1 Department of Medical Genetics and Developmental Biology, School of Basic Medical Sciences, Capital Medical University, Beijing 100069, China.
2 Key Laboratory of Cell Proliferation and Regulation Biology, Ministry of Education, Department of Biology, College of Life Sciences, Beijing Normal University, Beijing 100875, China.
3 Graduate School, Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing 100005, China.
4 Department of Urology, Peking Union Medical College Hospital, Beijing 100005, China.
5 Center for Genetics, National Research Institute of Family Planning, Beijing 100081, China.
6 NHC Key Laboratory of Reproductive Health Engineering Technology Research (NRIFP), Beijing 100081, China.