1. Institute of Stem Cell and Regenerative Biology, College of Animal Science and Technology & College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, Hubel, China
2. Key Laboratory of Agricultural Animal Genetics, Breeding and Reproduction (Huazhong Agricultural University), Ministry of Education, Wuhan, Hubel, China
3. The Cooperative Innovation Center for Sustainable Pig Production, Huazhong Agricultural University, Wuhan, Hubel, China