title: [Protective immunity for infection].
mesh_terms: D000818:Animals; D001424:Bacterial Infections / Q000276:immunology* / Q000635:transmission; D005260:Female; D006680:HLA Antigens / Q000276:immunology; D006801:Humans; D007113:Immunity, Innate; D007231:Infant, Newborn; D007234:Infant, Premature; D008214:Lymphocytes / Q000276:immunology*; D008264:Macrophages / Q000276:immunology; D008285:Major Histocompatibility Complex / Q000276:immunology; D010587:Phagocytosis; D011247:Pregnancy; D014777:Virus Diseases / Q000276:immunology* / Q000635:transmission
chemical_list: D006680:HLA Antigens