Example GC-MS chromatograms for the YUG37-pCTRL construct (A) and the complementing YUG37-pcyp51A construct (B) cultured using gal/rafYM+dox induction medium. 1, ergosterol; 2, 14α-methyl fecosterol; 3, 4,14α-dimethyl cholesta 8,24-dienol; 4, 14α-methyl ergosta 8,24(28) dien-3β-6α-diol; 5, lanosterol and/or obtusifoliol.