Enzyme Modulators

Selective inhibitor of the mutated RET variant RETV804M, which is the anticipated drug-resistant RET mutant that can occur in tumours treated with kinase inhibitors. The compound has a biochemical IC50 of 0.02 µM and selectivity for purified RETV804M over purified RET and KDR of 3.7 and 110, respectively. The efficacy of the compound was shown also in cell cultures with IC50 of 4.4 µM, and cell assay selectivity for RETV804M over RET and KDR of 0.89 and 2.3, respectively.

Proteosome inhibitor; pro-apoptotic; has anti-myeloma activity

Fluvastatin is a statin that lowers blood cholesterol and triglycerides by inhibiting HMG-CoA reductase, an enzyme that plays a critical role in the synthesis of cholesterol. Fluvastatin has also been shown to reduce the incidence of myocardial infarction, and to reduce atherosclerotic lesions in animal models, reducing the incidence of cardiovascular disease. Fluvastatin also has been shown to inhibit the activation of toll-like receptor 4 (TLR4) by lipopolysaccharide (LPS), which may be related to its anti-inflammatory effects. Furthermore, through lowering blood cholesterol, Fluvastatin also inhibits tubulointerstitial injury and prevents renal damage caused by high concentrations of the lipid.

Drotaverine is an antispasmodic drug that is used to alleviate gastrointestinal and genitourinary smooth muscle spasms. This drug works by inhibiting phosphodiesterase-4 and increasing levels of cAMP leading to smooth muscle relaxation. Drotaverine HCl is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Tacrolimus is a calcineurin inhibitor drug that is used for the prevention of rejection after an organ transplant. This drug can also be used in the treatment of severe atopic dermatitis. Tacrolimus’ mechanism of action is not well known however it is understood that this drug inhibits T-lymphocyte activation by binding to an intracellular protein called FKBP-12. This drug also has anti-inflammatory properties. Tacrolimus monohydrate is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

The sequence of this peptide has been derived from a highly conserved region of the T-cell phosphatase TC.PTP45 and is an excellent general substrate for protein tyrosine phosphatases.The protein tyrosine phosphatase (PTP) superfamily has 103 enzymes that catalyse substrate dephosphorylation at tyrosine residues through a covalent enzyme intermediate involving a thiophosphate linkage from the active site cysteine residue. All PTPs share a common signature motif (I/V)HCXAGXGR(S/T), named the P-loop, responsible for the enzyme activity. The PTP superfamily can be divided into four classes based on their cellular localization/catalytic domains: the receptor-like PTPs (rPTPs), the non-receptor PTPs (nrPTPs), the low molecular weight PTP (LMWPTP), and the VH-1 and CDC-25 groups.PTPs are involved in regulating a plethora of cellular activities, including proliferation and differentiation, survival, migration, metabolism, and the immune response. Abnormal protein tyrosine phosphorylation has been associated with the etiology of various human diseases, including cancer, diabetes, and autoimmune dysfunctions, therefore making PTPs novel therapeutic targets.

Ligand of plasminogen; used for bleeding control

Inhibitor of Aurora kinases A, B and C

Inhibits human and mouse diacylglycerol O-acyltransferase 1 (DGAT-1) with IC50 values of 9 and 22 nM, respectively. Selective for DGAT-1 over DGAT-2 (IC50 = 53 µM), acyl coenzyme A transferase (IC50 = 296 µM) and other acyltransferases. Reduces plasma and liver triglycerides, FFA, chylomicron secretion and increases HDL cholesterol in vivo.

Specific inhibitor of the phosphoinositide 3-kinase (PI3K) alpha subunit with IC50 of 32 nM. In heart muscle it negatively regulates hypertrophic growth, causes increase in late sodium current and leads to arrhythmias. In tumours it inhibits the p110α subunit of PI3K and blocks growth factor signalling resulting in reduced tumour growth.

Odevixibat is a pharmacological agent that functions as an ileal bile acid transport inhibitor, which is synthesized through complex organic chemistry methods to create a specific molecular structure targeting bile acid transport mechanisms. It works by inhibiting the apical sodium-dependent bile acid transporter (ASBT) in the terminal ileum. This action reduces the reabsorption of bile acids from the small intestine back into the liver, thereby reducing overall bile acid levels in the body. The primary application of Odevixibat is in managing progressive familial intrahepatic cholestasis (PFIC), a rare genetic disorder characterized by impaired bile flow and accumulation of bile acids, leading to liver injury. By lowering bile acid levels, Odevixibat can alleviate symptoms such as intense pruritus and slow the progression of liver damage. Its role in improving patient outcomes in cholestatic liver diseases makes it a key therapeutic option under investigation and application. Additionally, its unique mechanism of action provides a valuable approach to addressing unmet medical needs in rare hepatic conditions.

H-9 hydrochloride is a group P2 proton pump inhibitor that inhibits the H+/K+ ATPase enzyme. It is a prodrug that is metabolized to the active form, H-9, by esterases in the gut wall. The proton pump inhibitor blocks the conversion of K+ to H+, thereby reducing gastric acidity. H-9 hydrochloride has been shown to have antimicrobial activity and has been used in the treatment of infectious diseases such as bowel disease and inflammatory bowel disease. The drug also has kinetic energy which can be measured using laser ablation and X-ray diffraction data.

Inhibits Akt translocation by targeting the pleckstrin homology (PH) domain. Inhibits hepatitis C virus NS5B RNA-dependent RNA polymerase (IC50 = 79 µM). Attenuates cannabinoid agonist-mediated proliferation of neural stem/precursor cells.

This peptide is phosphorylated by Janus kinase 1 (JAK1) and is an ideal substrate for use in kinase assays. The JAK family of kinases is essential for the signalling of a host of immune modulators in tumour, stromal, and immune cells where they are highly expressed. JAK family proteins mediate the signalling of the interferon (IFN), IL-6, and IL-2 families of cytokines.JAK kinases are associated with cytokine receptors. Cytokine binding to these receptors results in activation of JAK kinases and receptor phosphorylation. Phosphorylated cytokine receptors recruit STAT proteins, which are then phosphorylated by the activated JAK kinases. Phosphorylated STAT proteins form homo- and hetero-dimers that translocate into the nucleus and function as transcription factors.This JAK1 substrate peptide contains an N-terminal Glycine-residue and a phospho-tyrosine-residue.

Nimesulide is a non-steroidal anti-inflammatory drug that is used to treat acute pain and primary dysmenorrhea. This drug is also a cyclooxygenase inhibitor and works by targeting a range of key mediators of the inflammatory process such as histamines and free radicals to reduce pain and inflammation. Nimesulide is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Irinotecan hydrochloride trihydrate is a topoisomerase I inhibitor that is used as chemotherapy drug for colorectal cancer. By inhibiting topoisomerase I, Irinotecan hydrochloride trihydrate prevents the replication of DNA in cells, and stops the cancer cells from growing and dividing. When used for chemotherapy, Irinotecan hydrochloride trihydrate is usually part of combination therapy with other chemotherapy drugs, such as 5-fluorouracil (5-FU) and leucovorin for other cancers. Irinotecan hydrochloride trihydrate is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready to use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Cyclooxygenase inhibitor; anti-inflammatory; antipyretic; analgesic

Indirubin is a chemical compound that belongs to the indole family. It has been studied for its anti-inflammatory and antipyretic properties. Research suggests that Indirubin can inhibit certain kinases displaying antineoplastic properties. Indirubin is part of our Bio-X ™ Range. These products are aimed at life science researchers who need high quality ready-to-use products for assay development, screening or other R&D work. With a solubility datasheet and convenient vials, all of our Bio-X ™ products are in stock across our global warehouses for rapid delivery and ease of use.

Cyclosporin B is an antifungal and immunosuppressive cyclic peptide, which is derived from the fungus *Tolypocladium inflatum*. The compound is a member of the cyclosporin family, characterized by cyclic polypeptides with a unique arrangement of amino acids that enable its biological activity. Though its precise mode of action is not completely delineated, it is observed to influence cell growth and viability by potentially disrupting cellular communication or signal transduction pathways. Cyclosporin B is primarily used in scientific research due to its complex interactions with cellular processes, offering insights into fungal growth mechanisms and immune modulation. While it is not as commonly applied as Cyclosporin A in therapeutic contexts, its distinctive bioactivity makes it a subject of interest for studies in pharmacology and toxicology. Researchers explore its potential applications in discovering novel antifungal strategies and understanding immune response pathways.

An inhibitor of caspase-1 and active metabolite of VX-765. Blocks lipopolysaccharide-mediated release of cytokines. Suppresses release of interleukins IL-1β and IL-18. Reduced inflammatory cytokines, such as IL-1α, tumor necrosis factor-α, IL-6 and IL-8, observed in in vivo models of rheumatoid arthritis and skin inflammation.