1. College of Veterinary Medicine, Jilin Agricultural University, Changchun, China
2. Jilin Provincial Engineering Research Center of Animal Probiotics, Jilin Agricultural University, Changchun, China
3. Jilin Provincial Key Laboratory of Animal Microecology and Healthy Breeding, Jilin Agricultural University, Changchun, China
4. Engineering Research Center of Microecological Vaccines (Drugs) for Major Animal Diseases, Ministry of Education, Jilin Agricultural University, Changchun, China
5. Department of General Surgery, Shanghai 10th People's Hospital, Tongji University School of Medicine, Shanghai, China
6. Department of Gastroenterology, Chongqing General Hospital, Chongqing, China
7. Central Laboratory, Huashan Hospital, Fudan University, Shanghai, China