Immunological response in infection.
D000818:Animals; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D000941:Antigens; D001327:Autoimmune Diseases; D002908:Chronic Disease; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology; D007109:Immunity; D007239:Infections / Q000276:immunology*
D000941:Antigens