title: Immunological unresponsiveness against the 4-hydroxy-3,5-dinitro-phenacetyl (NNP) hapten in different lymphoid cell populations.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D000941:Antigens; D002060:Bursa of Fabricius / Q000276:immunology*; D002417:Cattle; D003601:Cytotoxicity Tests, Immunologic; D004140:Dinitrophenols; D004912:Erythrocytes / Q000276:immunology; D006241:Haptens; D006462:Hemolytic Plaque Technique; D006736:Horses; D007104:Immune Adherence Reaction; D007108:Immune Tolerance; D008214:Lymphocytes / Q000276:immunology*; D051379:Mice; D008815:Mice, Inbred Strains; D011817:Rabbits; D012710:Serum Albumin, Bovine; D013950:Thymus Gland / Q000276:immunology*
chemical_list: D000941:Antigens; D004140:Dinitrophenols; D006241:Haptens; D012710:Serum Albumin, Bovine