1. Engineering and Technology Research Center of Traditional Chinese Veterinary Medicine of Gansu Province, Lanzhou Institute of Husbandry and Pharmaceutical Sciences, Chinese Academy of Agricultural Sciences (CAAS), Lanzhou, China.
2. Department of Microbiology and Parasitology, Faculty of Veterinary Medicine, Inner Mongolia Agricultural University, Hohhot, People's Republic of China.
3. State Key Laboratory of Veterinary Etiological Biology, National Foot-and-Mouth Disease Reference Laboratory, Lanzhou Veterinary Research Institute, Chinese Academy of Agriculture Science (CAAS), Lanzhou, China.