1. National Key Laboratory of Agricultural Microbiology, Huazhong Agricultural University, Wuhan, China
2. College of Veterinary Medicine, Huazhong Agricultural University, Wuhan, China
3. College of Animal Science and Technology, Hubei Hongshan Laboratory, Huazhong Agricultural University, Wuhan, China
4. Key Laboratory of Ruminant Bio-products of Ministry of Agriculture and Rural Affairs, Huazhong Agriculture University, Wuhan, China
5. International Research Center for Animal Disease, Ministry of Science and Technology, Huazhong Agricultural University, Wuhan, China
6. International Livestock Research Institute, Nairobi, Kenya
7. Hubei International Scientific and Technological Cooperation Base of Veterinary Epidemiology, Huazhong Agricultural University, Wuhan, China