title: Isolation of factor IX concentrates for clinical use by ion-exchange chromatography and ammonium sulphate precipitation.
mesh_terms: D000645:Ammonium Sulfate; D001779:Blood Coagulation Factors / Q000302:isolation & purification* / Q000627:therapeutic use; D002848:Chromatography, DEAE-Cellulose; D002852:Chromatography, Ion Exchange; D006801:Humans
chemical_list: D001779:Blood Coagulation Factors; C025667:prothrombin complex concentrates; D000645:Ammonium Sulfate