STAT3 Inhibitor

STAT3-IN-33 (compound 7f) is a potent STAT3 inhibitor with anti-cancer activity. STAT3-IN-33 exhibits antiproliferative activity in HCT116, MCF-7, and MDA-MB-231 cells, with IC₅₀s of 6.44, 3.29, and 4.86 μM, respectively. STAT3-IN-33 can be used for breast and colon cancer research.

CDK6/9-IN-2 is a highly active dual inhibitor of CDK6 (IC₅₀ = 15 nM) and CDK9 (IC₅₀ = 22 nM). CDK6/9-IN-2 is selective for CDK2, CDK8, and CDK11. CDK6/9-IN-2 inhibits the proliferation of HaCaT cells induced by IFN-γ/TNF-α and suppresses the STAT3 pathway and the expression of inflammatory factors. CDK6/9-IN-2 can alleviate psoriatic dermatitis and is useful in psoriasis research.

PKM2 activator 11 (Compound 23) is a PKM2 activator with an AC₅₀ value of 92.12 nM. PKM2 activator 11 promotes PKM2 tetramerization and inhibits its nuclear translocation. PKM2 activator 11 suppresses glycolysis and the PKM2/STAT3 signaling pathway. PKM2 activator 11 induces Apoptosis. PKM2 activator 11 exhibits anti-CRC activity in vitro with potency and selectivity.

pro-FTY, a FTY720 (HY-12005) anticancer prodrug, is a sphingosine-1-phosphate (S1P) (HY-108496) inhibitor. pro-FTY specifically inhibits S1P signaling in cancer cells using a drug delivery system (DDS) that reacts with acrolein. pro-FTY significantly inhibits the survival of breast cancer cells, including multidrug-resistant cells and its organoids resistant to Paclitaxel (HY-B0015) or Doxorubicin (HY-15142A). pro-FTY potently suppresses tumor growth in 4T1 cells or organoids xenograft tumors mice model while avoiding lymphocytopenia.

Cyanidin 3,5-diglucoside (chloride) (Standard) is the analytical standard of Cyanidin 3,5-diglucoside (chloride) (HY-129138). This product is intended for research and analytical applications. Cyanidin 3,5-diglucoside chloride is an anthocyanin. Cyanidin 3,5-diglucoside chloride inhibits inflammatory cytokines (IL-1α, IL-1β, and IL-6) expression and NO production. Cyanidin 3,5-diglucoside chloride inhibits the phosphorylation of STAT3, IκB, ERK, p38, and AKT. Cyanidin 3,5-diglucoside chloride inhibits high pressure-induced decrease in GLAST. Cyanidin 3,5-diglucoside chloride exerts anti-inflammatory and skin barrier modulating effects. Cyanidin 3,5-diglucoside chloride can be used in retinal research.

Furowanin A is a flavonoid with anti-neoplastic effects. Furowanin A inhibits STAT3/Mcl-1 axis to suppress proliferation, block cell cycle progression, induce apoptosis and promote autophagy. Furowanin A potently inhibits colorectal cancer (CRC) cells.

STAT6-IN-13 (Compound 22) is a STAT6 inhibitor with IC₅₀ values of ≤300 nM. STAT6-IN-13 has weak inhibitory for STAT3. STAT6-IN-13 can be used for the researches of cancer, inflammation and immunology.

(Rac)-8-Gingerol is a non-volatile component. (Rac)-8-Gingerol can be extracted from ginger. (Rac)-8-Gingerol enhances Apoptosis. (Rac)-8-Gingerol decreases the level of phosphorylated EGFR and, accordingly, the phosphorylation levels of its downstream effectors, STAT3 and ERK. (Rac)-8-Gingerol exhibits anticancer activity against colorectal cancer.

TT-301 is a small-molecule immunomodulator capable of penetrating the blood-brain barrier. TT-301 exerts neuroprotective effects by binding to IL-1β, downregulating STAT3 expression, and modulating the JAK-STAT signaling pathway, thereby inhibiting microglial activation and the release of proinflammatory mediators, and alleviating neuroinflammation and brain edema. TT-301 is used in research on traumatic brain injury, intracerebral hemorrhage, subarachnoid hemorrhage, muscle wasting and atrophy, and periodontal disease.

Kansuinine B is a natural diterpenoid compound with anti-inflammatory, anti-cancer and anti-viral activities, which can be isolated from the roots of Euphorbia kansui. Kansuinine B induces sustained ERK1/2 activation, inhibits IL-6-induced Stat3 activation and tyrosine phosphorylation, and enhances serine phosphorylation of Stat3. Kansuinine B negatively regulates the IL-6 signaling pathway by upregulating the expression of SOCS-3. Kansuinine B promotes the proliferation of mouse splenic lymphocytes in vitro and stimulates rat peritoneal macrophages to produce NO. Kansuinine B can be used in studies related to liver cancer and COVID-19.

ISS840 is a selective STAT1 inhibitor, with an IC₅₀ of 31 μM against STAT1 and an IC₅₀ of 560 μM against STAT3. ISS840 is applicable for cancer research.

CHI3L1-IN-6 (Compound 9e) is a CHI3L1 inhibitor with a K_d of 19.11 μM for hCHI3L1. CHI3L1-IN-6 blocks CHI3L1-Galectin-3 interaction. CHI3L1-IN-6 reduces STAT3 signaling. CHI3L1-IN-6 exhibits anti-cancer activity against glioblastoma.

Bufothionine is an alkaloid. Bufothionine can be isolated from Cinobufacini. Bufothionine induces mitochondria-mediated Apoptosis. Bufothionine significantly reduces serum IL-6 concentration, suppresses p-Stat3^tyr705, p-Stat3^ser727 and Jak2 expressions. Bufothionine upregulates Atg5, Atg7 and LC3Ⅱ expressions. Bufothionine induces Autophagy. Bufothionine suppresses PIM3 expression. Bufothionine relieves symptoms of H22-tumor-bearing mice and exerts anti-inflammation activity. Bufothionine exerts anti-cancer activities against gastric cancer.

Antitumor agent-195 (compound 16c) is a dual targeting agent of STAT3 and NQO1. Antitumor agent-195 significantly inhibits phosphorylation of STAT3 at Tyr705 at a concentration of 1 μM and effectively induce Apoptosis in MDAMB-231 and MDA-MB-468 breast cancer cells. Antitumor agent-195 as a NQO1 substrate strongly increases ROS generation and causes severe DNA damage in a dose-dependent manner. Antitumor agent-195 shows encouraging anti-tumor efficacy in the MDA-MB-231 xenograft model.

ALOX5 stabilizer-1 is an arachidonate 5-lipoxygenase (ALOX5) stabilizer with a K_d of 7.26 μM. ALOX5 stabilizer-1 inhibits β-catenin protein levels and then suppresses STAT3 signal pathway. ALOX5 stabilizer-1 induces lung cancer cells apoptosis, inhibited cell migration and proliferation. ALOX5 stabilizer-1 can used for the study of non-small cell lung cancer (NSCLC).

APG-2305 is a selective IL-23 receptor inhibitor. APG-2305 inhibits IL-23-induced STAT3 phosphorylation, reduces the expression of pro-inflammatory cytokines (IL-1, IL-6, IL-22) without altering IL-17 levels, and alleviates inflammation in multiple in vivo models. APG-2305 is used for research on inflammatory autoimmune diseases.

STAT-3/c-Src-IN-1 (Compound 12d) is a dual STAT-3 (IC₅₀=0.844 μM) and c-Src (IC₅₀=0.268 μM) inhibitor. STAT-3/c-Src-IN-1 blocks tumor cell proliferation, migration, and angiogenesis signaling pathways. STAT-3/c-Src-IN-1 exhibits potent anti-proliferative activity against melanoma (SK-MEL-2) and CNS cancer (SNB-75) cell lines (GI₅₀=-5.75 μM and -5.63 μM), inducing tumor cell apoptosis via G0/G1 and G2/M phase cell cycle arrest. STAT-3/c-Src-IN-1 is promising for research of melanoma and glioblastoma.

STAT3-IN-10 is a STAT3 inhibitor with an IC₅₀ value of 5.18 µM. STAT3-IN-10 directly binds to STAT3 SH2 domain, induces cancer cells apoptosis.

Tofacitinib hydrochloride (Tasocitinib hydrochloride) is an orally active, blood-brain barrier permeable selective inhibitor of JAK1/JAK3. Tofacitinib hydrochloride blocks the JAK-STAT/NF-κB signaling pathway, inhibits cytokine signal transduction, phosphorylation of STAT1/STAT5, and suppresses innate and adaptive immune responses. Tofacitinib hydrochloride can be used in research related to major depressive disorder, rheumatoid arthritis, pulmonary diseases, systemic lupus erythematosus, and immune-mediated liver injury.

7α-Morroniside is a STAT3 promoter inhibitor. 7α-Morroniside inhibits IL-6-induced STAT3 promoter activity in hepatocellular carcinoma cells. 7α-Morroniside can be used for the research of inflammation-related diseases.