About the Authors

Jianping Hu

Contributed equally to this work with: Jianping Hu, Ming Liu

Affiliation Department of Chemistry and Life Science, Leshan Normal University, Leshan, China

Ming Liu

Contributed equally to this work with: Jianping Hu, Ming Liu

Affiliation Beijing Institute of Biotechnology, Beijing, China

Dianyong Tang

Affiliation Department of Chemistry and Life Science, Leshan Normal University, Leshan, China

Shan Chang

schang1982@yahoo.cn

Affiliation College of Informatics, South China Agricultural University, Guangzhou, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SC. Performed the experiments: JH DT. Analyzed the data: JH ML. Wrote the paper: JH ML.