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…

Thioetheramide-PC is a structurally modified phospholipid that functions as a competitive, reversible inhibitor of sPLA2. The IC₅₀ value for thioetheramide-PC is 2 µM at a substrate concentration of 0.5 mM. In addition to binding to the catalytic site of sPLA2, thioetheramide-PC…

A homolog of EPEA, characterized by the addition of an (R)-β-methyl group at the terminal ethanolamine carbon.

An isomer of Vitamin E that has less potent antioxidant properties than α-tocotrienol.

Spontaneously hypertensive rats fed a diet which includes γ-tocotrienol show significant reduction of systolic blood pressure and an increase of nitric oxide synthase activity in blood vessels. γ-Tocotrienol at 20 µM induces apoptosis of malignant sympathoadrenal (+SA) murine…

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…

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…

An EPA-containing MAG amide analog that inhibits the growth of human lung carcinoma A549 cells, producing 98.4% growth inhibition when applied at 3 µM; an analog of EPEA, a natural N-acylethanolamide that impacts aging and inflammation.

A metabolite of lipoxygenase-mediated oxidation of DPA; activates Nrf2-dependent antioxidant gene expression, acts as a PPARγ agonist (EC₅₀ = ~200 nM), and inhibits pro-inflammatory cytokine and nitric oxide production at biological concentration ranges (5-25 µM).

Initiates glycogen synthesis in hepatocytes by causing inactivation of phosphorylase a and activation of glycogen synthase a (maximal effects with ~20 µM Itu); potent inhibitor of ERK2 (Ki = 525 nM).

The four tocopherols (α, β, .delta., and γ) and four tocotrienols (α, β, .delta., and γ) are forms of vitamin E, which is known for its antioxidant activity. Tocotrienols are found at high concentrations in palm oil and rice bran. Recent studies show tocotrienols…

An internal standard for the quantification of oleoyl serotonin by GC- or LC-MS.

A monohydroperoxy PUFA produced by the action of 15-LO on γ-linolenic acid.

A more lipophilic, stabilized form of HPA.

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.

(+)-15(R)-Fluprostenol isopropyl ester is a prodrug (Travoprost) which is converted by esterase enzymatic activity in the cornea to yield the corresponding free acid. The free acid, (+)-15(R)-fluprostenol, is a potent FP receptor agonist. The 15(R)-epimers of most PGs are about 100 times less…

An internal standard for the quantification of DHA by GC- or LC-MS.

A stable analog of TXA2; unlike other TP receptor agonists, it inhibits platelet aggregation (IC₅₀ = 4-5 µM).

Oleyloxyethyl phosphorylcholine is an inhibitor of PLA2 with an IC₅₀ value of 6.2 µM for porcine pancreatic PLA2.

PPHP is a substrate for the measurement of peroxidase enzymes. PPHP has been used to quantitate the peroxidase activity of COX-1 and COX-2.

8-iso PGE2 isopropyl ester is a more lipophilic form of the free acid, 8-iso PGE2. Prostaglandin esters have enhanced lipid solubility compared to their parent compounds. They are generally hydrolyzed to the free acid upon in vivo administration, making the esters useful prodrugs. In general, the…

Travoprost is the Alcon trade name for fluprostenol isopropyl ester, an F-series prostaglandin analog which has been approved for use as an ocular hypotensive drug. Fluprostenol isopropyl ester is a prodrug which is converted by esterase enzymatic activity in the cornea to yield the corresponding…

An alkaloid metabolite of nicotine as well as a major product of its pyrolysis; binds comparably to CYP2A6 and CYP2A13 (Kis = 7.5 and 5.6 µM, respectively), but appears to more effectively inactivate CYP2A6.

A lipid peroxidation product derived from oxidized ω-6 PUFAs such as linoleic acid and arachidonic acid which is widely used as a marker of lipid peroxidation.

A homolog of EPEA, characterized by the addition of an (R)-α-methyl group at the methylene carbon adjacent to the amide nitrogen.

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

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.

An inhibitor of Ras-mediated signaling that inhibits the growth of PANC-1 and U87 tumor cells with IC₅₀ values of 20 and 10 µM, respectively.

A minor impurity produced in the synthesis of (+)-cloprostenol; 20-fold less active than (+)-cloprostenol in terminating pregnancy in the hamster.

An internal standard for the quantification of OEA by GC- or LC-MS.

cis-4,10-13,16-Docosatetraenoic acid methyl ester is a long chain PUFA. It is a minor fatty acid component of rat testis lipids. The methyl ester is a neutral, more lipophilic form of the free acid.

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…