Some current trends in immunology.
D000486:Allergy and Immunology; D000917:Antibody Formation; D000937:Antigen-Antibody Reactions; D006801:Humans; D006968:Hypersensitivity, Delayed; D007106:Immune Sera; D007110:Immunity, Active; D007112:Immunity, Maternally-Acquired; D007120:Immunochemistry; D008214:Lymphocytes / Q000276:immunology; D008264:Macrophages / Q000276:immunology; D009369:Neoplasms / Q000276:immunology; D014181:Transplantation Immunology
D007106:Immune Sera