About the Authors

Deqiao Tian

Affiliation Center for Biosecurity Strategy Management, Beijing Institute of Biotechnology, Beijing, P.R. China

Tao Zheng

zt19721@hotmail.com

Affiliation Center for Biosecurity Strategy Management, Beijing Institute of Biotechnology, Beijing, P.R. China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DT. Performed the experiments: DT. Analyzed the data: TZ. Contributed reagents/materials/analysis tools: TZ. Wrote the paper: DT. Manuscript submit and revise: DT.