title: Isolation of porcine proinsulin from crystalline porcine insulin.
mesh_terms: D000818:Animals; D002848:Chromatography, DEAE-Cellulose; D003460:Crystallization; D004591:Electrophoresis, Polyacrylamide Gel; D008722:Methods; D011384:Proinsulin / Q000302:isolation & purification*; D013552:Swine
chemical_list: D011384:Proinsulin