11β-PGF2α-EA is the theoretical hepatic metabolite of PGD2-EA, produced during COX-2 metabolism of the endogenous cannabinoid AEA which is found in brain, liver, and other mammalian tissues. AEA can be used directly by COX-2 and specific PG synthase to produce ethanolamide congeners of…

Ameliorates depression, reduces dopamine-induced neurotoxicity, and attenuates damage in a model of stroke; blocks autophagy, reduces inflammation, and inhibits apoptosis in isolated neurons and in brains; induces apoptosis in colon cancer cells.

Key urinary metabolite of PGD2; represents approximately 1% and 4% of the infused radiolabeled dose in monkeys and humans, respectively.

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).

Docosatrienoic acid is a rare ω-3 fatty acid not readily detected in normal phospholipid PUFA pools. It inhibits [3H]-LTB4 binding to pig neutrophils at a concentration of 5 µM.

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).

Urea is the final degradation product of protein and amino acid metabolism. Urea is found in blood and is excreted by the kidney as a component of urine. Besides its role as carrier of waste nitrogen, urea also plays a role in the countercurrent exchange system of the nephrons, allowing for…

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

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

A purified enantiomer of (±)9-HETE resulting from non-enzymatic oxidation of arachidonic acid.

Unnatural C-15 epimer of Travoprost.

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

Complex II (succinate dehydrogenase/co-enzyme Q reductase) is one of the major sites of electron entry into the mitochondrial electron transport chain (ETC). Complex II catalyzes the oxidation of succinate to fumarate, and in the process reduces ubiquinone (Q) to ubiquinol (QH2). Ultimately,…

An aspirin-triggered lipoxin that inhibits LTB4-induced chemotaxis, adherence, and transmigration of the neutrophils with twice the potency of LXA4 demonstrating activity in the nM range.

15(R)-HEDE is isolated by the chromatographic resolution of (±)15-HEDE. There are no reports of biological activity associated with 15(R)-HEDE in the literature.

11-trans LTC4 is a C-11 double bond isomer of LTC4. LTC4 undergoes slow temperature-dependent isomerization to 11-trans LTC4 during storage. 11-trans LTC4 is produced in smaller amounts relative to LTC4 in ionophore-stimulated HMC-1 cells (a human mast cell line) and equine eosinophils, but not in…

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

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 lipoxins are trihydroxy fatty acids containing a 7,9,11,13-conjugated tetraene. LXA4 was first described as a metabolite of 15-HpETE and/or 15-HETE when added in vitro to isolated human leukocytes. The material obtained in this manner consists of at least four distinct isomers: 5(S), 6(S);…

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

Features Each vial contains a mixture of standards packaged in amber ampules purged with argon >1 ml provided at the concentration specified in the insert Ideally suited for use as an internal standard in mass spectrometry applications This mixture contains deuterated versions…

For the quantification of TXB₂ in urine, serum, tissue culture supernatants, and other sample matrices Sensitivity (80% B/B0): 5 pg/ml Assay Range: 1.6-1,000 pg/ml Thromboxane A2 (TXA2) is produced from arachidonic acid by many cells and causes irreversible platelet…

A Ca2+-selective ionophore for biological membranes that can be used in microelectrodes for the determination of resting Ca2+-activities and of slowly changing Ca2+ levels.

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 water soluble prodrug analog of AEA with similar activity to that of AEA in the growth inhibition of C6 glioma cells; also a structural variant of LPA, however, its effects on the various LPA receptors have not been tested.

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

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

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.

11β-PGF2α is the primary plasma metabolite of PGD2 in vivo, the levels of which can increase from 6 pg/ml in a normal healthy volunteer to 490 ng/ml in patients with systemic mastocytosis. The normal human urinary excretion of 11β-PGF2α is about 11 ng/mmol creatinine (~400…

(±)15-HETE is one of the six monohydroxy fatty acids produced by the non-enzymatic oxidation of arachidonic acid. The biological activity of (±)15-HETE is similar to that of its constituent enantiomers (Item Nos. 34720 and 34710).

Testosterone is the prototypic and predominant circulating androgenic steroid. It plays a major role in the growth and function of many reproductive and non-reproductive tissues and organs including muscle, liver, and brain, directing the development of the male phenotype during embryogenesis and…

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…