About the Authors

Nicole M. Gilbert

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

Warren G. Lewis

Affiliation Department of Medicine, Washington University School of Medicine, St. Louis, Missouri, United States of America

Amanda L. Lewis

allewis@wustl.edu

Affiliations Department of Molecular Microbiology, Washington University School of Medicine, St. Louis, Missouri, United States of America, Department of Obstetrics and Gynecology, Center for Women’s Infectious Disease Research, Washington University School of Medicine, St. Louis, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: NMG WGL ALL. Performed the experiments: NMG WGL. Analyzed the data: NMG WGL ALL. Wrote the paper: NMG WGL ALL.