A simple method of isolating tonin using chromatofocusing.
D000818:Animals; D002850:Chromatography, Gel; D010450:Endopeptidases / Q000276:immunology / Q000302:isolation & purification*; D007525:Isoelectric Focusing; D008297:Male; D008722:Methods; D010455:Peptides / Q000302:isolation & purification; D051381:Rats; D011919:Rats, Inbred Strains; D012697:Serine Endopeptidases; D013363:Submandibular Gland / Q000201:enzymology*
D010455:Peptides; D010450:Endopeptidases; D012697:Serine Endopeptidases