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…

Spermine NONOate is a NO donor. It spontaneously dissociates in a pH-dependent, first-order process with a half-life of 39 minutes and 230 minutes at 37°C and 22-25°C, respectively, (pH 7.4) to liberate 2 moles of NO per mole of parent compound.

A potent dopamine receptor agonist that binds the D2 receptor with highest affinity (Ki = 2.5 nM); avidly binds the serotonin receptors 5-HT1A and 5-HT1D (Ki = 12.9 and 10.7 nM, respectively), as well as α and β adrenoreceptors.

An abundant oligosaccharide in the milk of many mammals, including cows and humans, particularly postpartum; avidly binds several viral strains, including strains of influenza, HIV-1, reovirus, and polyomavirus, in some cases altering viral infectivity.

A thiol-reactive fluorogenic probe; used to evaluate or quantify a variety of compounds containing reactive sulfur or thiol groups, including H2S, glutathione, proteins, and nucleotides.

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

A potent pan inhibitor of class I catalytic subunits of PI3K, inhibiting p110α, β, δ, and γ with IC50 values of 3, 33, 3, and 75 nM, respectively; inhibits the growth of certain types of cancer cells, and blocks signaling through PI3K to Akt, both in cells and in vivo.

Phytochemical from cruciferous vegetables that demonstrates anticancer and chemopreventative effects (10-30 µM) involving the induction of Phase 2 enzymes, promotion of apoptosis, induction of cell cycle arrest, inhibition of cell proliferation, and inhibition of histone deacetylases and DNA…

A broad-spectrum nitrofuran antibiotic used against urinary tract infections and as therapy for acute diarrhea of bacterial origin; inhibits the survival and migration of cancer cells, suppressing tumor growth and metastasis in vivo, at least in part by inhibiting STAT3 (IC₅₀ = 10 µM).

A β-adrenergic receptor agonist with potent positive inotropic effects in vivo; strongest effects on β1 receptors, with lesser but significant β2 receptor activation and only weak α1 receptor actions; strongly increases cardiac contractility.

A competitive HDAC inhibitor that inhibits HDAC1 (IC50 = 0.25 μM) and HDAC3 (IC50 = 0.30 μM); causes cell differentiation, cell cycle arrest, or apoptosis.

An atypical antidepressant with diverse actions, most notably on the glutamatergic system; attenuates glutamate release and modulates the function of AMPAR; acts as an agonist of the µ-opioid receptor (EC₅₀s = 194 and 641 nM for human and mouse receptors, respectively).

A catatoxic steroid that acts as an agonist of the rodent PXR at µM concentrations; mediates induction of hepatic CYP3A, Oatp2, and Cyp7a1, regulating both xenobiotic and bile acid homeostasis.

A potent inhibitor of PDE5 (IC50 = 1-5 nM) that also blocks the activity of PDE11 (IC50 = 10-33 nM); IC50 values against other isoforms of PDE are in the micromolar range; pharmacokinetics are highlighted by its prolonged duration of effect.

A conjugate of biotin and lysine used for derivatization or conjugation to proteins and other molecules with a medium-chain length spacer; also used as an anterograde, retrograde, or intracellular neuroanatomical tracer that is fixable with aldehyde-based fixatives.

A broad spectrum tyrosine kinase inhibitor that blocks angiogenesis through its actions on VEGFR isoforms; has low nanomolar efficacy against VEGFR1 (FLT1), VEGFR2, VEGFR3 (FLT4), and KIT, as well as CSF1R, PDGFRA, and PDGFRB; effective in vivo and useful in the management of certain types of cancer.

A second generation antiepileptic compound used to prevent convulsions in a variety of settings; binds the synaptic vesicle protein SV2A (pIC₅₀ = 5.7), presumably altering vesicle exocytosis; alters the metabolism and turnover of GABA.

A substrate for the synthesis of RNA during the transcription process and the synthesis of DNA during DNA replication; participates in G-protein-related signal transduction where it is converted to GDP through the action of GTPases.

A potent disruptor of microtubules used as a chemotherapeutic compound; inhibits growth of cervical (HeLa), lung (A549), breast (MCF-7), colon (HT-29), ovarian (OVG-1), and pancreatic (PC-Sh) carcinomas with IC50 values ranging from 2.5-7.5 nM; induces mitotic arrest and initiates apoptosis of…

4-Pyrimidinecarboxaldehyde, dimethyl acetal is a synthetic intermediate useful for pharmaceutical synthesis.

A natural alkaloid with antiviral properties, inhibiting the replication of hepatitis B alone and in combination with lamivudine; prevents fibrosis in a number of organs including liver, at least in part by interfering with TGF-β signaling.

An analog of adenosine monophosphate that has antiviral activity; converted by cellular enzymes to tenofovir diphosphate, an obligate chain terminator that inhibits the activity of HIV reverse transcriptase and HBV polymerase.

A specific, cell-permeable inhibitor of S6K1 (IC₅₀ = 160 nM); does not inhibit S6K2, MSK, or RSK, or many other unrelated kinases, under conditions in which it inhibits S6K1 activity.

A member of the 2-aryl propionic acid group of NSAIDs that reduces inflammation through inhibition of NF-κB and AP-1 activation; decreases survival of prostate tumor cells by inducing p75NTR protein expression; inhibits the enzyme γ-secretase thereby preventing the formation of the…

A potassium channel activator that causes local relaxation in smooth muscle by increasing membrane permeability to potassium ions; relaxes rat aorta rings (ED₅₀ = 19.3 μM) and has been used as a vasodilator in the treatment of hypertensio

A dietary flavonoid which has diverse physiological activities through both direct and indirect effects; directly binds ERα and ERβ, acting as an inverse agonist or agonist; acts as an antioxidant; suppresses signaling through certain receptor tyrosine kinases, including EGFR and HGF.

A prodrug for mycophenolic acid, an inhibitor of inosine monophosphate dehydrogenase; blocks de novo GTP generation as well as RNA and DNA synthesis; inhibits lymphocyte proliferation and activation; used to benefit organ transplantation as well as autoimmunological diseases like lupus.

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.

A cell permeable derivative of GSH that undergoes hydrolysis by intracellular esterases to release GSH; used to protect cells against damage from radiation, oxidants, and various toxic compounds including heavy metals.

A fluoroquinolone antibiotic that displays broad spectrum antibacterial activity by inhibiting the bacterial regulatory enzyme DNA gyrase (IC₅₀ = 0.92 µg/ml) as well as topoisomerase IV (IC₅₀ = 1.62 µg/ml).

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 nonpeptide angiotensin II receptor antagonist which selectively and insurmountably inhibits the angiotensin II AT1 receptor subtype (IC₅₀ = 2.7 nM); does not alter PPARγ activity.