title: IgG4 as a blocking antibody.
mesh_terms: D000485:Allergens / Q000276:immunology; D000937:Antigen-Antibody Reactions; D001514:Bee Venoms / Q000276:immunology; D003888:Desensitization, Immunologic; D006386:Hemagglutination Tests; D006801:Humans; D006969:Hypersensitivity, Immediate / Q000276:immunology; D007073:Immunoglobulin E / Q000276:immunology; D007074:Immunoglobulin G / Q000032:analysis / Q000276:immunology*; D007158:Immunologic Techniques; D009784:Occupational Diseases / Q000276:immunology; D011852:Radioallergosorbent Test; D006255:Rhinitis, Allergic, Seasonal / Q000276:immunology / Q000628:therapy
chemical_list: D000485:Allergens; D001514:Bee Venoms; D007074:Immunoglobulin G; D007073:Immunoglobulin E