Affiliation: | 1. Key Laboratory of Protein Chemistry and Development Biology of State Education Ministry of China, College of Life Science, Changsha, Hunan, China;2. Reproductive Medicine Center, Changsha Hospital for Maternal & Child Health Care, Changsha, Hunan, China;3. College of Engineering and Design, Hunan Normal University, Changsha, Hunan, China;4. Xiangya Second Hospital, Central South University, Changsha, Hunan, China |