About the Authors

Jaydip Das Gupta

Affiliation Department of Cancer Biology, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, United States of America

Ka-Cheung Luk

Affiliation Abbott Diagnostics, Emerging Pathogens and Virus Discovery, Abbott Park, Illinois, United States of America

Ning Tang

Affiliation Abbott Molecular, Des Plaines, Illinois, United States of America

Christina Gaughan

Affiliation Department of Cancer Biology, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, United States of America

Eric A. Klein

Affiliation Glickman Urologic and Kidney Institute, Cleveland Clinic, Cleveland, Ohio, United States of America

Eugene S. Kandel

Affiliation Roswell Park Cancer Institute, Buffalo, New York, United States of America

John Hackett Jr

Affiliation Abbott Diagnostics, Emerging Pathogens and Virus Discovery, Abbott Park, Illinois, United States of America

Robert H. Silverman

silverr@ccf.org

Affiliation Department of Cancer Biology, Lerner Research Institute, Cleveland Clinic, Cleveland, Ohio, United States of America

Competing Interests

KL, NT and JH are employees and shareholders of Abbott Laboratories. JDG, EAK, and RHS are inventors on patents licensed to Abbott Laboratories that relate to XMRV. 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: JDG KL NT ESK JH RHS. Performed the experiments: JDG KL NT CG ESK. Analyzed the data: JDG KL NT ESK JH RHS. Wrote the paper: JDG KL NT EAK ESK JH RHS.