Zobrazeno 1 - 3
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pro vyhledávání: '"Monica Sjöstedt"'
Publikováno v:
Acta Chemica Scandinavica. 16:1999-2004
Solutions of cyanocobalamin were irradiated with various doses of gamma rays from a Co/sup 60/ source. A number of breakdown fragments that could replace the vitamin as growth factor for E. coli 113--3 were detected. Some of these fragments seem to p
Publikováno v:
Acta Chemica Scandinavica. 16:1989-1998
Solutions of thiamin hydrochloride, riboflavin, niacinamide, biotin, pteroyiglutamic acid, and N/sub 5/-formyltetrahydropteroylglutamic acid were irradiated with gamma rays from a Co/sup 60/ source. Residual activity as well as the formation of biolo
Autor:
Lars Gunnar Sillén, L. E. Ericson, Georg Andersson, H. Palmstierna, Einar Stenhagen, Monica Sjöstedt
Publikováno v:
Acta Chemica Scandinavica. 13:1711-1712
Solutions of cyanocobalamin in a phosphate buffer of pH 5 were irradiated with doses of 2, 5, and 10 Mrad. Concomitant with a decrease in absorption maxima following irradiation was a tendency for the peaks in the 360 to 550 m mu regions to shift tow