CholestanolCholesterolXanthomatosis, CerebrotendinousXanthomatosisCholestanolsSitosterolsCholestanesSterolsCholesterol, DietaryCholesterol, HDLCholesterol, LDLCholestanetriol 26-MonooxygenaseCholesterol 7-alpha-HydroxylaseJejunoileal BypassPhytosterolsCholestenonesCholesterol EstersBile Acids and SaltsCholestyramine ResinDesmosterolCholesterol OxidaseSqualeneBiliary FistulaSteroid HydroxylasesHydroxymethylglutaryl CoA ReductasesCholestenesBileHydroxycholesterolsCarbon RadioisotopesBrain Diseases, MetabolicBrain DiseasesCholesterol, VLDLLipidsChromatography, GasCholic AcidLipoproteinsEstersTriglyceridesHypercholesterolemiaLiverIntestinal AbsorptionTendonsAnticholesteremic AgentsSterol O-AcyltransferaseLipoproteins, HDLGas Chromatography-Mass SpectrometryCholestenone 5 alpha-ReductaseApolipoprotein A-ITritiumLipid Metabolism, Inborn ErrorsChromatography, Thin Layerbeta-CyclodextrinsATP Binding Cassette Transporter 1FecesMolecular StructureLipoproteins, LDLLipid MetabolismHydroxylation