title: Purification of 131-I parathyroid hormone with microfine granules of precipitated silica.
mesh_terms: D000327:Adsorption; D000818:Animals; D002417:Cattle; D002482:Cellulose; D055598:Chemical Phenomena; D002621:Chemistry; D004586:Electrophoresis; D006168:Guinea Pigs; D007456:Iodine Isotopes; D010281:Parathyroid Hormone; D012822:Silicon Dioxide
chemical_list: D007456:Iodine Isotopes; D010281:Parathyroid Hormone; D012822:Silicon Dioxide; D002482:Cellulose