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…

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

A “hybrid” analog which incorporates components of both the AEA-like and dopaminergic neurotransmitter pathways; is nearly inactive as a TRPV1 ligand and fails to elicit hyperalgesic or nocifensive responses in vivo; exhibits an “entourage” effect at concentrations of 0.1-10…

A naturally occurring phospholipid produced by cells upon inflammatory stimulation; less potent than PAF C-16 and PAF C-18 in the induction of neutrophil chemotaxis, but is equipotent to PAF C-16 and PAF C-18 in promoting eosinophil migration.

A potent anti-mitotic drug that is 100-fold more active than resveratrol at inhibiting the growth of human colon cancer Caco-2 cells; inhibits tubulin polymerization in a dose-dependent manner (IC₅₀ = 4 μM) and enzymes involved in the synthesis of the polyamines, putrescine, and spermidine.

3-HPA is an analog of AM404, which is a selective inhibitor of carrier-mediated transport of AEA. 3-HPA is metabolized by both COX-1 and COX-2 and also selectively and irreversibly inhibits COX-2 with an IC50 value of 2 µM.

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

DGLA is a metabolite produced by chain elongation of the essential fatty acid γ-linolenic acid. Ethyl DGLA is an esterified version of the free acid which is less water soluble, but more ammenable for the formulation of DGLA-containing diets and dietary supplements. DGLA has been advanced as…

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

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.

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 homolog of DHEA, characterized by the addition of an (S)-β-methyl group at the terminal ethanolamine carbon.

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…

An endogenous CB neurotransmitter that binds to both CB1 and CB2 receptors.

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…

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.

A minor alkaloid produced in plants of the Solanaceae family, including tobacco; detection in urine is used as an indicator of tobacco use; diminishes Aβ production, reduces the transcription and protein levels of β-secretase, and dose dependently inhibits NF-κB activation.

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…

An endocannabinoid analog that does not bind to CB1, CB2, or TRPV1; at 5 mg/kg antagonizes the hypotensive effects of a 10 mg/kg IV bolus of abnormal cannabidiol (Abn-CBD) in an anesthetized rat blood pressure model; relaxes isolated rat mesenteric arteries and abdominal aorta, and increases the…

An analog of AEA that potentiates the activity of endogenous AEA by blocking its re-uptake into presynaptic neurons; selectively inhibits the carrier-mediated transport of AEA without affecting anandamide hydrolysis; inhibits the transport of AEA with an IC₅₀ value of 1 µM in rat…

A potent and selective agonist of the human PGE2 receptor, EP4 with a Ki value of 0.38 nM and an EC50 value of 0.6 nM; induces thermal hyperalgesia when injected into guinea pig forepaw and increases vasodilation of human pulmonary vein.

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.

A more lipid-soluble form of DPA amenable to analysis using gas chromatography; may serve as a prodrug, since it should facilitate uptake of DPA and then be hydrolyzed by esterases to generate the free acid after uptake into cells.

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…

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.

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.

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…

(+)-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…

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.