title: Characterization of allergen extracts by polyacrylamide gel isoelectrofocusing and radioimmunosorbent allergen assay. I. Distribution of allergenic components in birch pollen extracts.
mesh_terms: D000042:Absorption; D000178:Acrylamides; D000485:Allergens / Q000302:isolation & purification*; D000818:Animals; D004589:Electrophoresis, Disc; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007106:Immune Sera; D007073:Immunoglobulin E; D007456:Iodine Isotopes; D007525:Isoelectric Focusing; D010936:Plant Extracts; D010940:Plant Proteins / Q000032:analysis; D011058:Pollen; D011863:Radioimmunoassay; D006255:Rhinitis, Allergic, Seasonal / Q000276:immunology; D012756:Sheep / Q000276:immunology; D014197:Trees
chemical_list: D000178:Acrylamides; D000485:Allergens; D007106:Immune Sera; D007456:Iodine Isotopes; D010936:Plant Extracts; D010940:Plant Proteins; D007073:Immunoglobulin E