Generation and selection of specific reactive cells by antigen.
D000818:Animals; D000937:Antigen-Antibody Reactions; D000941:Antigens; D001666:Binding Sites, Antibody; D002465:Cell Movement; D006650:Histocompatibility Testing; D007111:Immunity, Cellular; D016030:Kidney Transplantation; D008196:Lymph / Q000166:cytology; D008198:Lymph Nodes / Q000166:cytology; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology* / Q000502:physiology; D012756:Sheep; D013154:Spleen / Q000166:cytology; D014184:Transplantation, Homologous
D000941:Antigens