title: Lymphoid-cell cooperation in immune responses of the chicken.
mesh_terms: D000818:Animals; D000907:Antibodies, Bacterial / Q000096:biosynthesis; D000917:Antibody Formation; D001853:Bone Marrow / Q000276:immunology; D002003:Brucella abortus / Q000276:immunology; D002645:Chickens / Q000276:immunology*; D004912:Erythrocytes / Q000276:immunology; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology; D008211:Lymphocyte Cooperation; D051379:Mice; D009368:Neoplasm Transplantation; D011817:Rabbits; D012756:Sheep; D013934:Thymectomy; D005719:gamma-Globulins / Q000276:immunology
chemical_list: D000907:Antibodies, Bacterial; D005719:gamma-Globulins