An inhibitor of human recombinant PDE5 (IC₅₀ = 5.9 µM); used to treat erectile dysfunction and has been shown to have anti-cancer and antioxidant activity; induces differentiation of cardiomyocytes and increases the proliferation and differentiation of cultured human osteoblasts.

A bile salt formed in the liver by conjugation of cholic acid with taurine that can be used to solubilize lipids and membrane-bound proteins.

A triazole antifungal agent that is effective against most Candida strains.

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 cell-permeable antagonist of IP3 receptors.

An N-acetylglucosamine derivative that has been shown to promote hyaluronic acid production.

An antimycotic prodrug that is converted by cytosine deaminase to 5-fluorouracil, a cytotoxic drug that inhibits viral infections and has cytotoxic effects on cancer cells.

Induces protein expression where the gene is under the control of the lac operator by triggering transcription of the lac operon in cloning procedures.

N-acetyl-D-leucine is a D-amino acid that is deacylated in bacteria by d-aminoacylase enzymes. D-amino acids inhibit bacterial biofilm formation when they are incorporated into the cell wall. Compounds such as N-acetyl-D-leucine induce release of amyloid fibers that link cells together in the…

A polyene macrolide used in the treatment of infections caused by C. albicans, A. fumigatus, and parasitic L. protozoans, as well as in tissue culture to prevent fungi from contaminating cell cultures; binds with ergosterol in fungal cell membranes, altering membrane permeability and ultimately…

A mixture of at least four closely related components, polymyxin B1 to B4, with polymyxin B1 and B2 being the two major components; demonstrates rapid in vitro bactericidal activity against major multidrug-resistant Gram-negative bacteria, including P. aeruginosa, A. baumannii, and K. pneumonia.

A thio analog of the purine base guanine that incorporates into DNA during replication, inducing double-strand breaks that destabilize its structure and result in cytotoxicity; used as a chemotherapeutic for acute leukemia and other types of cancer, including BRCA2-mutated tumors.

An inhibitor of fibrinolysis that blocks the interaction of plasmin with fibrin (IC₅₀ = 3.1 µM).

Urinary metabolite of leucine that is used as a diagnostic tool in the diagnosis of various acidemias and mitochondrial fatty acid β-oxidation defects.

An indoleamine neurohormone whose levels vary in a daily cycle, thereby allowing the entrainment of the circadian rhythms of several biological functions in animals, plants, and microbes; acts as a powerful antioxidant that protects lipids, proteins, and DNA against oxidative damage.

A tyrosine kinase inhibitor which acts on EGFR, inhibiting EGFR-associated kinase activity (IC50 = 2.5 µM) and tumor growth in human HN5 tumor xenografts in mice with an ED50 value of 9 mg/kg; drug form of Erlotinib, Tarceva™, is used to treat certain forms of cancer.

A triazole-containing plant growth retardant that is known to inhibit the biosynthesis of gibberellins.

Aceclofenac is a diclofenac analog that exhibits anti-inflammatory and analgesic activities. Aceclofenac is a non-steroidal anti-inflammatory drug (NSAID) that somewhat selectively inhibits COX-2; it is clinically used to treat rheumatoid arthritis, osteoarthritis, and ankylosing spondylitis.…

L-Citrulline is a by product of NO formation from metabolism of L-arginine that exhibits tocolytic and antioxidative activities. L-Citrulline was originally found in watermelon. In isolated rat uteri, L-citrulline decreases uterine contractile force through stimulation of the NO-cGMP relaxant…

4-Bromoflavone displays antioxidative and chemopreventive activities. 4-Bromoflavone activates Nrf2-Keap1-ARE complex signaling and also induces quinone reductase and other phase II enzymes. Additionally, this compound prevents the development of mammary tumors, increasing tumor latency in vivo.

Caffeic acid is an inhibitor of 5-LO with an IC₅₀ value of 3.7-72 µM and 12-LO with an IC₅₀ value of 5.1-30 µM.

A chromogenic substrate that, like other tetrazolium compounds, can be reduced to produce a colored formazan derivative; used in the “NBT test” to evaluate the activity of NADPH oxidase in phagocytes; paired with PCIB for the colorimetric detection of alkaline phosphatase activity.

A chemical chaperone that rescues the trafficking of misfolded proteins and weakly blocks HDAC activity (IC50 = 0.4 mM), leading to cell cycle arrest, differentiation, and/or apoptosis of various tumors.

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

Chrysin is a flavone/flavonoid initially found in Passiflora, Oroxylum, and Pleurotis; it is also a byproduct found in propolis. Chrysin exhibits anti-estrogenic, anti-inflammatory, anxiolytic, neuroprotective, cognition enhancing, antioxidative, anti-metastatic, anticancer chemotherapeutic, and…

A cyclic oligosaccharide containing seven D-(+)-glucopyranose units that is widely used to improve the aqueous solubility of various compounds, especially those containing a phenyl group.

A third generation fluoroquinolone with antibacterial activity; inhibits type II topoisomerases (IC₅₀s = 8.06 and 9.81 µg/ml for DNA gyrase and topoisomerase IV, respectively).

An NSAID commonly used in animals to combat pain and inflammation, particularly as associated with osteoarthritis; inhibits both COX-1 and COX-2 (IC₅₀s = 22.3 and 3.9 µM, respectively) and also FAAH (IC₅₀ = 74 µM).

A class III antiarrhythmic agent; inhibits KCNH2 with an IC₅₀ value of 1 µM; also inhibits CYP2C8 and CYP3A4 in vitro at low micromolar concentrations.

Cysteine conjugate of benzyl isothiocyanate, N-dimethylnitrosamine demethylase inhibitor. It induces apoptosis in bladder cancer cells and inhibits cell growth in leukemia cells. Grade: ≥98

A fluorogenic substrate of β-glucuronidase that upon cleavage yields a blue fluorescent end product that can be monitored by UV light; typically used in the GUS reporter system for fluorescent detection of β-glucuronidase gene expression in E. coli and transformed plants.

A blue non-fluorescent dye that is used as an oxidation-reduction indicator in cell viability assays in a variety of cells; can be reduced to the highly red-fluorescent product resorufin (excitation: 530-540 nm; emission: 585-595 nm) and used as a quantifiable detection agent in enzyme activity or…