title: The stimulation of splenic foci in vitro.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D046508:Culture Techniques; D004140:Dinitrophenols; D000939:Epitopes; D006241:Haptens; D006433:Hemocyanins; D007456:Iodine Isotopes; D051379:Mice; D011863:Radioimmunoassay; D013154:Spleen / Q000276:immunology*
chemical_list: D000941:Antigens; D004140:Dinitrophenols; D000939:Epitopes; D006241:Haptens; D007456:Iodine Isotopes; D006433:Hemocyanins