1. College of Veterinary Medicine, South China Agricultural University, Guangzhou, China
2. Key Laboratory of Zoonosis Prevention and Control of Guangdong Province, South China Agricultural University, Guangzhou, China
3. Key Laboratory of Animal Vaccine Development, Ministry of Agriculture and Rural Affairs, Guangzhou, China
4. College of Food Science and Engineering, Shandong Agricultural University, Taian, China
5. Wen’ s Foodstuffs Group Co, Ltd, Guangdong, China