Free cholesterol not carried by lipoproteins in human serum.
Considerable amounts of nonesterified cholesterol were found in human serum freed from lipoproteins. This cholesterol, when incubated with synaptosomal plasma membranes of dog brain, evokes changes of the ouabain-sensitive ATPase activity, as the exogenously added cholesterol does.
D000818:Animals; D001923:Brain Chemistry; D002784:Cholesterol / Q000097:blood*; D002849:Chromatography, Gas; D004285:Dogs; D004586:Electrophoresis; D005260:Female; D005609:Free Radicals; D006801:Humans; D007425:Intracellular Membranes / Q000032:analysis; D008074:Lipoproteins / Q000097:blood*; D008297:Male; D013574:Synaptosomes / Q000032:analysis; D014461:Ultracentrifugation
D005609:Free Radicals; D008074:Lipoproteins; D002784:Cholesterol