RACMEM
Recent Advances & Controversies in the Measurement of Energy Metabolism
Local Organising Committee:
Edward Melanson, Paul MacLean, Robert Eckel, James Hill, Dalan Jensen, Lilian de Jonge, Klaas Westerterp
Scientific Program
Tuesday 5th February
12:45 – 13:00 Opening Remarks
Edward Melanson & Paul MacLean
13:00 – 13:55 Opening Debate - Moderator: Edward Melanson
Impact of Adaptive Thermogenesis
Angelo Tremblay vs. Dale Schoeller
14:00 – 15:30 Breakout 1 (concurrent)
Clinical Applications and Data Analysis
Issues for Clinical Nutrition - Moderator: Ian Brown
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Measuring energy expenditure in clinical practice
Troy Donahoo
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Best practices for measuring resting metabolic rate
Lilian de Jonge
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Clinical use of radioactive dietary tracers
Janine Higgins
Issues for Clinical Nutrition - Moderator: Jed Friedman
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Considerations for indirect calorimetry calculations
Paul MacLean
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Innovations in body composition analysis
Tim Nagy
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Examining the energy gap after weight loss
James Hill
15:30 – 16:00 Coffee/tea break
16:00 – 16:50 Emerging Controversy - Moderator: Steve Heymsfield
Relevance of Brown Fat to Human Metabolism
Jan Nedergaard
17:00 – 18:00 Sable Travel Award Presentations - Moderator: John Lighton
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The acetate recovery factor to correct tracer derived dietary fat oxidation in humans
Audrey Bergouignan, Dale A Schoeller, Susanne Votruba, Chantal Simon, Stéphane Blanc
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A novel approach for the evaluation of physical activity: recognition of human movements and assessment of their durations and intensities using a triaxial accelerometer.
Alberto G Bonomi, Annelies HC Goris, Bin Yin and Klaas R Westerterp
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Insulin sensitivity, mitochondrial function and fat metabolism are related in children with burn injury, and improved with PPAR-α agonist treatment.
Melanie G Cree, Jennifer J Zwetsloot, David N Herndon, Ting Qian, Ricki Fram, Asle Aarsland, Robert R Wolfe.
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Normal metabolic flexibility to glucose in Type-2 Diabetes after controlling for glucose disposal rate.
Jose Galgani, Leonie Heilbronn, Koichiro Azuma, David Kelley, Jeanine Albu, Xavier Pi-Sunyer, Steven Smith, Eric Ravussin, the Look AHEAD Adipose Research Group.
18:00 – Opening Reception
Wednesday 6th February
08:00 – 08:15 Opening Remarks
Paul MacLean
13:00 – 13:55 Keynote 1 - Moderator: James Hill
Energy expenditure and body weight regulation
Arnie Astrup
09:15 – 09:30 Coffee/tea break
09:30 – 11:30 Plenary 1 - Moderator: Dan Bessesen
Topics in Metabolic Efficiency
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Technical considerations for estimating metabolic efficiency
Michael Toth
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Body size, energy metabolism, and lifespan
John Speakman
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Weight loss, leptin, and skeletal muscle work efficiency
Michael Rosenbaum
11:30 – 12:30 Lunch, Exhibits
12:30 – 14:00 Breakout 2 (concurrent)
Indirect Calorimeter Systems
Human Calorimetry Systems - Moderator: Lillian de Jonge
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New developments in whole room calorimetry
Paul Schoffelen
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Larger and faster responding whole-room indirect calorimeters
Tuong Nguyen
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Energetics of weight gain in children
Nancy Butte
Animal Calorimetry Systems - Moderator: Patrick Even
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Innovations in animal calorimetry
Ken Kober
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Oxygen consumption/metabolic rate in small animals
John Lighton
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Ambient temperature and energy balance
Mike Overton
14:00 – 15:30 Posters and Exhibits
15:30 – 17:30 Plenary 2 - Moderator: Edward Melanson
Using Stable Isotopes to Assess Metabolism
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Isotopic approaches vs other measurements of energy expenditure
Klaas Westerterp
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Applications to clinical and basic research
Dale Schoeller
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Examining fuel partitioning in animals
Stephen Previs
Thursday 7th February
08:00 – 08:15 Opening Remarks
Edward Melanson
08:15 – 09:15 Keynote 2 - Moderator: Robert Eckel
Fuel Utilization and Body Weight Regulation
Eric Ravussin
09:15 – 09:30 Coffee/tea break
09:30 – 11:30 Plenary 3 - Moderator: Yves Schutz
Topics in Fuel Utilisation
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Ingested fuels and the energetics of weight change
Richard Feinman
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Assessing metabolic flexibility in human health and disease
Bret Goodpaster
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Fuel trafficking in humans and animals
Daniel Bessesen
11:30 – 12:30 Lunch, Exhibits
12:30 – 14:00 Breakout 3 (concurrent)
Exercise and Physical Activity
Free Living Assessments in Humans - Moderator: Klaas Westerterp
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Innovations in accelerometry & GPS
Yves Schutz
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Processing data from accelerometer studies
Dave Pober
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Validity and feasibility in the epidemiological setting
Soren Brage
Exercise and Physical Activity in Animals - Moderator: Mike Overton
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APS guidelines for physical activity in animals
Kevin Kregel
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Monitoring levels of physical activity in animals
Catherine Kotz
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Fast-response systems for pharmaceutical and exercise studies
Patrick Even
14:00 – 15:30 Free Communications (concurrent)
Oral Abstract Presentations
Session 1 - Moderator: Ray Browning
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Artificial Neural Network for Predicting Energy Expenditure from Actigraph Accelerometer.
Elizabeth A Booth, Megan Rothney, Ashley Beziat, Cindy A Dorminy, Jason Rapaport, Kong Y Chen, Mac S Buchowski.
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A New Approach to Detect Short Term Changes in Human Energy Expenditure in Whole Room Indirect Calorimetry.
Robert J Brychta, Tuong Nguyen, Megan P Rothney, Emily Schaefer, Monica C Skarulis, Kong Y. Chen.
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Different Indices of Activity Energy Expenditure Lead to Differing Interpretations of Data Among Women of African Descent.
Amy Luke, Lara Dugas, Adebowale Adeyemo, Ramon A Durazo-Arvizu1, Guichan Cao, Dale A Schoeller.
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Contribution of Sedentary, Locomotive and Lifestyle Activity in Daily Life Assessed by a Triaxial Accelerometer.
Yoshitake Oshima, Kaori Kawaguchi, Ryosuke Doi, Kazunori Ohkawara, Yuki Hikihara, Kazuko Ishikawa-Takata, Shigeho Tanaka, Naoyuki Ebine, Kazuo Aoki, Junichi Misumi, Izumi Tabata.
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An Error Analysis of the Doubly Labeled Water Technique.
George D Swanson.
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Cross-Sectional Time Series Modeling to Predict 24-h Total Energy Expenditure from Heart Rate and Accelerometry.
Issa Zakeri, Anne Adolph, Maurice Puyau, Firoz Vohra, Nancy Butte.
Session 2 - Moderator: Nicole Stob
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Computational Model of Whole-Body Human Energy Metabolism
Kevin D Hall.
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Hyperthermia-Induced Hyperventilation Dissociates Respiratory Exchange Ratio from Respiratory Quotient.
François Haman and Matthew White.
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The Effect of UCP1 Expression in Skeletal Muscle on Lifespan, Substrate and Energy Metabolism in Mice.
Susanne Keipert, Yvonne Katterle, Susanne Klaus.
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Oxygen Reperfusion Damage in an Insect: A Case Study of Small Animal Respirometry.
John RB Lighton and Pablo E Schilman.
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An Error Analysis of the Doubly Labeled Water Technique.
George D Swanson.
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Using Modeling Techniques to Analyze the Energy Expenditure in Open-Circuit Respiration Chambers.
Jaap van Milgen, Serge Dubois and Jean Noblet.
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Acute Effects on Metabolism and Appetite Profile of One Meal Difference in the Lower Range of Meal Frequency.
Astrid J. Smeets and Margriet S. Westerterp-Plantenga.
15:30 – 05:45 Coffee/tea break
15:45 – 18:00 Plenary 4 - Moderator: Troy Donahoo
Uncoupling, Substrate Cycling, and Tissue Metabolism
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Connecting mitochondrial proton leak to whole body metabolism
Mary Ellen Harper
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Substrate cycling and measuring substrate oxidation and fuel utilization
Abdul Dulloo
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Measuring metabolis rates of specific tissues
Steven Heymsfield
18:00 – Closing Remarks