State Key Laboratory of Agricultural Microbiology;
College of Veterinary Medicine;
Huazhong Agricultural University;
Wuhan;
430070;
China;
Key Laboratory of Preventive Veterinary Medicine in Hubei Province;
The Cooperative Innovation Center for Sustainable Pig Production;
Wuhan;
430070;
China;
Coronavirus(CoVs); Inhibitor; 3C-like Protease; Porcine epidemic diarrhoea virus(PEDV); Feline infectious peritonitis virus(FIPV);