1. College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, People’s Republic of China
2. Key Laboratory of Animal Biochemistry and Nutrition, Ministry of Agriculture and Rural Affairs of the People’s Republic of China, Zhengzhou, Henan Province, China
3. Key Laboratory of Animal Growth and Development, Zhengzhou, Henan Province, People’s Republic of China
4. The Education Department of Henan Province Henan University of Animal Husbandry and Economy, Zhengzhou, Henan Province, People’s Republic of China
5. College of Veterinary Medicine, Northwest A&F University, Yangling, Shaanxi Province, People’s Republic of China
6. International Joint Research Center of National Animal Immunology, Henan Agricultural University, Zhengzhou, Henan Province, People’s Republic of China