title: Frequency of antigen-sensitive cells to thymus-independent antigens.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D000941:Antigens; D000942:Antigens, Bacterial; D001853:Bone Marrow / Q000276:immunology*; D001854:Bone Marrow Cells; D016026:Bone Marrow Transplantation; D004731:Endotoxins; D004912:Erythrocytes / Q000276:immunology; D004926:Escherichia coli / Q000276:immunology*; D006462:Hemolytic Plaque Technique; D051379:Mice; D008815:Mice, Inbred Strains; D011135:Polysaccharides, Bacterial; D011828:Radiation Chimera; D012756:Sheep; D013154:Spleen / Q000276:immunology; D013934:Thymectomy; D013950:Thymus Gland / Q000276:immunology*
chemical_list: D000941:Antigens; D000942:Antigens, Bacterial; D004731:Endotoxins; D011135:Polysaccharides, Bacterial