About the Authors

Jill R. Blankenship

Affiliations Department of Biological Sciences, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America, Department of Microbiology and Institute of Cancer Research, Columbia University, New York, New York, United States of America

Saranna Fanning

Affiliations Department of Biological Sciences, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America, Department of Microbiology, University College Cork, Cork, Ireland

Jessica J. Hamaker

Affiliation Department of Microbiology and Institute of Cancer Research, Columbia University, New York, New York, United States of America

Aaron P. Mitchell

apm1@andrew.cmu.edu

Affiliations Department of Biological Sciences, Carnegie Mellon University, Pittsburgh, Pennsylvania, United States of America, Department of Microbiology and Institute of Cancer Research, Columbia University, New York, New York, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JRB SF APM. Performed the experiments: JRB SF JJH. Analyzed the data: JRB SF APM. Wrote the paper: JRB SF APM.