About the Authors

Lauren G. MacNeil

Affiliation Department of Kinesiology, McMaster University, Hamilton, Ontario, Canada

Simon Melov

Affiliation Buck Institute for Age Research, Novato, California, United States of America

Alan E. Hubbard

Affiliation School of Public Health, University of California, Berkeley, California, United States of America

Steven K. Baker

Affiliation Department of Medicine, McMaster University, Hamilton, Ontario, Canada

Mark A. Tarnopolsky

tarnopol@mcmaster.ca

Affiliations Department of Medicine, McMaster University, Hamilton, Ontario, Canada, Department of Pediatrics, McMaster University, Hamilton, Ontario, Canada

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LM MAT. Performed the experiments: LM SB. Analyzed the data: LM SM AH. Contributed reagents/materials/analysis tools: SM MAT. Wrote the paper: LM. Biopsy collection: MAT. Collected muscle biopsies: SB.