About the Authors

Laura A. Kavanaugh

Affiliation Department of Molecular Genetics and Microbiology, Institute for Genome Sciences and Policy, Duke University Medical Center, Durham, North Carolina, United States of America

Fred S. Dietrich

fred.dietrich@duke.edu

Affiliation Department of Molecular Genetics and Microbiology, Institute for Genome Sciences and Policy, Duke University Medical Center, Durham, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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