About the Authors

Hao Tong

Affiliation Department of Statistics, University of Georgia, Athens, Georgia, United States of America

Jan Mrázek

mrazek@uga.edu

Affiliation Department of Microbiology and Institute of Bioinformatics, University of Georgia, Athens, Georgia, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JM HT. Performed the experiments: HT. Analyzed the data: HT JM. Wrote the paper: HT JM.