Golotimod (SCV-07), an immunomodulating peptide with antimicrobial activity, significantly increases the efficacy of antituberculosis therapy, stimulates thymic and splenic cell proliferation, and improves macrophage function. Golotimod (SCV-07) inhibits STAT3 signaling and modulates the duration and severity of oral mucositis in animal models that received radiation or a combination of radiation and Cisplatin. Golotimod (SCV-07) is a potential therapeutic for recurrent genital herpes simplex virus type 2 (HSV-2)[1][2][3].
IST5-002, a potent Stat5a/b inhibitor, selectively inhibits transcriptional activity of Stat5a/b (IC50s: 1.5 μM for Stat5a, 3.5 μM for Stat5b). IST5-002 inducs cell apoptotic and death of prostate cancer cells and chronic myeloid leukemia (CML) cells. IST5-002 can be used in the research of prostate cancer and chronic myeloid leukemia (CML)[1].
Cryptotanshinone is a natural compound extracted from the root of Salvia miltiorrhiza Bunge that shows antitumor activities. Cryptotanshinone inhibits STAT3 with an IC50 of 4.6 μM.
Delphinidin chloride, an anthocyanidin, is isolated from berries and red wine. Delphinidin chloride shows endothelium-dependent vasorelaxation. Delphinidin chloride also can modulate JAK/STAT3 and MAPKinase signaling to induce apoptosis in HCT116 cells[1][2][3].
STAT3-SH2 domain inhibitor 1 is a potent Src Homology 2 (SH2) Domain of STAT3 (STAT3-SH2 domain) inhibitor with a Kd value of 1.57 μM. STAT3-SH2 domain inhibitor 1 inhibits STAT3 signaling transduction and transcriptional activation. STAT3-SH2 domain inhibitor 1 induces apoptosis in gastric cancer cells. STAT3-SH2 domain inhibitor 1 can be used in research of cancer[1].
8α-Tigloyloxyhirsutinolide 13-O-acetate is a potent and orally active STAT3 inhibitor. 8α-Tigloyloxyhirsutinolide 13-O-acetate induces early oxidative stress and Pyroptosis, and late DNA damage, cell cycle arrest, Apoptosis in the TNBC cells. 8α-Tigloyloxyhirsutinolide 13-O-acetate suppresses tumor cell growth in vitro and tumor growth in vivo[1][2].
Ascochlorin (Ilicicolin D), an isoprenoid antibiotic, mediates its anti-tumor effects predominantly through the suppression of STAT3 signaling cascade. Ascochlorin induces apoptosis. Anti-inflammatory activity[1][2][3].
Pimozide is a dopamine receptor antagonist, with Kis of 1.4 nM, 2.5 nM and 588 nM for dopamine D2, D3 and D1 receptors, respectively, and also has affinity at α1-adrenoceptor, with a Ki of 39 nM; Pimozide also inhibits STAT3 and STAT5.
Niclosamide is an inhibitor of STAT3 with IC50 of 0.25 μM in HeLa cells and inhibits DNA replication in a cell-free assay.
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[1].
A potent, selective STAT3 inhibitor that blocks STAT3 binding to its phosphopeptide ligand (IC50=20 uM) and inhibits IL-6-mediated phosphorylation of STAT3; inhibits nuclear translocation of phosphorylated Stat3 with IC50 of 39 uM, induces apoptosis preferentially of breast cancer cell lines with constitutive Stat3 activation.
Scutellarin, an active flavone isolated from Scutellaria baicalensis, can down-regulates the STAT3/Girdin/Akt signaling in HCC cells, and inhibits RANKL-mediated MAPK and NF-κB signaling pathway in osteoclasts.
Angoline is a potent and selective IL6/STAT3 signaling pathway inhibitor with an IC50 of 11.56 μM. Angoline inhibits STAT3 phosphorylation and its target gene expression, and inhibits cancer cell proliferation[1].
Eflepedocokin alfa is a recombinant fusion protein with potential cell protective activity. Eflepedocokin alfa consists of human IL-22 fused to human IgG2-Fc domain. Eflepedocokin alfa leads to the activation of IL-22/IL-22R-mediated signal transduction pathways as well as STAT3. Eflepedocokin alfa plays a role in immune response and bacterial infection, enhancing intestinal barrier function, intestinal immunity, and tissue repair[1].
Protosappanin A (PTA), an immunosuppressive ingredient and major biphenyl compound isolated from Caesalpinia sappan L, suppresses JAK2/STAT3-dependent inflammation pathway through down-regulating the phosphorylation of JAK2 and STAT3[1].
STAT3-IN-1 (compound 7d) is an excellent, selective and orally active STAT3 inhibitor, with IC50 values of 1.82 μM and 2.14 μM in HT29 and MDA-MB 231 cells, respectively. STAT3-IN-1 (compound 7d) induces tumor apoptosis[1].
STAT5-IN-1 is a STAT5 inhibitor with an IC50 of 47 μM for STAT5β isoform.
Neocucurbitacin A (compound 7) is STAT3 inhibitor a compound extracted from Aquilaria crassna pericarp. Neocucurbitacin A can be used for anticancer research[1].
STAT6-IN-3 (Compound 18a) is a STAT6 inhibitor (IC50= 44 nM). STAT6-IN-3 targets the Src Homology 2 (SH2) domain of STAT6. STAT6-IN-3 can be used for research of inflammation such as asthma[1].
Minecoside is a CXCR4/STAT3 inhibitor with anticancer and anti-inflammatory activity. Minecoside decreases CXCR4 expression and suppresses STAT3 activation, thus to inhibit CXCL 12-induced invasion. Minecoside potently inhibits cancer metastasis and promotes apoptotic progression[1][2].
SD-1029 (NSC 371488) is a potent inhibitor of Stat3 activation, suppresses EGFP-Stat3 nuclear translocation at 10 uM in both BHK-21 and U2-OS cells; inhibits Stat3-mediated antiapoptotic protein expression (Bcl-XL, MCL-1, and survivin), and suppresses phosphotyrosine levels of JAK2; inhibits IL-6 or oncostatin-induced Stat3 nuclear translocation at micromolar range, enhances apoptosis induced by paclitaxel in human cancer cells.
ACT001 is an orally active PAI-1 inhibitor by inhibiting the phosphorylation of PI3K and AKT. ACT001 inhibits the phosphorylation of STAT3 and PD-L1 expression by directly binding to STAT3. ACT001, a fumarate salt form of DMAMCL (a prodrug of Micheliolide), can cross the blood-brain barrier. ACT001 has potent anti-glioblastoma (GBM) activity and immunomodulatory effects[1][2].
Garcinone D, a natural xanthone from mangosteen, promotes the proliferation of C17.2 neural stem cell. Garcinone D increases the protein levels of phosphorylated signal transducer and activator of transcription 3 (p-STAT3), Cyclin D1 and nuclear factor erythroid 2-related factor (Nrf2), heme oxygenase-1 (HO-1) in concentration- and time- dependent manners[1].
Triacetylresveratrol, an acetylated analog of Resveratrol. Triacetylresveratrol decreases the phosphorylation of STAT3 and NF-κB in a dose- and time- dependent manner in PANC-1 and BxPC-3 cells. Anticancer effects[1].
SD-1008 is a potent JAK inhibitor. SD-1008 inhibits tyrosyl phosphorylation of STAT3, JAK2 and Src. SD-1008 also reduces STAT3-dependent luciferase activity. SD-1008 enhances apoptosis induced by Paclitaxel in ovarian cancer cells via directly blocking the JAK-STAT3 signaling pathway[1].
Reticuline, isolated from Litsea cubeba, shows anti-inflammatory effects through JAK2/STAT3 and NF-κB signaling pathways. Reticuline inhibits mRNA expressions of TNF-α, and IL-6 and reduces the phosphorylation levels of JAK2 and STAT3[1].
Arnicolide D is a sesquiterpene lactone isolated from Centipeda minima. Arnicolide D modulates the cell cycle, activates the caspase signaling pathway and inhibits the PI3K/AKT/mTOR and STAT3 signaling pathways. Arnicolide D inhibits Nasopharyngeal carcinoma (NPC) cell viability in a concentration- and time-dependent manner[1].
Homoharringtonine (Omacetaxine mepesuccinate;HHT) is a cytotoxic alkaloid with antitumor properties which acts by inhibiting translation elongation.
Eucannabinolide is a STAT3 inhibitor. Eucannabinolide suppresses STAT3 activation at tyrosine 705, inhibiteds its translocation to nucleus, and decreases its DNA binding capacity. Eucannabinolide can be used for triple negative breast cancer (TNBC) diseases research[1].
Niclosamide-13C6 (monohydrate) is the 13C labeled Niclosamide monohydrate[1]. Niclosamide (BAY2353) monohydrate is an orally active antihelminthic agent used in parasitic infection research[2]. Niclosamide monohydrate is a STAT3 inhibitor with an IC50 of 0.25 μM in HeLa cells[5]. Niclosamide monohydrate has biological activities against cancer, and inhibits DNA replication in Vero E6 cells[3][4][6].