About the Authors

Kazuhiko Higashida

Contributed equally to this work with: Kazuhiko Higashida, Sang Hyun Kim

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

Sang Hyun Kim

Contributed equally to this work with: Kazuhiko Higashida, Sang Hyun Kim

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

Su Ryun Jung

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

Meiko Asaka

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

John O. Holloszy

jhollosz@dom.wustl.edu

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

Dong-Ho Han

Affiliation Division of Geriatrics and Nutritional Sciences, Department of Medicine, Washington University School of Medicine in St. Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

The author(s) have made the following declarations about their contributions: Conceived and designed the experiments: JOH DHH. Performed the experiments: KH SHK SRJ MA DHH. Analyzed the data: JOH DHH KH. Wrote the paper: JOH DHH.