1. Institute of Animal Husbandry and Veterinary Science, Jiangxi Academy of Agricultural Sciences, Nanchang, China
2. State Key Laboratory of Agricultural Microbiology, College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, China
3. Institute of Animal Husbandry and Veterinary Science, Hubei Academy of Agricultural Sciences, Wuhan, China
4. Cooperative Innovation Center of Sustainable Pig Production, Wuhan, China
5. International Research Center for Animal Disease (Ministry of Science & Technology of China), Wuhan, China