1. National Key Laboratory of Veterinary Public Health and Safety, College of Veterinary Medicine, China Agricultural University, Beijing, China
2. Beijing Key Laboratory of Detection Technology for Animal-Derived Food Safety, College of Veterinary Medicine, China Agricultural University, Beijing, China
3. State Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Harbin, Heilongjiang, China
4. College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, Henan, China
5. Department of Veterinary Diagnostic and Production Animal Medicine, Iowa State University, Ames, Iowa, USA