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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