title: The avian bursa-independent humoral immune system: serologic and morphologic studies.
mesh_terms: D000373:Agglutinins / Q000032:analysis; D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D000942:Antigens, Bacterial; D002060:Bursa of Fabricius / Q000187:drug effects / Q000276:immunology*; D002642:Chick Embryo; D002988:Cloaca / Q000276:immunology; D004912:Erythrocytes / Q000276:immunology; D006384:Hemagglutination; D008214:Lymphocytes / Q000276:immunology; D009174:Mycoplasma / Q000276:immunology; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000276:immunology; D013739:Testosterone; D013950:Thymus Gland / Q000276:immunology
chemical_list: D000373:Agglutinins; D000941:Antigens; D000942:Antigens, Bacterial; D013739:Testosterone