaging. In: Imaging Processes and Materials: Neblett's, 8th Edition. Eds: Walworth, V.K., Sturge, J.M., Sheep, A., Stroudsburg, and Van Nostrand, PA., Reinhold Company, Inc., 1989 497-566

4. Mehta, S.D., Kulkarni, M.V., Narayana, PA., and Partain, C.L.: MRI of kidney and retroperitoneum. In: Magnetic Resonance Imaging, Chapter 31, 2nd Edition, Eds: Partain, C.L., Patton, J.A., Price, R.R., Kulkarni, M.V., and James, Jr., A.E. W.B. Saunders, 1988 503-523

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5. Narayana, PA., Kulkarni, M.V., and Mehta, S.D.: Nuclear magnetic resonance of 23Na in biological systems. In Magnetic Resonance Imaging, Chapter 91, 2nd Edition, Eds: Partain, C.L., Patton, J.A., Price, R.R., Kulkarni, M.V., and James, Jr., A.E. W.B. Saunders, pp 1988 1553-1563

6. Narayana, PA., Jackson, E.F., and Butler, I.J.: 1-H MRS of muscle physiology and pathosiology. In Imaging Skeletal Muscle in Health and Disease. J. Fleckenstein, ed. Springer-Verlag, NY, 1993 131-145

7. Wolinsky, J.S., Narayana, PA., Doyle, T.J., Lindsey, J.W.: Pathological Mechanisms in CNS demyelination: as Gleaned by Serial Magnetic Resonance Spectroscopic Imaging of Multiple Sclerosis. Abramsky, O., Ovadia, H., ed. Martin Dunitz Ltd., 1997 87-95

8. Narayana, PA. Magnetic Resonance of Spinal Cord Injury. Handbook on CNS Trauma. Eds: Marwah J, Dixon E, Banik N. Prominent Press. Scottsdale, AZ, 2001 (7) 137-178

9. Wolinsky, J.S., Narayana, PA., He, R. Overview of Treatment Trials in Primary Progressive Multiple Sclerosis: Early baseline clinical and MRI data of the PROMISe trial. Chapter. (Accepted for Publication)

10. Sajja, BR; Narayana, PA, Magnetic Resonance Spectroscopy of Developing Brain Handbook of Developmental Cognitive Neuroscience, 2nd edition. Editors: Charles A. Nelson and Monica Luciana.  Publisher: MIT press; p 338-350.

E. OTHER PROFESSIONAL COMMUNICATIONS:E1. Invited Lectures and Visiting Professorships:

1. "Tissue characterization by ultrasound." - Panel discussion. Presented at the 28th Annual Meeting of the Am. Inst. Ultras. Med., New York, October 1983

2. "In vivo NMR imaging and spectroscopy." University of Houston, November 1984

3. "NMR probes." Baylor College of Medicine, March, 1985

4. "Magnetic imaging and in vivo spectroscopy." Presented at the 5th Annual Meeting of Biomedical Engineering Research, University of Houston Campus, Houston, TX, March, 1987

5. "Basics of MR." Central State University, Edmondton, Oklahoma, January 25, 1989

6. "Magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS)." Colloquium given at the University of Houston, Downtown, February 16, 1989

7. "Bigger is not better but may be bizarre." Presented to Neurology Residents, Grand Rounds, University of Texas Medical School at Houston, TX, June 16, 1989

8. "In vivo magnetic resonance studies for evaluating muscle function." Presented at National Aeronautics Space Administration (NASA), Clear Lake City, Texas, November 28, 1989

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9. "Magnetic resonance imaging and magnetic resonance spectroscopy in medicine." Presented at Austin College, Sherman, TX, December 5, 1989

10. "The role of in vivo proton MR spectroscopy in muscle disorders." Presented at CARRELL KRUSEN SYMPOSIUM, Texas Scottish Rite Hospital, Dallas, TX, February 23, 1990

11. "The role of in vivo magnetic resonance spectroscopic studies of muscle hypertrophy and treatment." Presented to Shriners Hospitals for Crippled Children, Houston, TX, April 10, 1990

12. "Magnetic resonance imaging and in vivo magnetic resonance spectroscopy: A noninvasive biopsy?" Seminar for graduate students at M.D. Anderson Cancer Center, Houston, TX, May 10, 1990

13. "Magnetic resonance imaging in Physics." Lecture to Radiology Residents in the MR Conference Room, Hermann Hospital, Houston, TX, September 25, 1990

14. Resident Presentation, October 16, 1990

15. "Magnetic resonance of muscle." Presented at Texas Women's University, Houston, TX, with Ian J. Butler, M.D., November 5, 1990

16. MR Lecture to Residents, November 13, 1990

17. MRI Clinical Conference, November 21, 1990

18. Angelo State University, GSBS Recruiting Trip, December 4, 1990

19. "In vivo NMR spectroscopy." Presented at the 1991 Medical Physics Seminar at M.D. Anderson Cancer Center, March 7, 1991

20. "In vivo NMR spectroscopy: Clinical applications." Presented at the Symposium Internacional de Física Médica in Monterrey, Mexico, November 22, 1991

21. "Clinical applications of magnetic resonance." Presented at the Spring 1992 Physics Colloquium at Texas Tech University, Lubbock, TX - January 30, 1992

22. "Clinical applications of magnetic resonance imaging and spectroscopy." Presented for the Houston Area Molecular Biophysics Program (Seminar Series) at Rice University, Houston, TX - April 3, 1992

23. Oklahoma State University, GSBS Recruiting Trip, November 10, 1994

24. MR Lecture to Residents, University of Texas-Houston Medical School. May 18, 1995

25. MR Lecture to Residents, University of Texas-Houston Medical School. May 31, 1995

26. Segmentation Techniques on Multiparametric Classification. Magnetic Resonance Techniques in Multiple Sclerosis, First Advance Course, Milan, Italy, May 15-17, 1997

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27. Novel MRI pulse sequences for automated image segmentation. Presented at Consiglio Nazionale delle Ricerche, Centro per la Medicina Nucleare., Naples, Italy, May 19, 1997

28. Quantitative MRI & MRSI in MS. Presented at UT Southwestern Medical Center in Dallas, July 6, 1998

29. Magnetic Resonance: A Medical Imaging Modality. Presented to Science High School Teachers at the School of Public Health on July 27, 1998

30. Magnetic Resonance Imaging and Its Application to Neurological Disorders. Presented at Texas A & M University, Kingsville, Texas on December 3, 1998

31. Magnetic Resonance: A Multi-disciplinary Imaging Modality. Presented to students at Texas A & M University, Kingsville, Texas on December 4, 1998

32. Diffusion Tensor Imaging of Human Brain with Magnetic Resonance. Presented to students at the University of Houston on February 18, 1999

33. MRI Volumetry and Application to Neurological Disorders. Presented at the Recent Trends in Biomedical Research in Bombay, India, September 27, 1999

34. Proton Spectroscopy Imaging on Multiple Sclerosis. Presented at All India Institute of Medical Sciences in New Delhi, India, September 30, 1999

35. Automatic Segmentation of Magnetic Resonance Images of Brain. Presented at All India Institute of Medical Sciences in New Delhi, October 1, 1999

36. Physics of Conventional Pulse Sequences. Presented at Sanjay Gandhi Postgraduate Institute of Medical Sciences in Lucknow, India, October 4, 1999

37. Single Voxel Spectroscopy. Presented at Sanjay Ghandhi Postgraduate Institute of Medical Sciences in Lucknow, India, October 5, 1999

38. The Role of MRI as A Surrogate Outcome Measure in Multiple Sclerosis. Presented at National Institutes of Health in Washington, D.C. November, 1999

39. Acetate Metabolism is altered in some Multiple Sclerosis. Presented at the Neuroimaging Techniques in Multiple Sclerosis Concensus Roundtable in San Diego, CA, February 5, 2000

40. MRI Protocol for Promise Trial. Teva Pharmaceutical. London, England, February 18, 2000

41. Quantitative comparison of variable and constant repetition time proton spectroscopic imaging. Eight Scientific Meeting and Exhibition of the International Society for Magnetic Resonance in Medicine, Denver, CO, April, 2000

42. MRI of Experimental Spinal Cord Injury. Whitaker Foundation, Austin. December 5, 2000

43. Role of Cholesterol in Spinal cord Injury. Mission Connect. TIRR. Houston, Texas. December 15, 2000

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44. Optimization of Magnetic Resonance Diffusion Tensor Imaging of Human Brain. Elshafiey I, Narayana, P.A, Bilgen, M. Nineteenth Annual Houston Conference on Biomedical Engineering Research. University of Houston February 8-9, 2001

45. Dynamic Contrast-enhanced MRI of Experimental Spinal Cord Injury: In Vivo Studies. Bilgen, M. & Narayana, PA. Nineteenth Annual Houston Conference on Biomedical Engineering Research. University of Houston February 8-9, 2001

46. Imaging of Rat Spine Injury Model. Narayana, PA. Nineteenth Annual Houston Conference on Biomedical Engineering Research. University of Houston February 8-9, 2001

47. Quantitative Magnetic Resonance. Wayne State University. April 12, 2001

48. Magnetic Resonance of Experimental Spinal Cord. Seminary in Galveston, Texas. May 16, 2001

49. Injury Devices. Mission Connect. TIRR. Houston, Texas. May 18, 2001

50. MR lecture to residents. University of Texas-Houston Medical School. Introduction to the Physics of MRI. September 24, 2001

51. Narayana, PA. Experimental Spinal Cord Injury and Advanced MRI at University of Louisville School of Medicine in Louisville, Kentucky, January 19-20, 2003

52. Narayana, PA. Biomechanical Aspects of Spinal Cord Injury, at St. John’s College in Vancouver, BC Canada, September 25-28, 2003

53. Narayana, PA. DTI Technical Aspects and MR Spectroscopy, at 38th Annual Congress of Indian Radiological and Imaging Association in Agra, India on January 22-25, 2005

54. Narayana, PA. DTI Technical Aspects, at the GA/Neuroimaging Clinical Study Advisory Group, TEVA Neuroscience, Kansas City, MO on April 21-22, 2005

55. Narayana, PA. Bruker Biospin MR Users meeting, Keynote Speaker, Frankfurt Germany on October 10-13, 2005

56. Invited Speaker, MRI Morphometry, Neurospin; Scalay, France 2009

57. Invited Speaker, MRI of  Spinal cord and GM Lesions in MS: Rewards and Pitfalls, London at Queen’s Square, 2009

58. Visiting Professor, Sanjay Gandhi Post-Graduate Medical Sciences. Lucknow, India 2009

59. Invited Faculty Outreach Program sponsored by the ISMRM 2009

60. Invited Faculty, Role of DTI in Traumatic Brain Injury: Consensus Meeting; Chicago June 1, 2010

61. Invited faculty, Neuroimaging of MS: State-of-the-Art and Future Directions; Washington, DC June 27, 2010

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62. Expert, Evaluation of AERES Research Labs, France 2010

63. Invited Speaker, MRI-Based Biomarkers in Multiple Sclerosis: An Integrated Approach; MICCAI (Med Image Computing and Comp. Assisted Interv), London 2010

64. Consultant, Multiple Sclerosis Core Consultant Meeting, Dallas July 30, 2010

65. Expert for Thesis evaluation, INRIA, Rennes, France 2010

66. Expert, INRIA Evaluation, France 2010

67. Visiting Professor, Rennes, France 2010

68. Teaching faculty, ISMRM Stockholm, Sweden May 1, 2010

69. Visiting Professor, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India November 2010

70. Invited speaker, Global Outreach Program, 13th Annual Conference of Indian Society of Neuroradiology (ISNR) Trivandrum, India November 2010

71. Invited speaker, Recent advances in MRI of Multiple Sclerosis Acorda Therapeutics, Inc., Hawthorne, New York, July 2011

72. Invited speaker, DWI Principles and Applications, ISMRM, Chandigarh, India, September 2011

73. Invited speaker, DTI Principles and Applications, ISMRM, Chandigarh, India, September 2011

74. Invited speaker, Multiple sclerosis - Advanced Imaging, ISMRM, Chandigarh, India, September 2011

75. Invited speaker, Proton MRS: Quantification and interpretation, ISMRM, Chandigarh, India, September 2011

76. Invited speaker, Proton MR Image quantification, ISMRM, Chandigarh, India, September 2011

77. Invited speaker, Beyond Structure:  MRI of Spinal Cord Injury. Texas A&M University, Institute for Neuroscience, College Station, Texas, December 2011

78. UTHSC Psychiatry grand rounds “What Can MRI Do For Psychiatry”, November 16, 2011

79. UTHSC Neurology grand rounds “Past, Present and Future of Magnetic Resonance Imaging”, November 18, 2011

80. ISMRM: Invited (teaching) “Neurological MR Imaging in Nutrition – Methods”, Melbourne, Australia, May 7, 2012

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81. ISMRM: Invited (teaching) “Post-Processing & Quantification of Spinal Cord Images”, Melbourne, Australia, May 5, 2012

82. How did advanced MRI help us understand the pathophysiology in Multiple Sclerosis? Nanjing Medical School, Nanjing, China June 6, 2012

83. What Can MRI Do For Neuropsychology? Institute of Psychology, Chinese Academy of Science, Beijing, China June 13, 2012

84. Presenter at 16th Edition Advanced Course on Magnetic Resonance Techniques in Multiple Sclerosis. Presentation on The thalamus and basal ganglia. Milan, Italy September 2012

85. Research Advisory Board Meeting; Shriner Hospital – Tampa, FL August 2012

86. Delhi 2013: Advanced MR imaging techniques in Neuro and Body applications, Fortis Memorial Research Institute. Basics of Diffusion, diffusion tensor, DSI. Basics of DSC, DCE and ASL. What is new in Advanced neuroimaging? February 2013

87. ISMRM Presentation on Regional Cortical Thickness in Relapsing Remitting Multiple Sclerosis: A Multi-Center Study– Salt Lake City, UT – April 2013

88. ISMRM Scientific Workshop Series 2013. Multiple Sclerosis as a Whole-Brain Disease. The Urgent Questions in MS Research: How Can MRI Help to Address Them? London - June 2013

89. 16th Annual Conference Indian Society of Neuroradiology. Alphabetic soup of MRI sequences’ & Essentials of perfusion imaging. Bangalore, India – September 2013

90. Virginia Commonwealth University Consultant, visiting professor – November 2013

91. CCCRP Neuroimaging IPR Discussion – Mission Connect Mild TBI Translational Research Consortium Imaging Core. Fort Detrick, MD – January 2014

92. Advanced MR Imaging Techniques in Neuro, MSK and Body Applications. Alphabetical Soup of MR Pulse Sequences. Fortis Memorial Research Institute. Gurgaon, India - February 2014

93. Advanced MR Imaging Techniques in Neuro, MSK and Body Applications. DTI of the Peripheral Nerves and Muscles. Fortis Memorial Research Institute. Gurgaon, India - February 2014

94. Academy of Radiology Research, Coalition for Imaging & Bioengineering Research (CIBR) Medical Technology Showcase, Meeting with Rep. John Culberson & Sen. John Cornyn,Washington, DC - April 2014

95. Expert Reviewer for the Canada Foundation for Innovation (Brain Imaging) Competition, Toronto, Canada – September 2014

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96. Shriners Hospitals for Children (SHC) Research Advisory Board Reviewers Meeting – Tampa, FL - August 2014

97. Virginia Commonwealth – Collaborator Research Meeting, Richmond, VA - November 2014

98. Invited Talk for CME on Advanced MR Imaging with Special Focus on Pediatric MRI - Fortis Memorial Research Institute, Gurgaon, India – February 2015

99. Invited Talk at Sidra Medical and Research Center – Doha, Qatar; India – February 2015

100. Shriners Clinical Committee, Research Advisory Board Meeting, Tampa, FL – August 2015

101. Invited talk at Molecular Psychiatry Association, 3rd Annual Molecular Psychiatry Meeting – Cocaine is Toxic to White Matter: Diffusion Tensor Imaging – San Francisco, CA – October 2015

102. 1st Annual Neuroscience Clinical Advisory Committee meeting for UT System Brain Health Initiative, Austin, TX – May 2016

103. Invited talk at 13th Annual ARSEP MRI Workshop, Magnetic Resonance Imaging. “Spinal cord lesions imaging.” Paris, France – February 2, 2018

104. Invited talk at TACC Symposium for Texas Researchers (TACCSTeR) 2018. “MRI and The Role of TACC's High Performance Computational Facility: UT-H's Perspective.” Austin, TX – September 20, 2018

105. Invited talk at International Conference on Disease Biomarkers and Precision Medicine (DBPM-2018). “Precision Magnetic Resonance Imaging” Houston, TX – October 22-24, 2018

106. Plenary lecture at Cairo International Biomedical Engineering Conference (CIBEC 2018). “Precision MRI.” Cairo, Egypt – December 20 – 22, 2018

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