About the Authors
- Jonathan W. Willett
- John R. Kirby
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* E-mail: john-kirby@uiowa.edu
Affiliation Department of Microbiology, University of Iowa, Iowa City, Iowa, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: JWW JRK. Performed the experiments: JWW. Analyzed the data: JWW JRK. Contributed reagents/materials/analysis tools: JWW JRK. Wrote the paper: JWW JRK.