Hydroxy linoleins are a mixture of 132 possible isomers of mono-, di-, and tri-hydroxy compounds produced by the autoxidation of trilinolein and subsequent reduction of the hydroperoxides. Autoxidation of linoleic acid containing triglycerides (i.e., trilinolein) in vivo could result in the…

Linolein hydroperoxides are a mixture of 132 possible isomers of mono-, di-, and tri-hydroperoxides produced from the autoxidation of trilinolein. Autoxidation of linoleic acid containing triglycerides (for example, trilinolein) in vivo could result in the formation of these hydroperoxides. Unlike…

Prostaglandin D2 (PGD2) is biosynthesized in the brain by a soluble, 26 kDa glutathione-independent lipocalin-type PGD2 synthase. This PGD2 accumulates in the cerebrospinal fluid (CSF), where it induces physiologic sleep in rats and humans. PGD2 is also synthesized in mast cells and leukocytes by a…

Keystone essential fatty acid that is converted by COX, LO, and epoxygenase enzymes into more than 150 potent metabolites in species ranging from fungi to plants to mammals.

(±)11-HDHA is an autoxidation product of DHA in vitro. It is also produced from incubations of DHA in rat liver, brain, and intestinal microsomes. DHA is metabolized to 11(S)-HDHA by human platelets and canine retina. In addition to 11(S)-HDHA, 14(S)-HDHA is also produced by platelets.…

The trans isomer of the 16:1 fatty acid palmitoleic acid.

A natural sesquiterpene that inhibits the proliferation of a wide range of tumors and enhances the effects of various chemotherapies; 10-40 µg/ml dose-dependently induces apoptosis and cell cycle arrest in the G2/M phase in HepG2 cells, upregulating Fas/FasL expression.

A potential cytochrome P450 metabolite of N-arachidonoyl taurine that may activate TRPV1 and TRPV4.

An ester of the free acid that is less water soluble, but more amenable for the formulation of stearidonate-containing diets and dietary supplements.

Modified with a carboxylic acid group terminating the C-16 alkyl chain, providing a convenient site for chemical crosslinking.

Major β-oxidation product resulting from peroxisomal metabolism of 12(S)-HETE

An internal standard for the quantification of ±11(12)-EET by GC- or LC-MS.

Less potent than AEA (Item No. 90050) at the CB1 receptor (Ki = 600 versus 90 nM); inhibits FAAH.

Leukotrienes (LTs) are a group of acute inflammatory mediators derived from arachidonic acid in eosinophils, mast cells, and macrophages. Their biosynthesis proceeds via the 5-lipoxygenase (5-LO) pathway in which 5-LO converts arachidonic acid into LTA4 with 5(S)-HpETE as an intermediate. The…

A bioactive macrolide derived from sponges that binds monomeric actin, preventing actin polymerization both in vitro (Kd = 0.2 μM) and in cells (0.5 μM).

Cloprostenol is a synthetic PGF2α analog and a potent FP receptor agonist. (+)-15-epi Cloprostenol is the 15(S), or 15β-hydroxy enantiomer of (+)-cloprostenol. This epimer is less active by several orders of magnitude as an FP receptor ligand when compared to 15(R)-cloprostenol. However,…

5(Z),11(Z),14(Z)-Eicosatrienoic acid is a PUFA found in various natural sources including maritime pine (Pinus pinaster) seed oil (MPSO), gymnospermae leaves and seeds, and freshwater gastropods. A diet containing MPSO lowered HDL and ApoA1 levels in transgenic mice expressing human ApoA1. MPSO was…

A DHA epoxygenase metabolite found in rat brain and spinal cord that acts as a preferred substrate for sEH (Km = 3.2 µM); demonstrates antihyperalgesic activity in inflammatory and neuropathic pain models and potently inhibits angiogenesis and tumor growth in in vitro assays.

The isoprostanes are a family of eicosanoids of non-enzymatic origin produced by the random oxidation of tissue phospholipids by oxygen radicals. Isoprostanes appear as artifacts in tissue and plasma samples which have undergone oxidative degradation during prolonged or improper storage. They also…

A natural isothiocyanate which induces the expression of phase II detoxification enzymes and activates Nrf2, promoting the expression of antioxidant and phase II genes; acts as a quorum sensing inhibitor, blocking acyl-homoserine lactone signaling in P. aeruginosa without affecting growth…

11β-PGF2α-d4 contains four deuterium atoms at the 3, 3', 4, and 4' positions. It is intended for use as an internal standard for the quantification of 11β-PGF2α by GC- or LC-MS.

Thioester analogs of glycerophospholipids, in combination with Ellman’s reagent, are convenient colorimetric substrates for the measurement of phospholipase activity. HEPC is a truncated analog of phosphatidylcholine with the entire sn-1 substituent deleted, and with a hexadecylthioester in…

The product of nitration of linoleate by NO-derived reactive species; activates PPARγ (Ki = 133 nM), inducing CD36 expression in macrophages, adipocyte differentiation, and glucose uptake; can also be metabolized to produce nitrite derivatives which in turn form NO, leading to increased cGMP production.

A natural monoacylglycerol that is metabolized by monoacylglycerol lipase; an agonist of GPR119 (EC₅₀ = 2.5 µM), stimulating the release of glucagon-like peptide-1 from intestinal L-cells.

A fatty acid amide derived from ricinoleic acid and methyl benzylamine that demonstrates potent growth inhibition of glioma (U251), breast (MCF-7), ovarian (NCI-ADR/RES and OVCAR-3), kidney (786-0), non-small cell lung (NCI-H460), and prostate (PC-3) cancer cells with a mean GI50 value of 6.9 µM.

DAN-1 EE is a fluorescent indicator for the bioimaging of NO. DAN-1 EE is a cell permeable derivative of DAN, a molecule which has been used extensively in the quantitation of nitrate and nitrite using fluorescence spectroscopy. Upon entry into the cell, DAN-1 EE is transformed into the less cell…

(±)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.

.DELTA.17-6-keto PGF1α is the non-enzymatic hydrolysis product of PGI3. PGI3 is a COX pathway metabolite of EPA in various tissues such as seminal vesicles, lung, PMNL, and ocular tissues.

(±)12-HETE is one of the six monohydroxy fatty acids produced by the non-enzymatic oxidation of arachidonic acid. The biological activity of (±)12-HETE is similar to that of its constituent enantiomers (Item Nos. 34560 and 34570). It aggregates neutrophils with an EC₅₀…

An epoxygenase pathway product produced from EPA by CYP450 both in vitro and in vivo; its effects of remain to be determined.

13(S)-HODE is the LO metabolite of linoleic acid. 13(S)-HODE modulates the PAF, LTB4, and fMLP-induced calcium influx in human PMNL. The mechanism by which 13(S)-HODE elicits its inhibitory effect is still unclear. The use of biotinylated 15(S)-HETE as a probe for detecting binding proteins and/or…

The ethanolamine amide of DHA that has been detected in both brain and retina at concentrations similar to those for AEA; binds to the rat brain CB1 receptor (Ki = 324 nM), which is approximately 10-fold higher than the Ki for AEA; inhibits shaker-related voltage-gated potassium channels in brain…