About the Authors

Weiwu Xie

Affiliation Division of Biological Sciences, University of Missouri, Columbia, Missouri, United States of America

Ryan C. Donohue

Affiliation Division of Biological Sciences, University of Missouri, Columbia, Missouri, United States of America

James A. Birchler

BirchlerJ@Missouri.edu

Affiliation Division of Biological Sciences, University of Missouri, Columbia, Missouri, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WX JB. Performed the experiments: WX RD. Analyzed the data: WX JB. Wrote the manuscript: WX JB.