1. Key Laboratory of Animal Genetics, Breeding and Reproduction of Shaanxi Province, College Animal Science and Technology, Northwest A&F University, Yangling, Shaanxi, China
2. College of Life Science and Engineering, Northwest Minzu University, Lanzhou, China
3. Gansu Tech Innovation Center of Animal Cell, Biomedical Research Center, Northwest Minzu University, Lanzhou, China
4. Tianjin Aoqun Sheep Industry Academy Company, Tianjin, China
5. Tianjin Aoqun Animal Husbandry Co., Ltd, Tianjin, China