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

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…

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).

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

(±)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.

A reversible, competitive thrombin inhibitor (Ki = 5 nM) that shows selectivity for thrombin over other clotting pathway enzymes.

The COX Colorimetric Inhibitor Screening Assay measures the peroxidase component of cyclooxygenases. The peroxidase activity is assayed colorimetrically by monitoring the appearance of oxidized TMPD at 590 nm. Inhibition of COX activity by a variety of selective and nonselective inhibitors shows…

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.

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

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

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 Designed for direct snap and inject use in mass spectrometry applications Ideally suited for method development and as a…

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…

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 potent inhibitor of HCV infection (EC₅₀ = 17 nM) that displays low cytotoxicity of virally-infected human hepatoma Huh7.5.1 cells (CC₅₀ = 21.3 µM); displays good pharmacokinetics in mice when delivered intraperitoneally, with preferential liver distribution without…

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

A potent, stable, and selective agonist analog of AEA with a Ki value of 2.2 nM at the isolated rat CB1 receptor; 325 times more potent at the CB1 receptor compared with the CB2 receptor; induces hypothermia in mice with the same efficacy as AEA, in spite of its much higher affinity for the CB1…

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

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…

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…

EPA is an ω-3 fatty acid abundantly available in marine organisms. It is a poor substrate for COX-1. EPA has been shown to offer protection against coronary heart disease, thrombosis, ischemic brain injury, scaly dermatitis, and some inflammatory diseases.

A selective calcium ionophore that mobilizes intracellular calcium stores. It is used as a research tool to raise the intracellular level of calcium, to study calcium transport across biological membranes, and to stimulate the intracellular production of cytokines.

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.

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.

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.

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…

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.

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…

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

An 8-aza-9-oxo-15-hydroxy saturated analog of PGE2; selectively binds the EP4 receptor (Ki = 35 nM) relative to the EP1, EP2, and EP3 receptors (Ki = 3,000, 2,000, and >3,000 nM, respectively); stimulates cAMP formation in excised mouse ovaries.

One of the six monohydroxy fatty acids produced by the non-enzymatic oxidation of arachidonic acid.

A plant growth regulator involved in the signaling mechanisms for a variety of conditions including plant defense, wound healing, tuberization, fruit ripening, and senescence.

NAM is a potent, irreversible inhibitor of MAGL or MAGL-like activity in rat cerebellar membranes, exhibiting an IC50 value of 140 nM. Inhibition of MAGL by the sulfhydryl-reactive maleimide group of NAM suggests a critical cysteine residue is present in the substrate-binding site of the enzyme.