BIONUTRITION UNIT

CLINICAL RESEARCH UNIT (CRU)

Bionutrition provides…

…. a controlled environment for precise, defined, and

accurate resources to scientists.

These resources include: Knowledge Nutrition and dietary assessment Specialized meals Body composition assessment Dual Energy X-Ray Absorptiometry (DXA) Indirect calorimetry Exercise testing / physical activity assessment

Bionutrition improves your study through…..

• Improved methods, analysis and interpretation of data

• Experienced Registered Dietitians and Radiologic Technologist

• Enhanced participant satisfaction through quality meals and snacks prepared by experienced Metabolic Kitchen personnel

Bionutritionist Services

Nutrient Intake Assessment

24 hr recall, food diaries, food frequency questionnaires, dietary supplements usage

Computer analysis report of nutrient intake provided to investigators

Study design

Nutrition and dietary assessment components of research studies

Specialized meals & foods

Nutrition Data System for Research (NDSR)

Metabolic Kitchen Services

Meals & snacks available

Inpatient studies

PCIR clinic studies

Off-site studies

Planned by Registered Dietitians

Nutrient controlled diets

Specialized food, formulascustom designed

Therapeutic dietsdiabetic, renal, etc.

Weighed to 0.1 gram

Timed around blood draws

Regular meals & snacks

Homemade meals from fresh ingredients

Ohaus scales

Bionutritionist Services

Body Composition Assessment

•Anthropometry

Skinfolds

Circumferences

Widths

Height & weight

Body mass index

Frame size

Skinfold analysis equations available for children, adults and elderly. Race/ethnic specific equations available for some groups.

Lange Skinfold Caliper

Bionutritionist Services

Bioelectrical Impedance Analysis (BIA)

A non-invasive, quick, inexpensive way to assess percent body fat

Analysis equations available for children, adults and elderly. Race/ethnic specific equations available for some groups. Portable and suitable for field use. Widely used for research.

RJL Systems Quantum II

Dual Energy X-Ray Absorptiometry

(DXA)

Body CompositionNon-invasive measurement of lean and fat tissue components including percent fat, and lean tissue mass; Regional fat distribution

Bone DensityBone density measurements of the spine, femur, and total body GE Lunar DPX-NT

Bionutritionist Services

Metabolic Measurements

Indirect calorimetry assessment to determine resting energy expenditure (REE)

VO2 max determination

ParvoMedics TrueOne 2400

Bionutritionist Services

Exercise testing to determine VO2 max

Pediatric adaptations available for treadmill & ergometer.

12-Lead ECG for Exercise Testing

Trackmaster TMX425C treadmill

Lode Corival Ergometer GE Case Stress ECG

BionutritionistServices

Physical Activity Assessment

AccelerometersA simple measurement of physical activity. Triaxial accelerometer records physical activity up to a week.

Physical Activity Questionnaires

Interviewer administered or self-administered questionnaires for children, adults and elderly.

StayHealthy RT3 Accelerometer

Bionutrition Contact Information

Clinical Services

Rosemary S. Wold, MS, RD, LD

Manager, Research Nutrition

Vanessa Garcia, RT

DXA Technician

Metabolic Kitchen

Karen Delgado Coordinator, Dietary Services

(505) 272-5501

(505) 272-6010/(505) 272-5501

(505) 272-2601