About the Authors

James P. O'Callaghan

Jdo5@cdc.gov

Affiliation Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Morgantown, West Virginia, United States of America

Kimberly A. Kelly

Affiliation Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Morgantown, West Virginia, United States of America

Reyna L. VanGilder

Affiliation School of Pharmacy, West Virginia University, Morgantown, West Virginia, United States of America

Michael V. Sofroniew

Affiliation David Geffen School of Medicine, University of California Los Angeles, Los Angeles, California, United States of America

Diane B. Miller

Affiliation Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Morgantown, West Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JPO DBM MVS KAK. Performed the experiments: KAK RLV JPO. Analyzed the data: KAK JPO DBM. Contributed reagents/materials/analysis tools: KAK RLV MVS JPO. Contributed to the writing of the manuscript: KAK JPO DBM MVS.