1. Department of Reproductive Μedicine, Anhui Provincial Hospital, The First Affiliated Hospital of University of Science and Technology of China, Hefei, Anhui 230001, P.R. China
2. Hematology Laboratory, Anhui Provincial Hospital, The First Affiliated Hospital of University of Science and Technology of China, Hefei, Anhui 230001, P.R. China
3. Molecular and Cell Genetics Laboratory, School of Life Sciences, University of Science and Technology of China, Hefei, Anhui 230001, P.R. China