1. Key Laboratory of Animal Genetics and Breeding and Reproduction of Ministry of Agriculture Institute of Animal Science Chinese Academy of Agricultural Sciences Beijing 100193 China
2. Institute of Animal Husbandry and Veterinary Medicine Anhui Academy of Agricultural Sciences Hefei 230031 China
3. State Key Laboratory of Sheep Genetic Improvement and Healthy Production Xinjiang Academy of Agricultural and Reclamation Sciences Shihezi 832000 China
4. Tianjin Institute of Animal Sciences Tianjin 300381 China
5. Shanghai Applied Protein Technology Co., Ltd. Shanghai 200233 China