title: Minor and trace sterols in marine invertebrates 39. 24 xi, 25 xi-24,26-Cyclocholest-5-en-3 beta-ol, a novel cyclopropyl sterol.
mesh_terms: D000818:Animals; D002784:Cholesterol / Q000031:analogs & derivatives* / Q000302:isolation & purification; D002851:Chromatography, High Pressure Liquid; D013058:Mass Spectrometry; D011161:Porifera / Q000032:analysis*; D013261:Sterols / Q000302:isolation & purification*; D013329:Structure-Activity Relationship
chemical_list: D013261:Sterols; C037608:24,26-cyclocholesterol; D002784:Cholesterol