title: Assay of liver microsomal cholesterol 7 alpha-hydroxylase using deuterated carrier and gas chromatography-mass spectrometry.
mesh_terms: D000818:Animals; D002250:Carbon Radioisotopes; D002782:Cholestenes / Q000032:analysis / Q000138:chemical synthesis / Q000302:isolation & purification; D002784:Cholesterol; D002849:Chromatography, Gas; D003903:Deuterium; D004987:Ethers / Q000032:analysis; D005069:Evaluation Studies as Topic; D007553:Isotope Labeling; D007700:Kinetics; D013058:Mass Spectrometry; D008722:Methods; D008862:Microsomes, Liver / Q000201:enzymology*; D010084:Oxidation-Reduction; D051381:Rats; D012825:Silicon; D013250:Steroid Hydroxylases / Q000032:analysis*; D013261:Sterols / Q000032:analysis* / Q000138:chemical synthesis / Q000302:isolation & purification
chemical_list: D002250:Carbon Radioisotopes; D002782:Cholestenes; D004987:Ethers; D013261:Sterols; D002784:Cholesterol; D003903:Deuterium; D013250:Steroid Hydroxylases; D012825:Silicon