Steroid Analysis by Gas Liquid Chromatography |
Common terms and phrases
17-ketosteroids 17-OH-corticoids Acetate acetylated acid active adrenal aliquot amounts analysis Analytical Androsterone appear Biological biosynthesis blood cell changes chemical Chemistry chromatography clinical collection column comparative complete compounds concentration conditioning conjugate containing corticoids cortisol crude decrease derivatives described detected determined DHEA diseases eluate employed enzymatic hydrolysis enzyme Estradiol estriol estrogens Estrone ETIO Etiocholanolone existing extract Figure flow fluid fractionation gas chromatograms GLC analysis glucuronic acid groups hydrolysis hydrolyzed identification increase indicated isolation Journal of Clinical known levels liquid method migration MINUTES necessary negative normal observed obtained occur patients pattern peak percent phase plasma polar possible pregnanediol preparation present procedure processed purification quantitation reference residue retention screening Selection separated solvent specimens standard steroid analysis steroids suggests suitable Supplier Table temperature tion tissue Trace unknown peak urinary urine utilizing volume