Hydrolysis of this ester gave cholestanol 39. The route from cholestanol to cholesterol was already known (see: Robinson ... The conversion of cholestanol to cholesterol was already demonstrated by oxidation of the ketone, bromination to the ... 7 and then to allopregnanolone 8 allowed the addition of the tail group as the acetate in 9 and then conversion to cholestanol ...

An inherited disorder associated with the deposition of a steroid known as cholestanol in the brain and other tissues and with ... Elevated levels of serum cholestanol are diagnostic of CTX. Alternatively analysis of 27-hydroxycholesterol and 7 alpha ...

"Mechanism of accumulation of cholesterol and cholestanol in tendons and the role of sterol 27-hydroxylase (CYP27A1)". ...

5α-cholestanol is formed naturally in the environment by bacteria and generally does not have a faecal origin. Samples with ... As well as the faecally derived stanol, two other isomers can be identified in the environment; 5α-cholestanol 5β-coprostanol ... This reaction occurs principally in anaerobic reducing sediments and the 5α-cholestanol / cholesterol ratio may be used as a ... In the environment, bacteria preferentially produce 5α-cholestan-3β-ol (5α-cholestanol) from cholesterol rather than the 5β ...

Cholestanol, cholesterol, androsterone, Δ4-3α-hydroxy-17-ketoandrostene, 5β,3α-hydroxy-17-ketoandrostane, 5α,3β,17α- ...

... some of which are unique tracers of dung combustion such as cholestanol and coprostanol. Dung cakes are generally a higher ...

... cholestanol MeSH D10.570.938.208.222 - cholesterol, dietary MeSH D10.570.938.208.250 - cholesterol esters MeSH D10.570.938.208. ...

... cholestanol MeSH D04.808.247.808.197.200 - cholesterol esters MeSH D04.808.247.808.197.250 - dehydrocholesterols MeSH D04.808. ... cholestanol MeSH D04.808.247.125 - cholestanones MeSH D04.808.247.222 - cholestenes MeSH D04.808.247.222.159 - cholecalciferol ...