1. Key Laboratory of Veterinary Pharmaceutical Development, Ministry of Agriculture, Lanzhou, People’s Republic of China
2. Key Laboratory of New Animal Drug Project of Gansu Province, Lanzhou, People’s Republic of China
3. Lanzhou Institute of Husbandry and Pharmaceutical Sciences of CAAS, Lanzhou, People’s Republic of China
4. R & D Center, Beijing Orbiepharm Co., Ltd., Beijing, People’s Republic of China