About the Authors
- Alison Crawford, Jill Marie Angelosanto, Shawn D. Blackburn, E. John Wherry
- Department of Microbiology and Institute for Immunology, University of Pennsylvania School of Medicine, Philadelphia, Pennsylvania, United States of America
- Kim Lynn Nadwodny
- GlaxoSmithKline, Department of Safety Assessment, Immunologic Toxicology, King of Prussia, Pennsylvania, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: AC EJW. Performed the experiments: AC JMA SDB KLN. Analyzed the data: AC. Wrote the paper: AC EJW.