About the Authors

Ping He

Affiliations Department of Gerontology of Union Hospital, Tongji Medical College of Huazhong University of Science and Technology, Wuhan, China, Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Melissa J. Philbrick

Affiliation Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Xiaojin An

Affiliation Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Jiaping Wu

Affiliation Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Angela F. Messmer-Blust

Affiliation Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Jian Li

jli@bidmc.harvard.edu

Affiliation Cardiovascular Institute, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: PH JL. Performed the experiments: PH MJP. Analyzed the data: PH. Contributed reagents/materials/analysis tools: PH MJP XA JW AFM. Wrote the paper: PH MJP JL.