A pan-caspase inhibitor that blocks apoptosis, prevents the production of cytokines, and inhibits T cell proliferation dose-dependently at 1-100 μM.

A naturally-occurring dimethyl ether analog of resveratrol; acts as a powerful antioxidant, suppresses the synthesis of PGE2 from LPS-stimulated human peripheral blood mononuclear cells (IC₅₀ = 1.0 μM), and inhibits cell proliferation (IC₅₀ = ~60 μM); evokes effects that…

A reversible, selective, allosteric antagonist of mGluR7 that blocks agonist-induced calcium mobilization (IC₅₀ = 26 nM).

A stable, cell-permeable form of α-ketoglutarate which accumulates rapidly and preferentially in cells with a dysfunctional TCA cycle; stimulates PHD activity and increases HIF-1α turnover when used at 1 mM; competitively blocks succinate- or fumarate-mediated inhibition of PHD.

A cell permeable analog of BAPTA that binds calcium only after the AM group is removed by cytoplasmic esterases; commonly used at 10-100 μM to evaluate the role of intracellular calcium in cell signaling; also inhibits Kv channels, including Kv1.3, Kv1.5, and Kv11.1 (Ki = 1.45, 1.23, and 1.30…

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 macrolide antibiotic with antifungal activity; also cytotoxic against trypanosomes (IC₅₀ = 120-540 ng/ml) while being more than 25,000 times less effective against mammalian cells; inhibits bacterial and mitochondrial ATP synthases.

15-OxoETE is produced by oxidation of the 15-hydroxyl of 15-HETE. Whether this is a major pathway of 15-HETE metabolism is yet to be clearly established.

An inhibitor of S1P lyase; treatment of mice (50 µg/ml in drinking water) increases lymphoid tissue S1P concentrations 100-fold, reducing lymphocyte egress from thymus and peripheral lymphoid organs, resulting in reversible lymphopenia.

BW 245C is a selective agonist for the DP1 receptor. The Ki of BW 245C for the inhibition of [3H]-PGD2 binding to isolated human platelet membranes is 0.9 nM. It has a reported IC50 of 2.5 nM for the inhibition of ADP-induced human platelet aggregation and an IC50 of 250 nM for the inhibition of…

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.

A cell-permeable and selective inhibitor of PIKfyve (IC₅₀ = 33 nM); reversibly impairs endosomal trafficking in NIH3T3 cells and blocks retroviral exit by budding from cells; inhibits basal and insulin-activated 2-deoxyglucose uptake (IC₅₀ = 54 nM) in adipocytes.

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 polysaccharide made of α-D-glucose units that constitutes about 20% of starch; acts as an indicator, turning blue in the presence of iodine, and has also been coupled to magnetic beads for the isolation and purification of maltose-binding protein fusion proteins.

A mixture of oligomycins A, B, and C

PLC catalyzes the hydrolysis of phosphatidyl inositol (4,5) bisphosphate (PIP2) on the cytoplasmic side of the cell membrane to yield diacylglycerol and inositol-1,4,5-triphosphate (IP3). This reaction initiates a well-known signal transduction pathway common to most cells. PLC thio-PIP2 is an…

A phosphonic analog of ATP and agonist of P2X1 and P2X3 (EC50 = ~1 µM); ~1,000-fold less potent at P2X2, P2X receptors 4-7, and P2Y receptors; used as a stable analog of ATP to study the interaction of ATP with kinases and other proteins.

A major organic tracer generated by burned cellulose; used to evaluate, in atmospheric samples, the burning of wood.

2-Tert-butyl-4-hydroxyanisole (2-BHA) is one component of butylated hydroxyanisole (BHA). This compound is commonly used as a food additive; it exhibits antioxidative activity. 2-BHA acts as a phase II enzyme inducer, increasing levels of glutathione and glutathione-S-transferase.

Antimycin A was initially produced by Streptomyces. Antimycin A binds cytochrome c reductase, inhibiting electron transport chain activity, oxidative phosphorylation, and ATP synthesis. Antimycin A is used in research models to study mitochondrial respiration and superoxide production. Grade: ≥98%

An inactive metabolite of artemisinin.

A cell-permeable, reversible inhibitor of a mitochrondrial glutaminase splice variant, glutaminase C (IC₅₀ = ~2.5 µM), which is commonly found in cancer cells; blocks transformation induced by Rho GTPases and inhibits the proliferation of cancer cell lines without affecting normal cells.

N-Acetyl-S-(N’-phenylthiocarbamoyl)-L-cysteine (PITC) is a cysteine conjugate of N-acetyl-phenylisothiocyanate. Isothiocyanates are typically found in plants of the Brassicaceae family, including broccoli, cabbage, and radish. Isothiocyanates are best known for their antioxidative, anticancer…

Best known as a potent dual inhibitor of c-Src and Abl (IC50 = 1.2 and 1.0 nM, respectively); can be effective in regulating tumor growth and differentiation; also inhibits other members of the Src and TEC families and certain other kinases at nanomolar concentrations.

A selective estrogen receptor (ER) modulator; an ER antagonist in breast tissue, effective in treating early breast cancer; an ER agonist in bone and blood vessels and a partial ER agonist in uterine tissues.

A potent uncoupler of oxidative phosphorylation in mitochondria that disrupts ATP synthesis by transporting protons across cell membranes.

The diol resulting from the sEH opening of (±)11(12)-EET; contracts artery rings with approximately 70% of the magnitude of (±)11(12)-EET.

Chenodeoxycholic acid is an endogenous bile acid synthesized by the liver; it acts as an agonist at the farnesoid X receptor (FXR). Chenodeoxycholic acid exhibits anticancer and gastrointestinal motility modulating activities. This compound treats chronic constipation and displays protective…

A selective NMDA receptor antagonist (Kd = 1.4 μM) that competitively inhibits the glutamate binding site of NMDA receptors; widely used to study the activity of NMDA receptors particularly in regard to researching synaptic plasticity, learning, and memory.

An anthracycline antitumor antibiotic agent that inhibits DNA topoisomerase II by inducing double-stranded DNA breaks; inhibits nucleic acid synthesis and induces apoptosis by intercalating within DNA.

AFC is a synthetic substrate for the isoprenylated protein methyltransferase (also known as S-adenosylmethionine-dependent methyltransferase). Because it is able to serve as a substrate for the methyltransferase, it effectively functions as an inhibitor of methylation of endogenous isoprenylated proteins.

A quinazoline that inhibits the tyrosine kinase activity of EGFR (IC₅₀ = 0.025 nM); inhibits the growth of SKOV3 and MDA-468 tumor cell lines (EC₅₀s = 6.5 and 30 µM, respectively).