1 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; Key Laboratory of Animal Biochemistry and Nutrition, Ministry of Agriculture and Rural Affairs of the People's Republic of China, PR China.
2 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, PR China.
3 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; Key Laboratory of Animal Biochemistry and Nutrition, Ministry of Agriculture and Rural Affairs of the People's Republic of China, PR China; International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, PR China.
4 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, PR China. Electronic address: sunyu95@163.com.
5 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; Key Laboratory of Animal Biochemistry and Nutrition, Ministry of Agriculture and Rural Affairs of the People's Republic of China, PR China; International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, PR China. Electronic address: haubiochem@163.com.
6 College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, PR China; Key Laboratory of Animal Biochemistry and Nutrition, Ministry of Agriculture and Rural Affairs of the People's Republic of China, PR China; International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, PR China. Electronic address: chubeibei@henau.edu.cn.