title: Sterol biosynthesis in Euglena gracilis Z. Sterol precursors in light-grown and dark-grown Euglena gracilis Z.
mesh_terms: D002247:Carbon Isotopes; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D003624:Darkness; D005056:Euglena gracilis / Q000032:analysis / Q000254:growth & development / Q000378:metabolism*; D008027:Light; D013058:Mass Spectrometry; D013185:Squalene / Q000032:analysis; D013261:Sterols / Q000032:analysis / Q000096:biosynthesis*; D013729:Terpenes / Q000032:analysis; D014316:Tritium
chemical_list: D002247:Carbon Isotopes; D013261:Sterols; D013729:Terpenes; D014316:Tritium; D013185:Squalene