Funding for this research was provided by:
National Natural Science Foundation of China (31972540)
National High-quality lean-type Pig Breeding United Research Program of China (null)
Guangdong YangFan Innovative and Entrepreneurial Research Team Program (2016YT03H062)
Key-Area Research and Development Program of Guangdong Province (2018B020203002)
Received: 5 February 2021
Accepted: 11 May 2021
First Online: 2 June 2021
: The experimental protocol used in this study was approved by the Animal Protection and Use Committee of South China Agricultural University (SCAU, Guangzhou, China) (Approval number SCAU#0017).
: Not applicable.
: The authors have declared that no competing interest exists.