1. International Joint Research Center of National Animal Immunology, College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan Province, People’s Republic of China
2. College of Life Science and Engineering, Henan University of Urban Construction, Pingdingshan, Henan Province, People’s Republic of China
3. Lushan Dabei Agriculture and Animal Husbandry Food Co., Ltd., Lushan, Henan Province, People’s Republic of China