About the Authors

Christopher J. Alteri

Affiliation Department of Microbiology and Immunology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Sara N. Smith

Affiliation Department of Microbiology and Immunology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Harry L. T. Mobley

hmobley@umich.edu

Affiliation Department of Microbiology and Immunology, University of Michigan Medical School, Ann Arbor, Michigan, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CJA. Performed the experiments: CJA SNS. Analyzed the data: CJA HLTM. Wrote the paper: CJA HLTM.