A lipid peroxidation product; actively modifies histidine and lysine residues on proteins and causes protein cross-linking.

A kaempferol glycoside that selectively inhibits RSK2 with an IC50 value of 89 nM (Ki = 1 μM) without interfering with upstream activators of RSK, including ERK, MEK, EGFR, and PKC; inhibits the proliferation of MCF-7 breast cancer cells at 100 μM and attenuates angiotensin II-induced cell…

Intended for use as an internal standard for the quantification of diclofenac by GC- or LC-MS.

A prominent amino-acyl endocannabinoid isolated from rat brain during lipidomics profiling that may activate TRPV1 and TRPV4.

A natural type B trichothecene produced by certain species of the fungus Fusarium; inhibits protein biosynthesis, binds to peptidyl transferase, and inhibits the synthesis of RNA and DNA; passes the blood-brain barrier at different rates in different animals.

15(S)-15-methyl PGE2 is a potent, metabolically stable analog of PGE2. It is a potent gastric antisecretory and antiulcer compound. 15(S)-15-methyl PGE2 binds to human myometrium with twice the affinity of PGE2 and is ten times more potent than PGE1 in contracting uterine smooth muscle.

A selective, reversible inhibitor of vacuolar H+-ATPases (V-ATPases), blocking these proton pumps in mammalian, plant, or fungal cells with an IC50 value in the 4-400 nM range; also inhibits autophagy by preventing vacuolar acidification necessary for autophagosome maturation.

11β-PGE2 is the C-11 epimer of PGE2. It is a moderate inhibitor of PGE2 binding to rat hypothalamic membranes with a Ki value of 53 nM. 11β-PGE2 also stimulates bone resorption in rats at concentrations of 10-8 to 10-6 M which is similar to PGE2. 11β-PGE2 inhibits PGE2 binding to the…

A synthetic version of the endogenous antidiuretic hormone arginine vasopressin; acts as an agonist at human vasopressin V1a, V1b, and V2 receptors with Ki values of 62.4, 5.8, and 23.3 nM, respectively.

A fluorogenic substrate of palmitoyl-protein thioesterase.

A potential metabolite of 8-iso PGF2β via the 15-hydroxy PGDH pathway.

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…

Produced from Ins(1,2,3,5,6)P5 via a minor enzymatic phytate degradation pathway by K. terrigena; moderately effective in opening calcium channels relative to Ins(1,4,5)P3.

Contains four deuterium atoms at the 3', 3', 4', and 4' positions; is intended for use as an internal standard for the quantification of tafluprost by GC-or LC-mass spectrometry.

Misoprostol is a widely sold analog of PGE1 which has potent but relatively non-selective agonist activity with respect to the prostanoid EP receptor subgroup. Misoprostol has been used therapeutically for many years in humans for the treatment of gastric ulcer disease under the Searle tradename…

Steroisomer of PGF1α with both C-9 and C-11 hydroxyls inverted.

Largely acts a cell signaling intermediate; serving as substrate to produce IP5s, which can be further phosphorylated to produce Ins(1,2,3,4,5,6-)P6; also phosphorylated to produce phytic acid, which serves diverse roles in eukaryotic tissues; a poor activator of the Ins(1,4,5)-P3 receptor in vitro.

An intermediate in the HMG-CoA reductase pathway derived directly from farnesyl pyrophosphate and used in the biosynthesis of terpenes and terpenoids; also serves as a substrate in the prenylation of a variety of critical intracellular proteins including small GTPases.

An analog of wortmannin; irreversibly binds PI3K; inhibits recombinant PI3K and mTOR (IC₅₀ = 2.7 and 193 nM, respectively) and prevents the growth of LNCap cells (IC₅₀ = 1.46 μM).

A synthetic analog of natural PtdIns featuring C8:0 fatty acids at the sn-1 and sn-2 positions; contains the same inositol and DAG stereochemistry as the natural compound.

13,14-dihydro-19(R)-hydroxy PGE1 is the theoretical metabolite of 13,14-dihydro PGE1 by ω-1 hydroxylase. There are no known reports on its biosynthesis or biological activity.

Iloprost is a second generation structural analog of prostacyclin (PGI) with about ten-fold greater potency than the first generation stable analogs, typified by carbaprostacyclin. Iloprost binds with equal affinity to the human recombinant IP and EP1 receptors with a Ki of 11 nM. Iloprost…

A selective inhibitor of PAD4 (IC₅₀ = 200 nM in the absence of calicum); inhibits the citrullination of PAD4 target proteins and diminishes NET formation in mouse neutrophils.

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

Active metabolite of lactacystin, a widely used selective inhibitor of the 20S proteasome, with at least 10 times better activity; irreversibly alkylates subunit X of the 20S proteasome.

A natural yellow carotenoid, which can be found in plants, egg yolks, and in the human retina; a lipid-soluble antioxidant that can circulate in the plasma and confer cardioprotective, anti-inflammatory, and anti-angiogenic effects.

An internal standard for the quantification of PGE2-1-glyceryl ester by GC- or LC-MS.

D-myo-Inositol-3,4,5,6-tetraphosphate (sodium salt) (Ins(3,4,5,6)-P4) is one of several different inositol oligophosphate isomers implicated in signal transduction. It almost completely inhibits calcium-activated chloride channels at a concentration of 8-10 µM. Related inositol…

A plant growth regulator with anticancer activity.

8-iso PGE2 is one of several isoprostanes produced from arachidonic acid during lipid peroxidation. It is a potent renal vasoconstrictor in the rat. 8-iso PGE2 inhibits U-46619 or I-BOP-induced platelet aggregation with IC₅₀ values of 0.5 and 5 µM, respectively. When infused into…

A synthetic peptide (PKTPKKAKKL) corresponding to a sequence of histone H1; phosphorylated by Cdk5 with a Km value of 5 µM.

A major inactive metabolite of clopidogrel that is used as a reference standard for quantitative analysis of clopidogrel metabolism.