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…

Inhibits CKII (IC50 range of 4-10 µM), Cdk7 (IC50 = ~20 µM), Cdk8 (IC50 = ~20 µM), and Cdk9 (IC50 = 3 µM); inhibits elongation during RNA polymerase II transcription; triggers p53-dependent apoptosis of human colon adenocarcinoma cells; inhibits trans-activated transcription…

N-Oleoyl glycine is a putative substrate for peptidyl glycine α-amidating enzyme in the biosynthesis of oleoyl amide.

An anti-inflammatory compound from the diaryl heterocycle class that selectively inhibits COX-2 (IC50s = 22.9 and 0.05 μM for COX-1 and COX-2, respectively; displays chemopreventive activity in multiple tumor types via proapoptotic effects independent of its capacity to block COX-2.

An aminonucleoside antibiotic that blocks protein synthesis in both prokaryotes and eukaryotes by causing premature termination of nascent polypeptide chains; used in assays for peptide-bond formation and elongation and also often used as selective agent in cell culture systems.

A broad-spectrum, indole-based antiviral compound that blocks viral fusion with target membranes, prohibiting viral entry into cells; effective against numerous viruses, including influenza A, B, and C and hepatitis B and C (IC₅₀s range from 3-12.5 µg/ml).

A flavonoid compound that acts as a powerful antioxidant; inhibits TBARS formation with an IC50 value of 6.34 µM; blocks oxLDL uptake by U937-derived macrophages at 20 µM; demonstrates potent chemopreventative potential by binding JAK1/STAT3 to inhibit neoplastic transformation of…

n-Triacontanol is a plant growth regulator found in the plant cuticle waxes and in beeswax as the palmitate ester. n-Triacontanol has been reported to have growth enhancing properties when applied to the leaves of growing plants.

2-(hydroxymethyl)-Pyrimidine is a synthetic intermediate useful for pharmaceutical synthesis.

A saturated N-acylethanolamide whose non-CB receptor-mediated pharmacology is still being elucidated; may have a role in the functioning of ion channels.

An analog of thalidomide that, at 10 μM, alters gene expression and cell viability in a range of cancer cell lines; induces proliferation and enhances the functional capacity of T-lymphocytes, amplifying co-stimulatory signaling pathways.

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.

The CysLTs, LTC4 and LTD4, are potent mediators of asthma and hypersensitivity. They induce bronchoconstriction, increase microvascular permeability, and are vasoconstrictors of coronary arteries. Their biological effects are transduced by a pair of GPCRs, CysLT1 and CysLT2. Montelukast (sodium…

A racemic mixture of D- and L-phosphinothricin, used as the active ingredient in broad spectrum herbicides; also used, with the bar gene, which encodes phosphinothricin acetyltransferase, for selection during genetic engineering in plants.

An N-acylethanolamide that inhibits dietary-restriction-induced lifespan extension in wild type and TOR pathway mutant nematodes; also has anti-inflammatory properties, suppressing the expression of IL-6 and MCP-1 in 3T3-L1 adipocytes in response to lipopolysaccharide.

A natural product which effectively kills malarial parasites of the genus Plasmodium (IC50 = 4.0 nM); also used against a wide range of trematodes, including Schistosoma; has potential applications in certain types of cancer and inflammatory conditions.

An orally active small molecule drug with antioxidant, anti-inflammatory, and anti-fibrotic effects; reduces inflammatory cytokine production, suppresses TGF-β expression, and lowers markers of oxidative stress; has effectiveness in IPF and other conditions with a significant fibrotic component.

A natural triterpene which stimulates wound healing; induces cell cycle arrest and apoptosis in breast cancer cells (IC50 = 5.9 µM for MCF-7 cells); blocks angiogenesis in glioblastomas; down regulates BACE1 while increasing ADAM10 maturation in primary rat cortical neurons; protects against…

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

Pargyline is an irreversible inhibitor of monoamine oxidase (MAO) that is used clinically to treat moderate hypertension. At 10 mg/kg iv, pargyline induces a moderate decrease of systolic blood pressure in unanaesthetized hypertensive rats but not normotensive WKR or Sprague-Daley rats. The…

A natural benzoquinone which directly binds and inhibits XIAP (IC50 = 4.1 μM); blocks growth while activating caspases and promoting apoptosis in cancer cells expressing high levels of XIAP; prevents NF-κB activation by inhibiting IKK; protects against XIAP- and caspase-dependent inflammation.

An anti-inflammatory steroid.

Activates the aryl hydrocarbon receptor (Ki = 5.4 µM), inducing the expression of both detoxifying enzymes, resulting in pyocyanin degradation, and cytokines that facilitate the clearance of bacteria; accelerates neutrophil apoptosis, resulting in resolution of acute inflammation.

A dihydropyridine used as an antihypertensive agent due to its ability to block L-type and T-type calcium channels; also binds to adenosine A₁, A_2A, and A₃ receptors with K_i values of 8.96, 23.0, and 8.3 µM, respectively.

A DNA alkylating agents that induces DNA interstrand and intrastrand crosslinks, cytotoxicity, and apoptosis; inhibits the growth of PC-3 prostate cancer cells with IC₅₀ values of 0.074 or 0.77 μM for sequential dosing or single dosing, respectively.

A selective cholesterol transport inhibitor that targets the NPC1L1 (KDs = 12,000, 540, 40, and 220 nM for its glucuronide in mouse, rat, rhesus monkey, and human, respectively); blocks intestinal cholesterol absorption in various animal models (IC₅₀s = 0.0005-0.05 mg/kg).

A steroid hormone produced in the cortex of the adrenal glands that binds to both glucocorticoid and mineralocorticoid receptors; also is the precursor to aldosterone synthesis.

A reversible inhibitor of cysteine, serine, and threonine proteases; inhibits cathepsin B (Ki = 6 nM), calpain (Ki = 10 nM), trypsin (Ki = 35 nM), plasmin (Ki = 3.4 μM), and kallikrein (Ki = 19 μM), and has no effect against chymotrypsin, elastase, renin, or pepsin.

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 water soluble, irreversible, broad spectrum inhibitor of serine proteases, including trypsin, chymotrypsin, plasmin, thrombin, and kallikreins; also inhibits NADPH oxidase.

An acylated amino acid that is used as a urinary biomarker for several indications; increased urinary excretion is indicative of MCAD deficiency; can also be used as a biomarker for exposure to gamma radiation.

A receptor antagonist acting at the muscarinic receptors (Ki = 5.5, 47, 0.84, 8.6, and 2.3 nM for M1 through M5, respectively); effective in treating problems related to the lower urinary tract.