title: Immunosuppressive effects of the infectious bursal agent and relationships to other poultry diseases.
mesh_terms: D000818:Animals; D000914:Antibodies, Viral / Q000096:biosynthesis; D002645:Chickens; D001352:Herpesvirus 1, Gallid / Q000276:immunology; D007165:Immunosuppression Therapy; D001351:Infectious bronchitis virus / Q000276:immunology; D007243:Infectious bursal disease virus / Q000276:immunology*; D009522:Newcastle disease virus / Q000276:immunology; D011201:Poultry Diseases / Q000276:immunology*; D012087:Reoviridae / Q000276:immunology*; D014777:Virus Diseases / Q000276:immunology / Q000662:veterinary*
chemical_list: D000914:Antibodies, Viral