Funding for this research was provided by:
Young Scientists Fund (81701428)
NSAF Joint Fund (81671512)
Text and Data Mining valid from 2019-01-22
Received: 4 October 2018
Revised: 5 January 2019
Accepted: 7 January 2019
First Online: 22 January 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Ethical Review Committee of Shanghai Genaral Hospital, Shanghai Jiao Tong University (Permit Number 2016KY007), and an informed consent of testis tissues for research was obtained from the donors.
: Not applicable.
: The authors declare that they have no competing interests.
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