QUANTIFICATION OF PROTEINS IN SAMPLE BUFFER FOR SODIUM DODECYL SULFATE-POLYACRYLAMIDE GEL-ELECTROPHORESIS USING COLLOIDAL SILVER

被引:35
作者
DRABER, P
机构
[1] Institute of Molecular Genetics, Czechoslovak Academy of Sciences
关键词
D O I
10.1002/elps.1150120617
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
A rapid and simple assay for quantification of proteins in sodium dodecyl sulfate-sample buffer is described. Proteins are bound to a nitrocellulose membrane, stained with colloidal silver, and quantified by transmission densitometry. The staining requires 1-mu-L of protein sample and takes less than 20 min. Good linearity between the staining intensity and amount of proteins is in the range of 5-100 ng.
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页码:453 / 456
页数:4
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