RACMEM
Recent Advances & Controversies in the Measurement of Energy Metabolism
Local Organising Committee:
Denis Richard, Denis Blondin, André Carpentier, François Haman, Angelo Tremblay, Annie Moreau
Scientific Program
Thursday 6th October
17:30 – 19:30 Welcome Reception
Friday 7th October
08:00 – 08:15 Introductory Remarks
Denis RICHARD — Canada
08:15 – 08:30 Contribution of RACMEM to Energy Metabolism
Ed MELANSON — USA
08:30 – 10:30 Morning Session
PET/CT, MRI AND ISOTOPIC TRACERS IN ENERGY METABOLISM AND HOMEOSTASIS
Chairs: Denis BLONDIN & Anja BOSY-WESTPHAL
-
MR Spectroscopy and Imaging of Fat Deposition in Organs
Vera SCHRAUWEN-HINDERLING — Netherlands
-
Using MRI and Stable-Isotope Tracers to Image and Phenotype Liver Metabolism
Leanne HODSON — United Kingdom
-
Body Composition Changes and Homeostatic Control of Resting Energy Expenditure
During Weight Loss
Manfred J MÜLLER — GERMANY
-
Emerging Technologies to Image Tissue Metabolism
Kevin K BRINDLE — United Kingdom
10:30 – 11:00 Coffee/tea break
11:00 – 11:45 THE SHAPES (AND MOVES) OF TRACERS: APPLYING POSITRON EMISSION TOMOGRAPHY
TO ENERGY METABOLISM
Chair: Denis RICHARD
André CARPENTIER — Canada
11:45 – 13:15 Lunch / Poster Session 1 / Sponsor Exhibition
13:15 – 15:15 Afternoon Session
ENVIRONMENT CONDITIONS AND ENERGY METABOLISM/HOMEOSTASIS
Chairs: Laura WATSON & Kong CHEN
-
Modifying Thermogenic Pathways in Cold Exposed
François HAMAN — Canada
-
Tailoring diets and housing temperature to improve the translatability of pre-clinical models to investigate hepatic and cardiovascular complications of obesity
André MARETTE — Canada
-
Human Adaptation to Deep Space Environment and Understanding the Pathophysiology of Sedentary Behaviour
Audrey BERGOUIGNAN — France - USA
-
Energy Metabolism in Severe Exercise
Guy PLASQUI — Netherlands
15:15 – 15:45 Coffee/tea break
15:45 – 17:45 ENERGY METABOLISM/HOMEOSTASIS IN MOTHERS, CHILDREN AND ADOLESCENTS
Chairs: Margriet WESTERTERP-PLANTENGA & Lori ZELTSER
-
Energy Homeostasis in Pregnant and Postpartum Women
Leanne M REDMAN — USA
-
Energy Expenditure in Women: The Effects of Oestrogens and Exercise
Ed MELANSON — USA
-
Energy Homeostasis in Children and Adolescents
Shigeho TANAKA — Japan
-
Intra-Adipose Sex Steroid Hormone Metabolism and Human Visceral Obesity
André TCHERNOF — Canada
18:00 – 19:30 Pub Night at the Hilton
Saturday 8th October
08:00 – 10:00 Morning Session
HEAT-PRODUCING ORGANS, ORGANITES AND PATHWAYS
Chairs: François HAMAN & Leanne HODSON
-
Mechanisms of Adaptive Thermogenesis Driving Catch-up Fat During Weight Regain
Abdul DULLOO — Switzerland
-
Examining Futile Cycles as Recruitable Forms of Heat Production – Is it Fruitless?
Denis BLONDIN — Canada
-
Regulatory Thermogenesis: UCP1 and Beyond
Lawrence KAZAK — Canada
-
mTOR System in Brown Fat Thermogenesis
Mathieu LAPLANTE — Canada
10:00 – 10:30 Coffee/tea break
10:30 – 12:00 SHORT ORAL COMMUNICATIONS 1
Chairs: Vera SCHRAUWEN-HINDERLING & André CARPENTIER
-
Changes in Brain Energy Metabolism During Aging and at the Onset of Alzheimer Disease: Recent Developments with Ketone and FDG PET, Functional Connectivity, and Diffusion Imaging
Stephen CUNNANE — Canada
-
The Acute Effects of a Single Dose of Anti-Obesity Drugs on Human Basal Metabolic Rate
Samuel LaMUNION — United States
-
Underappreciated Role of the Histaminergic System in the Control of Energy Balance
Natalie J MICHAEL — Canada
-
Effects of Time-Restricted Feeding on Energy balance: A Cross-Over Trial in Healthy Subjects
Shija PAN— China
-
Impact of Endogenous vs. Exogenous Ketones on Energy Expenditure in Healthy Participants
Franziska A HÄGELE — Germany
-
Combined α- and β-adrenergic Receptor Activation Triggers Thermogenesis by the
Futile Creatine Cycle
Janane RAHBANI — Canada
12:00 – 13:00 Lunch / Sponsor ExhibitionPosters and Exhibits
12:00 – 13:00 GAIRDNER’S WOMEN IN SCIENCE
Chair: Hannah PALLUBINSKY
Panelists: Audrey BERGOUIGNAN, Mary-Ellen HARPER, Natalie J MICHAEL, and Leanne REDMAN
13:00 – 15:00 Afternoon Session
ENERGY METABOLISM/HOMEOSTASIS IN OBESE INDIVIDUALS
Chair: Angelo TREMBLAY
-
Thermogenic Flexibility in Response to Weight Loss and Regain
Paul S MACLEAN — USA
-
Permanence of Thermogenic Changes Induced by Weight Loss in Obese Individuals
Eric RAVUSSIN — USA
-
Mitochondria and their Role in the Interindividual Variability in Weight Loss and Exercise Response
Mary-Ellen HARPER — Canada
-
Low Capacity to Oxidize Fat and Body Weight
François PÉRONNET — Canada
15:00 – 15:30 Coffee/tea break
15:30 – 17:00 SHORT ORAL COMMUNICATIONS 2
Chairs: Herman PONTZER & Paul MACLEAN
-
Tuning and Validation of a Closed-Loop Control System for Air Flow to Improve Accuracy of Whole Room Indirect Calorimeters During Dynamic Metabolic Studies
Paolo PIAGGI — United States
-
Practical Application and Considerations for Doubly Labeled Water Assessment in Infants
Emily FLANAGAN— United States
-
Determination of Energy Expenditure in Professional Cyclists Using Power Data: Validation Against Doubly Labelled Water
Maartje COX — The Netherlands
-
Utility of Schofield Equations for Estimating Resting Energy Expenditure in a West African Population
Amy LUKE — United States
-
Sex Differences in Free-living Total Daily Energy Expenditure and Physical Activity in Adults Successfully Maintaining Weight Loss
Annie CALDWELL — United States
-
Inter-Individual Variability of Human Thermoregulation: Towards Personalized Ergonomics of the Indoor Thermal Environment
Yann RAVUSSIN — Switzerland
17:00 – 18:30 UPDATE ON DOUBLY-LABELLED WATER
Chair: Shigeho TANAKA & John SPEAKMAN
-
Physical Activity and Body Composition during Growth and in Later Life
Klaas WESTERTERP (on behalf of the IAEA DLW database group) — Netherlands
-
Human Water Intake: Great Variation Associated with Environmental and Lifestyle Factors
Yosuke YAMADA (on behalf of the IAEA DLW database group) — Japan
-
Total Energy Expenditure and Body Composition in Populations across the Socioeconomic Spectrum
Herman PONTZER (on behalf of the IAEA DLW database group) — USA
18:30 – 20:00 Cocktail / Poster Session 2 / Sponsor Exhibition
20:00 – 23:00 Banquet
Hosted by Denis BLONDIN & François HAMAN
Sunday 9th October
08:00 – 09:30 Morning Session
ENERGY METABOLISM/HOMEOSTASIS: NOVEL AND INNOVATIVE APPROACHES
Chair: Jose GALGANI
-
Developing New Tools to Study Sympathetic Regulation of Brown Adipose Tissue Function
Lori ZELTSER — USA
-
Chemogenetics to Approach the Adrenergic Control of Liver and Adipose Tissues
Alexandre CARON — Canada
-
Metabolomics of cardiometabolic diseases: potential markers of pre-morbidities for Covid-19
Marc-Emmanuel DUMAS — UK
09:30 – 11:00 CHANGES IN ENERGY BALANCE DURING HIGH PROTEIN DIETS — THE PREVIEW STUDIES
Chairs: André CARPENTIER and François HAMAN
-
Circadian Rhythm Parameters and Physical Activity Differentially Associated with Cardiometabolic Risk Factors in the Controlled Respiratory Chamber vs. The Free-Living Condition – A PREVIEW Lifestyle Study
Margriet WESTERTERP-PLANTENGA — Netherlands
-
Protein as a Source for Body-Weight Maintenance — The Role of Quantity and Quality
(The PREVIEW Study)
Anne RABEN — Denmark
-
PREVIEW Population Studies: What Do we Learn About Energy Balance
ANGELO TREMBLAY — Canada
11:00 – 11:30 Coffee/tea break
11:30 – 13:00 ASSESSING ENERGY EXPENDITURE AND THERMOGENESIS: A RELENTLESS CHALLENGE
Chairs: Mary Ellen HARPER & Ed MELANSON
-
Unraveling Inter-Individual Variability in Energy Metabolism
Jennifer MILES-CHAN — New-Zealand
-
Measurement of Cold-Induced Thermogenesis
Kong CHEN — USA
-
Measuring at or Below Thermoneutrality — A Persistent Debate
Keep your mice warm!
Jan NEDERGAARD and John SPEAKMAN — Sweden and UK (45-minute debate)
13:00 Concluding Remarks + Thanks
Angelo TREMBLAY — Canada