About the Authors

Joanne S. Allard

Affiliation Laboratory of Experimental Gerontology, National Institute on Aging, National Institutes of Health, Baltimore, Maryland, United States of America

Leonie K. Heilbronn

Affiliation Pennington Biomedical Research Center, Baton Rouge, Louisiana, United States of America

Carolina Smith

Affiliation Laboratory of Experimental Gerontology, National Institute on Aging, National Institutes of Health, Baltimore, Maryland, United States of America

Nicole D. Hunt

Affiliation Laboratory of Experimental Gerontology, National Institute on Aging, National Institutes of Health, Baltimore, Maryland, United States of America

Donald K. Ingram

Affiliations Laboratory of Experimental Gerontology, National Institute on Aging, National Institutes of Health, Baltimore, Maryland, United States of America, Pennington Biomedical Research Center, Baton Rouge, Louisiana, United States of America

Eric Ravussin

Affiliation Pennington Biomedical Research Center, Baton Rouge, Louisiana, United States of America

Pennington CALERIE Team

Affiliation Pennington Biomedical Research Center, Baton Rouge, Louisiana, United States of America

Rafael de Cabo

decabora@grc.nia.nih.gov

Affiliation Laboratory of Experimental Gerontology, National Institute on Aging, National Institutes of Health, Baltimore, Maryland, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JSA DKI RdC. Performed the experiments: JSA CS NDH. Analyzed the data: JSA. Contributed reagents/materials/analysis tools: LKH DKI ER RdC. Wrote the paper: JSA LKH.