title: Isolation and quantitation of sulfated and unsulfated steroids in human feces.
mesh_terms: D002788:Cholesterol Esters / Q000032:analysis; D002849:Chromatography, Gas; D005243:Feces / Q000032:analysis*; D008401:Gas Chromatography-Mass Spectrometry; D008095:Lithocholic Acid / Q000031:analogs & derivatives / Q000032:analysis; D013256:Steroids / Q000032:analysis*; D013464:Sulfuric Acids / Q000032:analysis
chemical_list: D002788:Cholesterol Esters; D013256:Steroids; D013464:Sulfuric Acids; C014202:sulfolithocholic acid; D008095:Lithocholic Acid; C007045:cholesteryl sulfate