About the Authors

Michael J Conboy

¤ Current address: Department of Bioengineering, University of California, Berkeley, California, United States of America

Affiliation Department of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California, United States of America

Ariela O Karasov

Affiliation Department of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California, United States of America

Thomas A Rando

To whom correspondence should be addressed. E-mail: rando@stanford.edu

Affiliations Department of Neurology and Neurological Sciences, Stanford University School of Medicine, Stanford, California, United States of America , Geriatric Research, Education and Clinical Center, Veterans Administration Palo Alto Health Care System, Palo Alto, California, United States of America , Neurology Service, Veterans Administration Palo Alto Health Care System, Palo Alto, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

MJC designed and performed the experiments and wrote the manuscript. AOK assisted with the experiments. TAR helped design and interpret the experiments, provided constructive criticism, encouragement, and financial support, and edited the manuscript.