About the Authors

Daniel P. Beiting

beiting@vet.upenn.edu

Current address: Department of Pathobiology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Affiliation Department of Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Lucia Peixoto

Affiliation Department of Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Natalia S. Akopyants

Affiliation Department of Molecular Microbiology, Washington University, St. Louis, Missouri, United States of America

Stephen M. Beverley

Affiliation Department of Molecular Microbiology, Washington University, St. Louis, Missouri, United States of America

E. John Wherry

Affiliation Department of Microbiology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

David A. Christian

Affiliation Department of Pathobiology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Christopher A. Hunter

Affiliation Department of Pathobiology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Igor E. Brodsky

Affiliation Department of Pathobiology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

David S. Roos

Affiliation Department of Biology, University of Pennsylvania, Philadelphia, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DPB LP DSR SMB. Performed the experiments: DPB LP NSA DAC. Analyzed the data: DPB LP NSA SMB. Contributed reagents/materials/analysis tools: EJW IEB NSA SMB CAH. Wrote the paper: DPB DSR.