About the Authors

Anna M. Barron

Current address: Molecular Imaging Center, National Institute of Radiological Sciences, Chiba, Japan

Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America

Emily R. Rosario

Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America

Reem Elteriefi

Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America

Christian J. Pike

cjpike@usc.edu

Affiliation Davis School of Gerontology, University of Southern California, Los Angeles, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AMB ERR CJP. Performed the experiments: AMB ERR RE. Analyzed the data: AMB ERR RE CJP. Wrote the paper: AMB ERR CJP.