title: Antigenic variation of avian infectious bronchitis virus during replication in BHK-21 cells.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000096:biosynthesis / Q000276:immunology; D000956:Antigens, Viral / Q000276:immunology*; D002460:Cell Line; D003332:Coronaviridae / Q000276:immunology*; D006224:Cricetinae; D000939:Epitopes; D001351:Infectious bronchitis virus / Q000254:growth & development / Q000276:immunology*; D009500:Neutralization Tests
chemical_list: D000914:Antibodies, Viral; D000956:Antigens, Viral; D000939:Epitopes