1. Key Laboratory of Development and Evaluation of Chemical and Herbal Drugs for Animal Use, College of Veterinary Medicine, China Agricultural University, Beijing, China.
2. College of Animal Science and Technology, Beijing University of Agriculture, Beijing, China.
3. Transgenic Animal Facility, National Institute of Biological Sciences, Beijing, China.
4. College of Veterinary Medicine, Xinjiang Agricultural University, Urmuqi, China.