title: Biosynthesis and composition of 3 -sterols in the ophiuroids Ophiura albida and Ophioderma longicauda.
mesh_terms: D000085:Acetates / Q000378:metabolism; D000818:Animals; D002247:Carbon Isotopes; D002784:Cholesterol / Q000096:biosynthesis; D002845:Chromatography; D002849:Chromatography, Gas; D002850:Chromatography, Gel; D002855:Chromatography, Thin Layer; D004447:Echinodermata / Q000378:metabolism*; D008055:Lipids / Q000032:analysis; D013045:Species Specificity; D013261:Sterols / Q000032:analysis / Q000096:biosynthesis*; D013997:Time Factors
chemical_list: D000085:Acetates; D002247:Carbon Isotopes; D008055:Lipids; D013261:Sterols; D002784:Cholesterol