title: Detection of the ergosterol and episterol isomers lichesterol and fecosterol in nystatin-resistant mutants of Neurospora crassa.
mesh_terms: D002849:Chromatography, Gas; D004352:Drug Resistance, Microbial; D004875:Ergosterol / Q000031:analogs & derivatives / Q000096:biosynthesis*; D007536:Isomerism; D013058:Mass Spectrometry; D009154:Mutation; D009491:Neurospora / Q000378:metabolism*; D009492:Neurospora crassa / Q000187:drug effects / Q000378:metabolism*; D009761:Nystatin / Q000494:pharmacology*; D010840:Phytosterols / Q000096:biosynthesis*
chemical_list: D010840:Phytosterols; D009761:Nystatin; D004875:Ergosterol