FIGURE 1.
Metabolism of PUFAs by CYP enzymes. (A) A simplified cascade of PUFAs discussed in this paper. AA, arachidonic acid; LA, linoleic acid; EPA, eicosapentaenoic acid; DHA, docosahexaenoic acid; CYP, cytochrome P450; sEH, soluble epoxide hydrolase; DHET, dihydroxyeicosatrienoic acid; DiHOME, dihydroxy octadecamonoeneoic acid; DiHETE, dihydroxyeicosatetraenoic acid; DiHDTE, dihydroxydocosatetraenoic acid; EET, epoxyeicosatrienoic acid; EpOME, epoxyoctadecamonoeneoic acid; EEQ or EpETE, epoxyeicosatetreaenoic acid; EDP or EpDPE, epoxydocosapentaenoic acid; HDoHE, hydroxydocosahexaenoic acid; HEPE: hydroxyeicosapentaenoic acid; HETE, hydroxyeicosatetraenoic acid; HODE, hydroxyoctadecadienoic acid; mEH, microsomal epoxide hydrolase; sEH, soluble epoxide hydrolase. The metabolites are from the fatty acids in the same color. (B) The chemical structures of PUFAs and the representative metabolites.