About the Authors

Yu Liu

Contributed equally to this work with: Yu Liu, Jie Dong

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Jie Dong

Contributed equally to this work with: Yu Liu, Jie Dong

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Na Wu

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Yaping Gao

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Xin Zhang

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Chunhua Mu

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Ningsheng Shao

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Ming Fan

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Guang Yang

yanggg@hotmail.com

Affiliation Beijing Institute of Basic Medical Sciences, Beijing, People's Republic of China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: GY. Performed the experiments: YL JD. Analyzed the data: NW YG XZ CM. Contributed reagents/materials/analysis tools: NS MF. Wrote the paper: GY.