title: Relationship between blocking antibody titres and symptomatic relief in hay-fever subjects treated with allpyral.
mesh_terms: D000906:Antibodies / Q000032:analysis*; D000917:Antibody Formation; D000941:Antigens; D006636:Histamine Release; D006801:Humans; D007313:Insecta; D007962:Leukocytes / Q000276:immunology; D006255:Rhinitis, Allergic, Seasonal / Q000188:drug therapy / Q000276:immunology*; D014020:Tissue Extracts / Q000627:therapeutic use*
chemical_list: D000906:Antibodies; D000941:Antigens; D014020:Tissue Extracts