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Experiments on Wool from Copper-Deficient SheepPart III: The Action of Trypsin on Oxidized WoolNational Chemical Research Laboratory, South African Council for Scientific and Industrial Research, Pretoria, South Africa
National Chemical Research Laboratory, South African Council for Scientific and Industrial Research, Pretoria, South Africa The action of trypsin on oxidized normal and copper-deficient wool has been ex amined by ( i ) N -terminal-residue estimations and (ii) paper electrophoresis and chromatography on the tryptic digests. Trypsin readily solubilizes oxidized wool but does not digest it completely, probably because of its high cysteic-acid concentration. Little difference was found between normal and copper-deficient wool, although the latter gave a smaller amount of a certain group of acidic peptides. Preliminary tests on the chromatography of the tryptic digests using ion-exchange resins are reported.
Textile Research Journal, Vol. 31, No. 5,
389-398 (1961) |
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