title: Isolation of thrombin-E and the evolution of enzyme activity from prothrombin.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D002417:Cattle; D002850:Chromatography, Gel; D004789:Enzyme Activation; D011516:Prothrombin / Q000032:analysis*; D013917:Thrombin / Q000302:isolation & purification*
chemical_list: D000596:Amino Acids; D011516:Prothrombin; D013917:Thrombin