GSK-3 Inhibitor

Cromolyn (Cromoglycate) is an orally active GSK-3β inhibitor with an IC₅₀ of 2.0 μM. Cromolyn is also a mast cell stabilizer that can inhibit the release of mediators from mast cells, regulate reflex bronchoconstriction, and reduce non-specific bronchial hyperreactivity, and Cromolyn can be used in the research of bronchial asthma. In addition, Cromolyn has multiple activities such as anti-inflammatory, anti-allergic, anti-histamine, anti-cancer, and neuroprotective effects.

R547 is a potent, selective and orally active ATP-competitive CDK inhibitor, with K_is of 2 nM, 3 nM and 1 nM for CDK1/cyclin B, CDK2/cyclin E and CDK4/cyclin D1, respectively.

Alsterpaullone (9-Nitropaullone) is a potent CDK inhibitor, with IC₅₀s of 35 nM, 15 nM, 200 nM and 40 nM for CDK1/cyclin B, CDK2/cyclin A, CDK2/cyclin E and CDK5/p35, respectively. Alsterpaullone also competes with ATP for binding to GSK-3alpha/GSK-3beta with IC₅₀s of both 4 nM. Alsterpaullone has antitumor activity, and possesses potential for the study in neurodegenerative and proliferative disorders. Alsterpaullone induces apoptosis in leukemia cell line.

Indirubin-3'-monoxime is a potent GSK-3β inhibitor, and weakly inhibits 5-Lipoxygenase, with IC₅₀s of 22 nM and 7.8-10 µM, respectively; Indirubin-3'-monoxime also shows inhibitory activities against CDK5/p25 and CDK1/cyclin B, with IC₅₀s of 100 and 180 nM.

PHA-793887 is a CDK inhibitor (with IC₅₀ values of 8 nM for Cdk2, 60 nM for Cdk1, 62 nM for Cdk4, 138 nM for Cdk9). PHA-793887 inhibits purified GSK3β (IC₅₀ 79 nM). PHA-793887 reduces the phosphorylation level of nucleophosmin/cdc6, induces G1/G2/M phase arrest, and triggers Apoptosis by activating Caspase-3. PHA-793887 exhibits anticancer activity against leukemia. PHA-793887 can be used in research related to acute leukemia, chronic myeloid leukemia, and advanced/metastatic solid tumors.

Neoandrographolide is a diterpenoid compound isolated from Andrographis paniculata. Neoandrographolide inhibits osteoclasts differentiation and bone resorption through inhibition of MAPK/NF-κB/PI3K/AKT/GSK3β/PPAR/CAMK signaling pathway. Neoandrographolide inhibits apoptosis in rat embryonic ventricular cardiomyocytes. Neoandrographolide inhibits iNOS and the generation of ROS, activates eNOS, exhibiting anti-inflammatory and hypolipidemic activity.

CAY10594 is an orally active PLD2 inhibitor with an IC₅₀ of 140 nM. CAY10594 has activities such as anti-tumor, anti-oxidation and liver protection. CAY10594 can be used for the research of diseases like breast cancer, acute liver injury and colitis.

Laduviglusib (Standard) is the analytical standard of Laduviglusib. Laduviglusib (CHIR-99021) is a potent, selective and orally active GSK-3α/β inhibitor with IC₅₀s of 10 nM and 6.7 nM. Laduviglusib shows >500-fold selectivity for GSK-3 over CDC2, ERK2 and other protein kinases. Laduviglusib is also a potent Wnt/β-catenin signaling pathway activator. Laduviglusib enhances mouse and human embryonic stem cells self-renewal. Laduviglusib induces autophagy.

KY19382 is a potent and orally active dual inhibitor of CXXC5-DVL and GSK3β, with IC₅₀s of 19 and 10 nM, respectively. KY19382 activates Wnt/β-catenin signaling through inhibitory effects on both CXXC5-DVL interaction and GSK3β activity. KY19382 can be used for the research of high fat diet (HFD) induced metabolic diseases.

GSK3-IN-3 is a mitophagy inducer, inducing Parkin-dependent mitophagy. GSK3-IN-3 is also a GSK-3 inhibitor with an IC₅₀ value of 3.01 μM. GSK3-IN-3 is non-ATP nor substrate competitive and is neuroprotective against 6-OHDA.

BMPR2-IN-1 TFA is a selective BMPR2 inhibitor with a human BMPR2 IC₅₀ of 506 nM and a K_d of 83.5 nM. BMPR2-IN-1 TFA functions as an ATP mimetic, forming hydrogen bonds with the BMPR2 kinase domain backbone and hydrophobic interactions with specific residues, and demonstrates high selectivity for BMPR2 over other kinases.BMPR2-IN-1 TFA can be used for the researches of cancer, pulmonary arterial hypertension and Alzheimer’s disease.

MeBIO is a potent AhR (aryl hydrocarbon receptor) agonist, with IC₅₀ of 44 μM (GSK-3) and 55 μM (CDK1/cyclin B), respectively.

SB 415286 is a potent and selective cell permeable inhibitor of GSK-3α, with an IC₅₀ of 77.5 nM, and a K_i of 30.75 nM; SB 415286 is equally effective at inhibiting human GSK-3α and GSK-3β.

Ethyl linoleate (Linoleic Acid ethyl ester) is an orally active unsaturated fatty acid. Ethyl linoleate inhibits the Akt/GSK3β/β-catenin signaling pathway and the activation of NF-κB. Ethyl linoleate induces heme oxygenase-1 and inhibits tyrosinase. Ethyl linoleate has whitening and anti-inflammatory effects. Ethyl linoleate promotes compound absorption. Ethyl linoleate has a significant influence on atherosclerosis. Ethyl linoleate is used in the research of inflammatory diseases. Ethyl linoleate can be used in cosmetics

Leucettine L41 is a potent inhibitor of dual-specificity tyrosine phosphorylation-regulated kinases (DYRKs) and CDC-like kinases (CLKs). Leucettine L41 can also inhibit GSK-3 singnaling. Leucettine L41 can inhibit cell apoptosis and ROS production. Leucettine L41 can promote β-cell cell cycle progression, cell proliferation and increase insulin secretion. Leucettine L41 can be used for the researches of neurological disease and metabolic disease, such as Alzheimer’s disease (AD) and diabetes.

K00546 is a potent CDK1 and CDK2 inhibitor with IC₅₀s of 0.6 nM and 0.5 nM for CDK1/cyclin B and CDK2/cyclin A, respectively. K00546 is also a potent CDC2-like kinase 1 (CLK1) and CLK3 inhibitor with IC₅₀s of 8.9 nM and 29.2 nM, respectively.

BIO-acetoxime (BIA) is a potent and selective GSK-3 inhibitor, with IC₅₀s of both 10 nM for GSK-3α/β. BIO-acetoxime has anticonvulsant and anti-infection activity.

TCS 21311 (NIBR3049) is a potent, highly selective JAK3 inhibitor with an IC₅₀ of 8 nM, it displays >100-fold selectivity over JAK1, JAK2 and TYK2. TCS 21311 (NIBR3049) inhibits PKCα, PKCθ, and GSK3β with IC₅₀s of 13, 68, and 3 nM, respectively.

Ceftriaxone sodium hydrate (Ro 13-9904 sodium hydrate) is a broad spectrum β-lactam third-generation cephalosporin antibiotic, which has good antibacterial activity against a variety of gram-negative and positive bacteria. Ceftriaxone sodium hydrate is a covalent inhibitor of GSK3β with IC₅₀ value of 0.78 μM. Ceftriaxone sodium hydrate is an inhibitor of Aurora B. Ceftriaxone sodium hydrate has anti-inflammatory, antitumor and antioxidant activities. Ceftriaxone sodium hydrate can be used in the study of bacterial infections and meningitis.

PF-04802367 (PF-367) is a highly selective GSK-3 inhibitor with an IC₅₀ of 2.1 nM based on a recombinant human GSK-3β enzyme assay and 1.1 nM based on ADP-Glo assay. PF-04802367 shows desirable central nervous system (CNS) properties and potency. PF-04802367 is equally effective at inhibition of the two known GSK-3 isoforms (GSK-3α and GSK-3β) with IC₅₀ values of 10.0 and 9.0 nM in mobility shift assays, respectively.