Fatty Acid DesaturasesFatty Acids, UnsaturatedFatty Acids, Omega-3Docosahexaenoic AcidsFatty AcidsFish OilsEicosapentaenoic AcidLinoleoyl-CoA DesaturaseMortierellaCytochromes b5Fatty Acids, Omega-6Molecular Sequence DataCalendulaDietary Fats, UnsaturatedAmino Acid Sequencealpha-Linolenic AcidSubstrate SpecificityLinoleic AcidCloning, MolecularFatty Acids, EssentialPhospholipidsFatty Acids, NonesterifiedArachidonic Acidgamma-Linolenic AcidDietary FatsFatty Acid SynthasesPlant OilsChromatography, GasFatty Acids, MonounsaturatedLinoleic AcidsLipidsPhylogenyOleic AcidLipid MetabolismStearoyl-CoA DesaturaseTriglyceridesDietSaccharomyces cerevisiaeAcyl Coenzyme ALinolenic AcidsCorn OilLiverDietary Supplements