About the Authors

Chengyun Li

Affiliations State Key Laboratory of Microbial Technology, School of Life Science, Shandong University, Jinan, China, Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, United States of America

Regina A. Wallace

Affiliation Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, United States of America

Wesley P. Black

Affiliation Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, United States of America

Yue-zhong Li

Affiliation State Key Laboratory of Microbial Technology, School of Life Science, Shandong University, Jinan, China

Zhaomin Yang

zmyang@vt.edu

Affiliation Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ZY YL CL RAW. Performed the experiments: CL RAW WPB. Analyzed the data: CL RAW WPB ZY. Wrote the paper: ZY CL.