1. Agricultural Ministry Key Laboratory of Swine Breeding and Genetics & Key Laboratory of Agricultural Animal Genetics, Breeding, and Reproduction of Ministry of Education; College of Animal Science and Technology, Huazhong Agricultural University; Wuhan Hubei, People's Republic of China
2. Department of Anatomy, Histology and Embryology; College of Animal Science and Veterinary Medicine, Huazhong Agricultural University; Wuhan Hubei People's Republic of China
3. Department of Animal Nutrition and Feed Science; College of Animal Science and Technology, Huazhong Agricultural University; Wuhan Hubei People's Republic of China
4. Key Projects in the Cooperative Innovation Center for Sustainable Pig Production of Wuhan; Wuhan Hubei, People's Republic of China