About the Authors

Sean C. Adams

Adamssc@stanford.edu

Affiliation Department of Comparative Medicine, Stanford University, Stanford, California, United States of America

Joseph P. Garner

Affiliations Department of Comparative Medicine, Stanford University, Stanford, California, United States of America, (By Courtesy) Department of Psychiatry and Behavioral Sciences, Stanford University, Stanford, California, United States of America

Stephen A. Felt

Affiliation Department of Comparative Medicine, Stanford University, Stanford, California, United States of America

Jerome T. Geronimo

Affiliation Department of Comparative Medicine, Stanford University, Stanford, California, United States of America

David K. Chu

Affiliation Department of Comparative Medicine, Stanford University, Stanford, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SCA DKC SAF JPG. Performed the experiments: SCA DKC. Analyzed the data: SCA JPG. Contributed reagents/materials/analysis tools: SCA DKC SAF JTG JPG. Wrote the paper: SCA DKC SAF JTG JPG.