About the Authors

Tarek W. Elnaccash

Tarek.Elnaccash@gmail.com

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

Stephen J. Tonsor

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: TWE SJT. Analyzed the data: TWE. Wrote the paper: TWE SJT.