Quantitative glass paper chromatography: a microdetermination of plasma cholesterol

Autor: Joseph R. Swartwout, Julius W. Dieckert, O. Neal Miller, James G. Hamilton
Jazyk: angličtina
Rok vydání: 1960
Předmět:
Zdroj: Journal of Lipid Research, Vol 1, Iss 4, Pp 281-285 (1960)
Druh dokumentu: article
ISSN: 0022-2275
DOI: 10.1016/S0022-2275(20)39049-0
Popis: A rapid, sensitive method for the determination of sterols is described. Microgram samples are spotted on impregnated glass fiber paper, chromatographed for 7 minutes, dried, sprayed with sulfuric acid, and charred by heating. The amount of char formed is measured by densitometry. Values obtained for cholesterol in the serum are in agreement with those obtained by the Sobel-Mayer method. The method has been adapted to the determination of cholesterol in 10 μl. of plasma, and to the determination of standard solutions of other sterols.
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