1. Laboratory of Animal Infectious Diseases and Molecular Immunology, College of Animal Science and Technology, Guangxi University, Nanning, China
2. Guangxi Zhuang Autonomous Region Engineering Research Center of Veterinary Biologics, Nanning, China
3. Guangxi Key Laboratory of Animal Reproduction, Breeding and Disease Control, Nanning, China
4. Guangxi Colleges and Universities Key Laboratory of Prevention and Control for Animal Disease, Nanning, China
5. Guangxi Agricultural Vocational University, Nanning, China