title: Direct isolation of thiol-containing peptides from insulin using a water-insoluble organomercurial copolymer of ethylene and maleic acid.
mesh_terms: D000814:Aniline Compounds; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D004586:Electrophoresis; D007328:Insulin / Q000032:analysis*; D007461:Iodoacetates; D008298:Maleates; D008623:Mercaptoethanol; D008628:Mercury; D008722:Methods; D010434:Pepsin A; D010455:Peptides / Q000032:analysis / Q000302:isolation & purification*; D011095:Polyethylenes; D012116:Resins, Plant; D013438:Sulfhydryl Compounds / Q000302:isolation & purification*
chemical_list: D000814:Aniline Compounds; D007328:Insulin; D007461:Iodoacetates; D008298:Maleates; D010455:Peptides; D011095:Polyethylenes; D012116:Resins, Plant; D013438:Sulfhydryl Compounds; D008623:Mercaptoethanol; D010434:Pepsin A; D008628:Mercury