1. State Key Laboratory of Agricultural Microbiology, Huazhong Agricultural University, Wuhan, Hubei, People’s Republic of China
2. College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, Hubei, People’s Republic of China
3. Key Laboratory of Preventive Veterinary Medicine in Hubei Province, the Cooperative Innovation Center for Sustainable Pig Production, Wuhan, Hubei, People’s Republic of China