2013 bmes outstanding contributions

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2013 BMES Outstanding Contributions It is my pleasure to present the 2013 BMES Outstanding Contribution papers, that recognize excellence in the field of Cellular and Molecular Bio- engineering as presented at the Biomedical Engineering Society Annual Meeting. These papers were nominated by track chairs of the 2013 conference, held September 25–28, 2013 in Seattle, Washington. This year’s BMES Outstanding Contribution papers highlight an area of growing interest to the journal: medically- and trans- lationally-relevant applications that also address fun- damental concepts at the molecular and cellular level, such as the microscale manipulation of living samples, the mechanics and mechanobiology of cells and mol- ecules, and the analysis of natural and engineered microenvironments. Interestingly, there are a number of similarities shared between the two BMES Outstanding Contri- bution papers presented in this issue. Both studies represent collaborations between engineers and bio- medical scientists. Both papers describe the develop- ment of new methods for the 3-D culture of human cells for tissue engineering applications. Both studies represent careful understanding of molecular and cel- lular level phenomena, and how to connect these concepts to higher, tissue level scales that are relevant to biomedical engineering applications. Finally, both identify real world challenges associated with the processing of human cell and tissue samples, and demonstrate innovative strategies on how to effectively overcome these challenges. In the first paper, Yuguo Lei, Daeun Jeong, Jifang Xiao and David Schaffer describe a scalable, good manufacturing practice (GMP) compatible 3D culture system for the expansion and differentiation of human pluripotent stem cells. They characterize a thermore- versible hydrogel that is employed as a 3D scaffold capable of insulating cells from shear force-induced cell loss. Cells are produced at high density and are shown to differentiate into the ectoderm, mesoderm and endoderm germ layers. The second BMES Outstanding Contribution paper comes from Darcy Wagner, Spencer Fenn, Nicholas Bonenfant, Elliot Marks, Zachary Borg, Patrick Saunders, Rachael Oldinski, and Daniel Weiss. They present a new decellularization approach to process human lung segments for tissue engineering applica- tions and to study cell-extracellular matrix interac- tions. By photocrosslinking methacrylated alginate, they produce a mechanically stable pleural coating that can be used to subject cells to cyclic three-dimensional stretch. I hope that you will enjoy these 2013 BMES Out- standing Contributions, and the collection of regular articles in this issue, including a mini-review article from Mian Long, Muhammad Zaman and colleagues on computational models of stem cell migration. We will be featuring more mini-reviews of this form in coming issues, as a way to bring focused, timely reviews on emerging topics of importance to Cellular and Molecular Bioengineering. Thank you for reading, and I encourage you to keep up with the latest devel- opments in CMBE via our Facebook page (www.face book.com/CMBEjournal) and through Twitter (www. twitter.com/CMBEjournal). Michael R. King Department of Biomedical Engineering, Cornell University, Ithaca, NY, USA Electronic mail: [email protected] Cellular and Molecular Bioengineering, Vol. 7, No. 2, June 2014 (Ó 2014) p. 171 DOI: 10.1007/s12195-014-0335-x 1865-5025/14/0600-0171/0 Ó 2014 Biomedical Engineering Society 171

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Page 1: 2013 BMES Outstanding Contributions

2013 BMES Outstanding Contributions

It is my pleasure to present the 2013 BMESOutstanding Contribution papers, that recognizeexcellence in the field of Cellular and Molecular Bio-engineering as presented at the Biomedical EngineeringSociety Annual Meeting. These papers were nominatedby track chairs of the 2013 conference, held September25–28, 2013 in Seattle, Washington. This year’s BMESOutstanding Contribution papers highlight an area ofgrowing interest to the journal: medically- and trans-lationally-relevant applications that also address fun-damental concepts at the molecular and cellular level,such as the microscale manipulation of living samples,the mechanics and mechanobiology of cells and mol-ecules, and the analysis of natural and engineeredmicroenvironments.

Interestingly, there are a number of similaritiesshared between the two BMES Outstanding Contri-bution papers presented in this issue. Both studiesrepresent collaborations between engineers and bio-medical scientists. Both papers describe the develop-ment of new methods for the 3-D culture of humancells for tissue engineering applications. Both studiesrepresent careful understanding of molecular and cel-lular level phenomena, and how to connect theseconcepts to higher, tissue level scales that are relevantto biomedical engineering applications. Finally, bothidentify real world challenges associated with theprocessing of human cell and tissue samples, anddemonstrate innovative strategies on how to effectivelyovercome these challenges.

In the first paper, Yuguo Lei, Daeun Jeong, JifangXiao and David Schaffer describe a scalable, goodmanufacturing practice (GMP) compatible 3D culturesystem for the expansion and differentiation of humanpluripotent stem cells. They characterize a thermore-versible hydrogel that is employed as a 3D scaffold

capable of insulating cells from shear force-inducedcell loss. Cells are produced at high density and areshown to differentiate into the ectoderm, mesodermand endoderm germ layers.

The second BMES Outstanding Contribution papercomes from Darcy Wagner, Spencer Fenn, NicholasBonenfant, Elliot Marks, Zachary Borg, PatrickSaunders, Rachael Oldinski, and Daniel Weiss. Theypresent a new decellularization approach to processhuman lung segments for tissue engineering applica-tions and to study cell-extracellular matrix interac-tions. By photocrosslinking methacrylated alginate,they produce a mechanically stable pleural coating thatcan be used to subject cells to cyclic three-dimensionalstretch.

I hope that you will enjoy these 2013 BMES Out-standing Contributions, and the collection of regulararticles in this issue, including a mini-review articlefrom Mian Long, Muhammad Zaman and colleagueson computational models of stem cell migration. Wewill be featuring more mini-reviews of this form incoming issues, as a way to bring focused, timelyreviews on emerging topics of importance to Cellularand Molecular Bioengineering. Thank you for reading,and I encourage you to keep up with the latest devel-opments in CMBE via our Facebook page (www.facebook.com/CMBEjournal) and through Twitter (www.twitter.com/CMBEjournal).

Michael R. King

Department of Biomedical Engineering,Cornell University, Ithaca, NY, USAElectronic mail: [email protected]

Cellular and Molecular Bioengineering, Vol. 7, No. 2, June 2014 (� 2014) p. 171

DOI: 10.1007/s12195-014-0335-x

1865-5025/14/0600-0171/0 � 2014 Biomedical Engineering Society

171