1 Institute of Reproduction and Stem Cell Engineering, School of Basic Medicine, Central South University, Changsha, 410078, Hunan, People's Republic of China.
2 Reproductive and Genetic Hospital of CITIC-Xiangya, Changsha, 410078, Hunan, People's Republic of China.
3 Institute of Reproduction and Stem Cell Engineering, School of Basic Medicine, Central South University, Changsha, 410078, Hunan, People's Republic of China. tanyueqiu@csu.edu.cn.
4 Reproductive and Genetic Hospital of CITIC-Xiangya, Changsha, 410078, Hunan, People's Republic of China. tanyueqiu@csu.edu.cn.