A broad-spectrum antibiotic that inhibits protein synthesis by inducing miscoding; commonly used as a dominant selection antibiotic for genetically modified bacteria, yeasts, fungi, protozoa, plants, and mammalian cells.

A water soluble and metabolically stable curaxin that activates p53 with an EC₅₀ value of 0.37 µM and inhibits NF-κB with an EC₅₀ of 0.47 µM; has broad anticancer activity in mice when administered orally.

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

Myriocin is an amino fatty acid antibiotic derived from certain thermophylic fungi, in this case Mycelia sterilia. It is a potent immunosuppressant having 10- to 100-fold more activity than cyclosporin A. Myriocin is a potent inhibitor of serine palmitoyltransferase (Ki = 0.28 nM), the enzyme that…

A potential metabolite of bimatoprost when administered to animals; potential minor impurity in commercial preparations of bimatoprost.

A potent, selective inhibitor of all three JNK isoforms (Ki values range from 25 to 50 nM); bioavailable when delivered by gavage, blocking JNK signaling and renal fibrosis in a rat obstructed kidney model; decreases hepatic necrosis and apoptosis after orthotopic liver transplantation in rats.

Selective inhibitor of aldo-keto reductase 1C1 (AKR1C1; Ki = 4 nM) versus AKR1C2, AKR1C3, and AKR1C4 (Ki = 0.087, 4.2, and 18.2 μM, respectively); potently inhibits the metabolism of progesterone in endothelial cells overexpressing AKR1C1 (IC₅₀ = 460 nM).

A specific Akt inhibitor that has been shown to inhibit proliferation and to induce apoptosis of thyroid cancer cells (IC₅₀ = 30-60 nM in vitro); inhibits Akt, PDK1, and FLT3 in acute myelogenous leukemia cells, decreasing the colony-forming ability of these cells (IC₅₀…

A potent cell-permeable antagonist of calmodulin that inhibits Ca2+/calmodulin cyclic nucleotide phosphodiesterase more potently than W-7 (IC₅₀ = 3.2 and 26 µM, respectively).

A certified reference material categorized as a phytocannabinoid; produced by the oxidocyclization of cannabigerolic acid by cannabidiolic acid synthase; intended for research and forensic applications,,

A potent, ATP-competitive inhibitor of ROCKs including p160ROCK (Ki = 140 nM) and ROCK-II (IC50 = 800 nM); also inhibits PRK2 with an IC50 value of 600 nM.

A highly ROS formed in vivo by the reaction of NO with superoxide; acts as a powerful oxidizing agent that can initiate lipid peroxidation, oxidize sulfhydryls, and nitrate the aromatic residues of proteins.

A protopanaxatriol that has diverse in vitro and in vivo effects, including neuroprotective, anti-inflammatory, and anti-diabetic actions; protects against DNA damage and apoptosis induced by ultraviolet light.

11β-PGE1 is an epimerized form of PGE1 at the C-11 position. 11β-PGE1 is a less potent isomer of PGE1. It is 13% and 3.6% as potent as PGE1 in contracting the rat uterus and guinea pig ileum, respectively.

An active metabolite of propranolol, inhibiting β1- and β2-adrenergic receptors with KD values of 2.4 and 5.8 nM, respectively; comparable to propranolol in potency in antagonizing the effects of isoprenaline on heart rate and blood pressure in cats and dogs.

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…

11-keto-β-Boswellic acid is a naturally occurring pentacyclic triterpene isolated from the gum resin exudate from the stem of the tree B. serrata (frankincense). Boswellic acids are specific, non-redox inhibitors of leukotriene synthesis via 5-lipoxygenase that demonstrate anti-inflammatory…

A cell-permeable derivative of 2-HG.

A γ-secretase inhibitor that blocks Notch processing (IC₅₀ = 1.7 nM); reduces Aβ40 levels by 71% in an APP transgenic mouse model within 4 hours after a single 100 μM/kg dose.

A 2' deoxy analog of 5-azacytidine which is incorporated into DNA and causes hypomethylation by inhibiting DNA methyltransferases in a concentration-dependent manner; useful in conditions characterized by DNA hypermethylation, as is found in myelodysplastic syndromes.

A potent and selective PPARγ ligand. It binds to the PPARγ ligand-binding domain with a Kd value of 43 nM.

Binds avidly and selectively to the structurally-similar bromodomains of SMARCA4 and PB1(domain 5) with Kd values of 89 and 48 nM, respectively; also interacts with the bromodomain of SMARCA2; does not interact with other bromodomains or with a panel of kinases.

A stable analog of PFT-α, formed by the condensation of PFT-α in solution; inhibits the growth of the cancer cell lines IGROV-1, A2780, and HCT116 (IC₅₀ = 23, 77, and 103 μM, respectively); induces autophagy in HCT116 cells and sensitizes IGROV-1 and H460 cells to…

Less potent than AEA (Item No. 90050) at the CB1 receptor (Ki = 600 versus 90 nM); inhibits FAAH.

A redox indicator used to detect cellular respiration; primarily reduced by Complex I in mitochondria and, under anaerobic conditions, is completely reduced to an insoluble red 1,3,5-triphenylformazan.

C-6 ceramide is a cell-permeable analog of naturally occurring ceramides. With a longer carbon chain than C-2 ceramide, it is somewhat more hydrophobic, and may more closely mimic the effects of natural ceramides. C-6 ceramide mediates many diverse biological activities including apoptosis,…

A natural anthocyanidin.

A certified reference material categorized as a phytocannabinoid; a common component of hashish but is not psychoactive until heating, which converts it to ?9-THC; provided as a DEA exempt preparation; intended for research and forensic applications

Produced from Ins(1,2,3,5,6)P5 via a minor enzymatic phytate degradation pathway by K. terrigena; moderately effective in opening calcium channels relative to Ins(1,4,5)P3.

A specific inhibitor of PI3K activity and a widely used inhibitor of the autophagy; at 5 mM, inhibits protein degradation in rat hepatocytes by 65% and blocks class I, II, and III PI3Ks, including some downstream targets.

Linoleic acid is a PUFA prevalent in the western diet. The peroxide free linoleic acid is protected from autoxidation by the antioxidant BHT (2,6-Di-tert-butyl-4-hydroxytoluene). Linoleic acid is also available without BHT (Item No. 90150).

A dual PPARα/γ ligand that displays partial agonism toward PPARγ (EC₅₀s = 0.22, 0.26, and 0.48 µM for hPPARα, mPPARα, and hPPARγ, respectively); improves glucose homeostasis in diet-induced insulin resistant mice.