Funding for this research was provided by:
National Natural Science Foundation of China (81200408)
Received: 14 February 2021
Accepted: 14 June 2021
First Online: 2 July 2021
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee, Shanghai General Hospital Institutional Review Board.
: This manuscript has not been published or presented elsewhere in part or in entirety and is not under consideration by another journal. All authors have reviewed the final version of the manuscript and approve the submission and publication in <i>Reproductive Biology and Endocrinology.</i>
: The authors declare that they have no conflict of interest.