About the Authors

Jill A. Dembowski

Affiliation Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Paula J. Grabowski

pag4@pitt.edu

Affiliation Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JAD PJG. Performed the experiments: JAD. Analyzed the data: JAD PJG. Wrote the paper: JAD PJG.