About the Authors

Joseph W. Golden

Affiliation Department of Molecular Virology, Virology Division, United States Army Medical Research Institute of Infectious Diseases, Fort Detrick, Maryland, United States of America

Matthew Josleyn

Affiliation Department of Molecular Virology, Virology Division, United States Army Medical Research Institute of Infectious Diseases, Fort Detrick, Maryland, United States of America

Eric M. Mucker

Affiliation Department of Viral Therapeutics, Virology Division, United States Army Medical Research Institute of Infectious Diseases, Fort Detrick, Maryland, United States of America

Chien-Fu Hung

Affiliation Department of Pathology, Johns Hopkins Medical Institutions, Baltimore, Maryland, United States of America

Peter T. Loudon

Affiliation Pfizer, Sandwich Laboratories, Sandwich, Kent, United Kingdom

T. C. Wu

Affiliation Department of Pathology, Johns Hopkins Medical Institutions, Baltimore, Maryland, United States of America

Jay W. Hooper

jay.hooper@amedd.army.mil

Affiliation Department of Molecular Virology, Virology Division, United States Army Medical Research Institute of Infectious Diseases, Fort Detrick, Maryland, United States of America

Competing Interests

The authors have read the journal's policy and have the following conflicts: JWH has orthopoxvirus DNA vaccine patent (US Patent Number 6,562,376; JWH and JWG have patent application on a orthopoxvirus DNA vaccine component (US Patent Application Number 12/217584). PTL is employed by Pfizer. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JWG CFH PTL TCW JWH. Performed the experiments: JWG MJ EMM JWH. Analyzed the data: JWG EMM JWH. Contributed reagents/materials/analysis tools: EMM PTL TCW JWH. Wrote the paper: JWG EMM JWH.