title: Studies on the immunological relationship of ragweed pollen antigens E and Ra.3.
mesh_terms: D000485:Allergens; D000818:Animals; D000941:Antigens / Q000302:isolation & purification; D004589:Electrophoresis, Disc; D006636:Histamine Release; D006801:Humans; D007106:Immune Sera; D005779:Immunodiffusion; D007962:Leukocytes / Q000276:immunology; D011058:Pollen; D011817:Rabbits / Q000276:immunology; D012882:Skin Tests
chemical_list: D000485:Allergens; D000941:Antigens; D007106:Immune Sera