A platinum-containing compound that acts as an alkylating agent; used alone or in combination therapy in the treatment of several types of cancer; inhibits the RecA recombinase of M. tuberculosis (IC₅₀ = 2 µM), blocking protein splicing and cell growth.

A β-lactam antibiotic in the cephalosporin class.

A synthetic intermediate used in glycosylation reactions.

An isoflavonoid phytoestrogenic compound found in soybeans, pea pods, and other legumes; acts as a tyrosine kinase inhibitor, has chemopreventive effects on breast, prostate, and other endocrine-dependent tumors.

A natural triterpenoid carboxylic acid that is known to have antioxidative, antimicrobial, anti-inflammatory, and anticancer activities; inhibits Na+/K+-ATPase activity (IC50 = 24.7 μM) and blocks NF-κB activation in various human cancer cells lines (10-100 μM), inhibiting cell…

A selective β-adrenoceptor agonist that shows high affinity for β1, β2, and β3 (Ki = 224, 458, and 1,570 nM, respectively); inhibits contractions in isolated field stimulated rat vas deferens at low concentrations (EC₅₀ = 45.6 nM); increases cAMP levels and can…

A synthetic cytokinin used as a media supplement to regulate growth in woody plant tissue cultures and micropropagations; concentrations below 1 µM promote axillary proliferation, whereas concentrations above 1 µM can stimulate the formation of callus, adventitious shoots, or somatic embryos.

An anti-inflammatory steroid.

An analog of folic acid and aminopterin that is used in the treatment of cancer, autoimmune diseases, ectopic pregnancy, and for the induction of medical abortions; induces adenosine release, inhibits the metabolism of folic acid, and blocks key enzymes in the synthesis of purines and pyrimidines…

The oxidized form of NADPH; serves as a cofactor in various biological reactions.

ALA is an essential fatty acid found in leafy green vegetables. ALA, as part of a low saturated fat diet, helps prevent cardiovascular disease. ALA decreases blood pressure, serum cholesterol levels, and platelet aggregation.

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 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 cell-permeable substrate for aminopeptidase M and leucine aminopeptidase that was developed for intracellular analysis of protease activities.

A tertiary amine that complexes with, and stabilizes, Cu(I) to accelerate azide-alkyne cycloadditions, as used in click chemistry.

A metabolically stable adenosine analog that binds to adenosine A1, A2A, and A3 receptors with Ki values of 300, 80, and 1,900 nM, respectively; anticonvulsive activity in a rat model of generalized seizures.

An enzyme substrate for glycolysis and gluconeogenesis pathways; metabolized to pyruvate by pyruvate kinase during glycolysis; formed from phosphoenolpyruvate carboxykinase-catalyzed oxaloacetate decarboxylation during gluconeogenesis.

An antifungal agent that acts as an inverse agonist to disrupt Hh signaling (IC₅₀ = 0.8 μM); treatment at 100 mg/kg twice per day has been shown to suppress the growth of medulloblastomas from a Ptch+/-p53-/- mouse allograft model.

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).

An irreversible inhibitor of γ-glutamylcysteine synthetase (Ki limiting enzyme for GSH synthesis, that induces oxidative stress in cells by depleting GSH; enhances the toxicity of various chemotherapeutic agents in drug-resistant tumors.

A synthetic analog of 2'-deoxy-guanosine which is used to treat or prevent cytomegalovirus (CMV) infections; inhibits the replication of human CMV with an IC₅₀ value of 0.01 μM and is effective against strains of CMV from human, monkey, mouse, and guinea pig.

A natural retinoid that associates with CRBP-I and CRBP-II (Kds = 50 and 90 nM, respectively), which are involved in the intracellular transport of retinol; an intermediate of the phototransduction pathway of photoreceptors; can form toxic conjugates with proteins and lipids, leading to…

An intermediate in the catabolism of aromatic amino acids; formed in excess during alkaptonuria.

An intermediate in the interconversion of glucose and galactose.

A benzopyrene derivative that is activated by hepatic cytosol into electrophilic sulfuric acid esters, which are capable of forming covalent DNA adducts and inducing mutations.

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 photoactivatable ribonucleoside analog that is widely used for RNA analysis, including short-range RNA-RNA crosslinking and nascent RNA labeling.

A fluorescent indicator of peroxynitrite formation; neither NO, superoxide, nor hydrogen peroxide alone appear to oxidize DCFH.

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.

The primary active component of the heat and pain-eliciting lipid-soluble fraction of the Capsicum pepper and present in natural hot pepper extracts; elicits a sensation of burning pain by activation of TRPV1 on small, non-myelinated polymodal C-type nociceptive nerve fibers and has been widely…

The reduced form of the electron acceptor NADP+ and acts as an electron donor in various biological reactions.

A natural alkaloid that acts as a selective and reversible α2-adrenergic receptor antagonist (Ki = 12 nM); also acts as a receptor antagonist at the serotonin 5-HT2B receptor (Ki = 14.3 nM).