About the Authors

Christine L. Schneider

Affiliation Department of Microbiology and Molecular Genetics, Medical College of Wisconsin, Milwaukee, Wisconsin, United States of America

Amy W. Hudson

ahudson@mcw.edu

Affiliation Department of Microbiology and Molecular Genetics, Medical College of Wisconsin, Milwaukee, Wisconsin, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CLS AWH. Performed the experiments: CLS. Analyzed the data: CLS AWH. Wrote the paper: CLS AWH.