analysis of the sterol content of the brain and spinal cords of drug-treated animals indicated the presence of abnormal concentrations of five sterols , desmosterol , 5alpha-cholesta-7,24-dien-3beta-ol , zymosterol ( 5alpha-cholesta-8,24-dien-3beta-ol ) , 7-dehydrocholesterol ( cholesta-5,7-dien-3beta-ol ) and 7-dehydrodesmosterol ( cholesta-5,7,24-trien-3beta-ol ) .
C0006104
brain
C0086045
concentrations