About the Authors

Stina L. Urban

Affiliation Department of Pathology, Immunology and Virology Program, University of Massachusetts Medical School, Worcester, Massachusetts, United States of America

Raymond M. Welsh

raymond.welsh@umassmed.edu

Affiliation Department of Pathology, Immunology and Virology Program, University of Massachusetts Medical School, Worcester, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SLU RMW. Performed the experiments: SLU. Analyzed the data: SLU RMW. Contributed reagents/materials/analysis tools: RMW. Wrote the paper: SLU RMW.