The role of persisting antigen in the development of immunological memory.
D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D000941:Antigens; D006433:Hemocyanins; D007115:Immunization Schedule; D007456:Iodine Isotopes; D008297:Male; D051379:Mice; D011233:Precipitin Tests; D013154:Spleen / Q000276:immunology
D000941:Antigens; D007456:Iodine Isotopes; D006433:Hemocyanins