methanol-grown cells contained a decreased 18:1 acid ( 52 -- 54 % of total fatty acids ) and an increased 18:2 acid ( 23 -- 25 % ) , as compared with glucose- or ethanol-grown cells which contained 57 -- 66 % 18:1 acid and 8 -- 14 % 18:2 acid , in both neutral and polar lipid fractions .
C0001963
methanol
C0001962
ethanol