About the Authors

Guolin He

Contributed equally to this work with: Guolin He, Wenming Xu

Affiliations Department of Obstetrics and Gynecology, West China Second University Hospital, Sichuan University, Chengdu, China, Joint Laboratory for Reproductive Medicine, Sichuan University-The Chinese University of Hong Kong (SCU-CUHK), West China Second University Hospital, Sichuan University, Chengdu, China

Wenming Xu

Contributed equally to this work with: Guolin He, Wenming Xu

Affiliations Joint Laboratory for Reproductive Medicine, Sichuan University-The Chinese University of Hong Kong (SCU-CUHK), West China Second University Hospital, Sichuan University, Chengdu, China, Key Laboratory of Obstetric & Gynecologic and Pediatric Diseases and Birth Defects, Ministry of Education, West China Second University Hospital, Sichuan University, Chengdu, China

Yan Chen

Affiliations Joint Laboratory for Reproductive Medicine, Sichuan University-The Chinese University of Hong Kong (SCU-CUHK), West China Second University Hospital, Sichuan University, Chengdu, China, Key Laboratory of Obstetric & Gynecologic and Pediatric Diseases and Birth Defects, Ministry of Education, West China Second University Hospital, Sichuan University, Chengdu, China

Xinghui Liu

Xinghuiliu@163.com (XL); qmrjzz@126.com (MX)

Affiliation Department of Obstetrics and Gynecology, West China Second University Hospital, Sichuan University, Chengdu, China

Mingrong Xi

Xinghuiliu@163.com (XL); qmrjzz@126.com (MX)

Affiliation Department of Obstetrics and Gynecology, West China Second University Hospital, Sichuan University, Chengdu, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: XHL WMX MRX. Performed the experiments: GLH WMX YC. Analyzed the data: YC GLH. Wrote the paper: WMX XHL.