PM-81I is a potent STAT6 inhibitor (targeting the SH2 structural domain) that effectively reduces STAT6 phosphorylation levels. PM-81I can be used in studies of allergic lung disease, allergic rhinitis, chronic obstructive pulmonary disease or cancer[1].

(S)-PM-43I is a potent STAT6 inhibitor and can reduce STAT6 phosphorylation level. (S)-PM-43I can be used in allergic lung disease, allergic rhinitis, chronic pulmonary obstructive disease and cancer research[1].

Peficitinib (ASP015K) hydrochloride is an orally active JAK inhibitor, with IC50s of 3.9, 5.0, 0.7 and 4.8 nM for JAK1, JAK2, JAK3 and Tyk2, respectively.

SJ1008030 (compound 8) is a JAK2 PROTAC which selectively degrades JAK2. SJ1008030 inhibits MHH–CALL-4 cells with an EC50 of 5.4 nM and an IC50 of 32.09 nM. SJ1008030 can be used for the research of leukemia.

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).

Quercetagetin (6-Hydroxyquercetin), a flavonoid, is a moderately potent and selective, cell-permeable Pim-1 kinase inhibitor with IC50 of 0.34 μM.

Peficitinib (ASP015K) hydrobromide is an orally active JAK inhibitor, with IC50s of 3.9, 5.0, 0.7 and 4.8 nM for JAK1, JAK2, JAK3 and Tyk2, respectively.

MNK8 is a potent STAT3 (signal transducer and activator of transcription 3) inhibitor. MNK8 inhibits STAT3 activation and reduced its DNA binding ability. MNK8 shows good growth inhibition against hepatocellular carcinoma (HCC) cells. MNK8 induces apoptosis in HCC cells. MNK8 reduces prosurvival proteins expression and migration/invasion of HCC cells.

Prohibitin ligand 1 (Compound 22i), a cardioprotectant prohibitin ligand, induces a phosphorylation of the pro-survival factor STAT3. Prohibitin ligand 1 exhibits in vitro cardioprotectant activities at nanomolar concentrations.

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.

PIM447 is novel pan-PIM kinase inhibitor, including Moloney Murine Leukemia (PIM) 1, 2, and 3 Kinase.

Pimobendan is a selective inhibitor of PDE3 with IC50 of 0.32 μM.

Humanin (human) (1-24-Protein humanin (human)), a small mitochondrial-derived cytoprotective polypeptide encoded by mtDNA, exhibits protective effects in several cell types against cellular stress conditions and apoptosis through regulating various signaling mechanisms, such as JAK/STAT pathway and interaction of BCL-2 family of protein.

SH-4-54 is a potent STAT inhibitor with KD of 300 nM and 464 nM for STAT3 and STAT5, respectively.

SH5-07 is a hydroxamic acid based Stat3 inhibitor with an IC50 of 3.9±0.6 μM in in vitro assay.

SMI-16a is a selective Pim kinase inhibitor with IC50 values of 0.15, 0.02 and 48 μM for Pim1, Pim2 and PC3 cells, respectively.

TP-3654 is a small molecule pan-Pim (PIM) kinase inhibitor.

ZM 39923 is an inhibitor of JAK3 (IC50 = 79 nM) that less potently inhibits epidermal growth factor receptor, JAK1, and cyclin-dependent kinase 4 (IC50s = 2.4, 40, and 10 µM, respectively).

CHZ868 is a type II JAK2 inhibitor with an IC50 of 0.17 μM in EPOR JAK2 WT Ba/F3 cell.

Stafia-1 prodrug is the cell‐permeable prodrug of Stafia-1, suitable for cell based assays, inhibits tyrosine phosphorylation of STAT5a with selectivity over STAT5b in cultured human leukemia cells.

SS-4 (STAT3 inhibitor SS-4) is a highly selective small molecule inhibitor of STAT3 tyrosine phosphorylation that potently inhibits GBM tumorigenesis in vitro and in vivo.SS-4 strongly and selectively inhibits STAT3 Y-705 phosphorylation in MT330 and LN229 GBM cells and inhibits their proliferation and inducs apoptosis with an IC50 of 100 nM.SS-4 increases the expression of STAT3 repressed genes, while decreasing the expression of STAT3 promoted genes.SS-4 markedly reduces the growth of GBM intracranial tumor xenografts.

SI-109 (SI 109) is a selective, high-affinity and cell-permeable STAT3 SH2 domain inhibitor with Ki of 9 nM, component of STAT3 degrader SD-36 (PROTAC).

OX01401 (OX-01401, OX1401) is a potent, selective and cell active inhibitor of the PIM kinase family (PIM1 IC50=15.1 nM).OX01401 inhibited proliferation of two PIM-expressing leukaemic cancer cell lines, MV4-11 (IC50=0.5 uM) and PC3 cell (IC50=1.1 uM), and to reduced intracellular phosphorylated 4EBP1 protein in a concentration dependent manner.

NDI-031407 (NDI 031407) is a novel potent, selective TYK2 inhibitor with IC50 of 0.21 nM in radiometric assays, 20 fold selectivity over JAK3 (4.2 nM), 147 fold for JAK2 (31 nM), and 220 fold for JAK1 (46 nM).NDI-031407 has high potency in cell line and primary cell assays for TYK2-dependent cytokines (IL-12, IC50=118 nM) over TYK2-independent cytokines (GM-CSF).NDI-031407 blocks IL-23–induced STAT3 phosphorylation and IL-17A production in human CD4+ T cells.NDI-031407 inhibits disease progression in the SKG model of Spondyloarthritis (SpA).NDI-031407 suppresses systemic IL-23–induced type 3 immunity in vivo.

LAS194046 (LAS-194046) is a potent, selective pan-JAK inhibitor with IC50 of 5.46/0.4/ 2.07 nM against JAK1/2/3, less potent in TYK2 activity (IC50=21.8 nM).LAS194046 is effective at blocking cytokine signaling depending on JAK1/JAK3, both in lymphocytes and monocytes, and JAK2/JAK2 in monocytes with IC50 of 16 nM, 26 nM and 37 nM, respectively.LAS194046 reduces allergen-induced airway inflammation, late asthmatic response, and phosphor-STAT activation in the rat OVA model.

A novel STAT3 inhibitor (IC50=18.7 nM; Kd=10 nM) that strongly inhibits STAT3 and STAT5 phosphorylation without upstream kinase inhibition; induces significant growth inhibition in various hematopoietic malignant cells, particularly effective against multiple myeloma, Burkitt lymphoma and leukemia harboring BCR-ABL, FLT3/ITD and JAK2 V617F, oncokinases with their oncogenicities dependent on STAT3/5.

A novel small molecule SH2 domain-targeting STAT3 inhibitor with IC50/Kd of 7.3/5 nM; does not bind to the S636A, V637A, and E638A SH2D mutants; effectively inhibits STAT3 phosphorylation (pTyr705 and pSer727) and cancer cell proliferation, impairs mitochondrial function; shows potent activity tumor xenografts in mice; orally bioactive.

Flonoltinib maleate is a potent, highly selective, dual JAK2/FLT3 inhibitor with IC50 of 0.8, 1.4, and 15 nM for JAK2, JAK2V617F, and FLT3, respectively.

GDC-0339 (GDC0339) is a novel small molecule pan-Pim kinase inhibitor that was discovered as a potential treatment for multiple myeloma.

2-NP is a selective enhancer of STAT1 transcription. 2-NP can enhance the ability of IFN-γ to inhibit the proliferation of human breast cancer and fibrosarcoma cells.