1. Clinical Stem Cell Research Center, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
2. Shanghai Human Sperm Bank, Department of Urology, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
3. State Key Laboratory of Oncogenes and Related Genes, Shanghai Cancer Institute, Renji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
4. Med-X Research Institute, Shanghai Jiao Tong University, Shanghai, China.