About the Authors

Si-Wen Chen, Ben-Yan Wu, Shi-Ping Xu, Li Yan, Yuan Gong, Jun-Bao Wen, Dao-Hong Wu
Department of Gastroenterology, NanLou Clinic, General Hospital of PLA, Beijing, China

Ke-Xing Fan
International Joint Cancer Institute, The Second Military Medical University, Shanghai, China

Corresponding Author

chensiwenfj@yahoo.com.cn

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SWC BYW SPX. Performed the experiments: SWC BYW SPX LY YG JBW DHW. Analyzed the data: SPX LY YG. Contributed reagents/materials/analysis tools: SWC KXF DHW. Wrote the paper: SWC SPX KXF DHW.