title: Immune responses of non-atopic individuals to prolonged immunisation with ragweed extract.
mesh_terms: D000336:Aerosols; D000917:Antibody Formation; D002986:Clinical Trials as Topic; D006386:Hemagglutination Tests; D006636:Histamine Release; D006650:Histocompatibility Testing; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology*; D007114:Immunization; D007073:Immunoglobulin E; D007074:Immunoglobulin G; D007136:Immunoglobulins; D007456:Iodine Isotopes; D007962:Leukocytes / Q000276:immunology; D006109:Poaceae; D011058:Pollen; D011863:Radioimmunoassay; D012882:Skin Tests; D013960:Thyroid Function Tests
chemical_list: D000336:Aerosols; D007074:Immunoglobulin G; D007136:Immunoglobulins; D007456:Iodine Isotopes; D007073:Immunoglobulin E