(±)4-HDHA is an autoxidation product of docosahexaenoic acid (DHA) in vitro. It is also produced from incubations of DHA in rat liver, brain, and intestinal microsomes. Enzymatic transformation of DHA by RBL-1 cells also produces 4-HDHA. However, the enzymatic product is most likely the S-isomer. (±)4-HDHA is a potential marker of oxidative stress in brain […]

(±)5(6)-DiHET lactone is a 1,5 cyclic ester derived from (±)5(6)-DiHET , which, in turn, is a potential derivative of epoxidation of arachidonic acid at the α-5 double bond. (±)4(5)-DiHDPA lactone is a derivative of docosahexaenoic acid that is analogous to (±)5(6)-DiHET lactone. It is the 1,4 cyclic ester derived from (±)4(5)-DiHDPA, which is produced by […]

(±)4(5)-EpDPA methyl ester is a derivative of (±)4(5)-EpDPA which is stable enough to ship and handle routinely. The active free acid can be regenerated from the methyl ester by careful base hydrolysis. (±)4(5)EpDPA is a CYP450 metabolite of DHA which can be further metabolized to the diol metabolite. There are no published reports on the […]

(±)5-HEPE is produced by non-enzymatic oxidation of EPA. It contains equal amounts of 5(S)-HEPE and 5(R)-HEPE. The biological activity of (±)5-HEPE is likely mediated by one of the individual isomers, most commonly the 5(S) isomer in mammalian systems. EPA can be metabolized to 5-HEPE in human and bovine neutrophils, and human eosinophils, which is further […]

(±)5-HETE is one of the six monohydroxy fatty acids produced by the non-enzymatic oxidation of arachidonic acid. It contains equal amounts of 5(S)-HETE and 5(R)-HETE. (±)5-HETE induces the aggregation of isolated neutrophils with an IC50 value of 200 nM.[1]

Isoprostanes are prostaglandin (PG)-like products of free-radical induced lipid peroxidation. Although the isoprostanes derived from arachidonic acid are the best characterized, many other polyunsaturated fatty acids can form isoprostanes. (±)5-iPF2α-VI is one of dozens of possible stereo- and regioisomeric isoprostanes which can be formed from arachidonic acid. To date, the most extensively studied of these […]

5,6-DiHET lactone is a lactonized form of 5,6-EET and 5,6-DiHET. In solution, 5(6)-EET degrades into 5(6)-DiHET and 5(6)-δ-lactone, which can be converted to 5(6)-DiHET and quantified by GC-MS. 5,6-DiHET potently induces vasodilation of isolated canine coronary arterioles, with 41 and 100% inhibition occurring at 0.01 and 100 pM, respectively. It also induces vasodilation in isolated […]

Eicosapentaenoic acid is an ω-3 polyunsaturated fatty acid that is abundant in marine organisms and fish oils. EPA is metabolized, in part, through cytochrome P450-catalyzed epoxidation followed by conversion to the vicinal diols by epoxide hydrolases. (±)5(6)-DiHETE is a possible metabolite produced from EPA following epoxidation of the α-5 double bond. The biological activity of […]

Eicosapentaenoic acid is metabolized, in part, through cytochrome P450-catalyzed epoxidation followed by conversion to the vicinal diols by epoxide hydrolases. (±)5(6)-DiHETE is a possible metabolite produced from EPA following epoxidation of the α-5 double bond. (±)5(6)-DiHETE lactone is a 1,5 cyclic ester derived from (±)5(6)-DiHETE. While its biological activity is unknown, the selective capacity of […]

5(6)-EET is a fully racemic version of the enantiomeric forms biosynthesized from arachidonic acid by cytochrome P450 enzymes. In solution, 5(6)-EET degrades into 5,6-DiHET and 5(6)-δ-lactone, which can be converted to 5(6)-DiHET and quantified by GC-MS. In neuroendocrine cells, such as the anterior pituitary and pancreatic islets, 5(6)-EET has been implicated in the mobilization of […]

(±)5(6)-EpETE methyl ester is a derivative of 5(6)-EpETE which is stable enough to ship and handle routinely.(±) 5(6)-EpETE methyl ester is a chemically less reactive derivative of 5(6)-EpETE. The active free acid can be generated from the methyl ester by careful base hydrolysis. Epoxy eicosatetraenoic acids (EpETEs) are the epoxygenase metabolites of EPA. A number […]

(±)7-HDHA is an autoxidation product of docosahexaenoic acid (DHA) in vitro. It is also produced from incubations of DHA in rat liver, brain, and intestinal microsomes. Enzymatic transformation of DHA by RBL-1 cells and human neutrophils also produces 7-HDHA. However, the enzymatic product is most likely the S-isomer. (±)7-HDHA is a potential marker of oxidative […]

(±)7(8)-DiHDPA is a major metabolite of docosahexaenoic acid that is produced via oxidation by cytochrome P450 epoxygenases. Epoxygenase metabolites of DHA, including (±)7(8)-DiHDPA, suppress aggregation and thromboxane synthesis in isolated platelets.

Docosahexaenoic acid is the most abundant ω-3 fatty acid in neural tissues, especially in the brain and retina. (±)7(8)-EpDPA is an epoxide derivative of DHA that is generated by the action of cytochrome P450 epoxygenases. It is naturally occurring in plasma and brain and spinal cord tissues and is increased following dietary supplementation with ω-3 […]

(±)7(8)-EpDTE is an oxylipin and an oxidative metabolite of docosapentaenoic acid . It is formed via cytochrome P450 (CYP) metabolism of DPA, and can be further metabolized to (±)7(8)-DiHDTE by epoxide hydrolase.

(±)8-HDHA is an autoxidation product of docosahexaenoic acid (DHA) in vitro. It is also produced from incubations of DHA in rat liver, brain, and intestinal microsomes. (±)8-HDHA is a potential marker of oxidative stress in brain and retina where DHA is an abundant polyunsaturated fatty acid.

(±)8-HEPE is produced by non-enzymatic oxidation of EPA. It contains equal amounts of 8(S)-HEPE and 8(R)-HEPE. The ability of (±)8-HEPE to induce hatching of E. modestus and B. balanoides eggs is probably due to the presence of the 8(R) isomer within the racemic mixture.[1][2]

Epoxide hydrolases convert the EETs into vicinal diols, with the concurrent loss of much of their biological activity. The 8(S),9(R)-EET isomer is metabolized by platelet COX to form 8(S),9(R),11(R)-THETA, a trihydroxy fatty acid which may act as a renal vasoconstrictor.

Eicosapentaenoic acid is converted to epoxyeicosatetraenoic acids (EpETEs) by several cytochrome P450 isoforms. The major product of this epoxygenase pathway, (±)17(18)-EpETE , relaxes vascular and airway smooth muscle by activating large conductance Ca2+-activated K+ (BKCa) channels by directly interacting with BKα channel subunits. (±)8(9)-EpETE is an epoxygenase pathway product produced from EPA by CYP450 both […]

(±)9-HODE cholesteryl ester was originally extracted from atherosclerotic lesions and shown to be produced by Cu2+-catalyzed oxidation of LDL. Later studies determined that 15-LO from rabbit reticulocytes and human monocytes were able to metabolize cholesteryl linoleate, a major component of LDL, to 9-HODE cholesteryl ester.

(−)-Myrtenal ameliorates hyperglycemia by enhancing GLUT2 through Akt in the skeletal muscle and liver of diabetic rats.

(1,2-Dihydro-2-oxo-1,8-naphthyridin-3-yl)acetic acid is a PNA-related derivative; heterocyclic compound-Fused polyheterocycle; intermediate and building blocks.

(1,5E,11E)-tridecatriene-7,9-diyne-3,4-diacetate is a natural product for research related to life sciences. The catalog number is TN2506 and the CAS number is 201012-14-8.

(1,5E,11E)-tridecatriene-7,9-diyne-3,4-diacetate is a natural product for research related to life sciences. The catalog number is TN2506 and the CAS number is 201012-14-8.