Funding for this research was provided by:
National Key R&D Program of China (No. 2018YFC1200201)
The National Natural Science Foundation of China (No. 31970413)
Start-up grant from Nanjing Agricultural University (No. 804090)
Article History
Received: 10 August 2020
Accepted: 20 September 2020
First Online: 1 October 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures with porcine ovaries were conducted in accordance with the guidelines of the Animal Research Institute Committee at Nanjing Agricultural University (SYXK-2017-0027).