STAT5 Inhibitor

LWY713 is a FLT3 PROTAC degrader with a DC₅₀ of 0.64 nM. LWY713 selectively induces FLT3 degradation in a cereblon- and proteasome-dependent manner. LWY713 induces G0/G1 cell cycle arrest and triggers apoptosis. LWY713 upregulates PARP and cleaved caspase 3, and inhibits the phosphorylation of FLT3, STAT5, AKT and Erk. LWY713 exhibits antitumor activity in xenograft mouse models. LWY713 can be used for the research of acute myeloid leukemia.

JAK2-IN-13 is a potent and orally active JAK2 inhibitor with an IC₅₀ of 54.7 nM. JAK2-IN-13 downregulates the expressions of p-STAT3 and p-STAT5. JAK2-IN-13 exhibits good bioavailability and potent inhibition of rhEPO-induced extramedullary erythropoiesis and polycythemia vera. JAK2-IN-13 can be used for the study of myeloproliferative neoplasms.

PROTAC JAK2 degrader-1 is a JAK2 PROTAC degrader, with a DC₅₀ of 27.35 nM. PROTAC JAK2 degrader-1 induces JAK2 degradation via the ubiquitin-proteasome pathway. PROTAC JAK2 degrader-1 inhibits the JAK2-STAT signaling pathway. PROTAC JAK2 degrader-1 induces G₂/M phase arrest and apoptosis in cancer cells. PROTAC JAK2 degrader-1 exhibits antiproliferative activity against cancer cells. PROTAC JAK2 degrader-1 inhibits recombinant human erythropoietin (rhEPO)-mediated polycythemia and splenomegaly in mice. PROTAC JAK2 degrader-1 can be used for research on myeloproliferative neoplasms, including polycythemia vera.

HAT-SIL-TG-1&AT is a Janus tyrosine kinase (JAK) inhibitor with antitumor effects. HAT-SIL-TG-1&AT is the hypoxia-activated prodrug, witch inhibits JAK-STAT signaling in tumor tissue. And HAT-SIL-TG-1&AT inhibits HEL cells proliferation and downregulated phosphorylated STAT3/5 under hypoxic conditions.

FLT3-IN-41 is a highly potent FLT3 inhibitor. The IC₅₀ values of FLT3-IN-41 against human FLT3-ITD and FLT3-WT are 3.16 nM and 294.7 nM, respectively. By binding to the ATP-binding pockets of FLT3-ITD and FLT3-WT and forming hydrogen bonds with hinge region residues and Phe830, FLT3-IN-41 inhibits the STAT5, Akt and Erk signaling pathways. FLT3-IN-41 induces G2/M phase arrest and promotes apoptosis in FLT3-ITD-positive acute myeloid leukemia cells, exhibiting significant antiproliferative activity. FLT3-IN-41 serves as a valuable tool for the study of acute myeloid leukemia.

NVP-BVB808 is a selective and ATP-competitive JAK2 inhibitor with an IC₅₀ of 0.35 nM. NVP-BVB808 binds to JAK2’s ATP-binding site, stabilizes JAK2’s active conformation, increases JAK2 activation loop phosphorylation, and blocks downstream kinase function. NVP-BVB808 exhibits antiproliferative and pro-apoptosis effects, suppresses constitutive STAT5a phosphorylation. NVP-BVB808 can be used for the research of cancer, such as leukemia.

JAK2-IN-9 is an orally active selective JAK2 inhibitor with a human IC₅₀ of 5 nM. JAK2-IN-9 inhibits JAK2 kinase activity, blocks JAK2 phosphorylation, and suppresses the activation of the downstream JAK2-STAT signaling pathway. JAK2-IN-9 inhibits the phosphorylation of STAT3, STAT5 and AKT in cancer cells. JAK2-IN-9 induces cancer cell apoptosis (apoptosis) and cell cycle arrest. JAK2-IN-9 can be used for the research of myeloproliferative neoplasms.

FLT3-IN-32 hydrochloride is a potent and orally active FLT3 inhibitor with an IC₅₀s of 0.29 nM, 0.77 nM and 2.07 nM against FLT3-ITD, FLT3-D835Y and FLT-N676K. FLT3-IN-32 hydrochloride reduces the phosphorylation of FLT3 and its downstream signaling molecules (STAT5, MAPK, AKT) to induce FLT3-mutated Ba/F3 cells apoptosis. FLT3-IN-32 hydrochloride shows significant anti-tumor efficacy in n the MV4-11 xenograft model. FLT3-IN-32 hydrochloride can be used for the study of acute myeloid leukemia (AML).

Tyk2-IN-22-d3 (Compound 1) is the deuterated analog of Tyk2-IN-22 (HY-168339). Tyk2-IN-22 (Compound A8) is a selective inhibitor for tyrosine kinase 2 (Tyk2), that it inhibits Tyk2, JAK1, and JAK3 with IC₅₀s of 9.7, 148.6, and 883.3 nM, respectively. Tyk2-IN-22 inhibits the downstream STAT5 phosphorylation.

JAK2-IN-21 is a Janus kinase 2 (JAK2) inhibitor with an IC₅₀ of 12.25 nM. JAK2-IN-21 inhibits the JAK2/STAT3/STAT5 tumor-promoting signaling pathway and reduces JAK2 protein expression. JAK2-IN-21 exhibits selective cytotoxicity against HPV-positive cancer cells and induces cancer cell apoptosis. JAK2-IN-21 can be used in the research of HPV-positive cervical cancer.

JAK2-IN-14 is an orally active JAK2 inhibitor with an IC₅₀ of 2 nM. JAK2-IN-14 demonstrates 89.5-, 80.5-, and 51-fold selectivity over JAK1, JAK3, and TYK2, respectively. JAK2-IN-14 inhibits STAT5 signaling pathway. JAK2-IN-14 causes tumor cell cycle arrest and apoptosis. JAK2-IN-14 can used for the study of myeloproliferative neoplasms (MPNs).

FLC-8 is an orally active FLT3 inhibitor with IC₅₀ values of 10.2 nM, 11.6 nM and 24.10 nM against human FLT3-WT, FLT3-G697R and FLT3-N676D, respectively. FLC-8 inhibits FLT3 autophosphorylation and downstream STAT5, AKT and ERK signaling pathways, and induces apoptosis in acute myeloid leukemia (AML) cells. FLC-8 exhibits potent antitumor activity in the MV4-11 xenograft model. FLC-8 can be used for the research of acute myeloid leukemia.

HZ-1127 is a thymic stromal lymphopoietin (TSLP) inhibitor. HZ-1127 selectively binds to TSLP, blocks receptor complex interaction, inhibits STAT5 activation, downstream inflammatory signaling, and TSLP-induced CCL17 and CCL22 secretion. HZ-1127 can be used for the research of allergic diseases and cancer.

PROTAC FLT3/CHK1 Degrader-1 is a PROTAC FLT3/CHK1 degrader, with DC₅₀ values of 5.88 nM (FLT3) and 4.17 nM (CHK1), respectively. PROTAC FLT3/CHK1 Degrader-1 can inhibit the phosphorylation of FLT3 downstream signaling effectors STAT5 (Tyr694), AKT (Ser473), and ERK (Tyr204), downregulate the protein level of c-Myc and maintain the expression of p53 protein. PROTAC FLT3/CHK1 Degrader-1 induces Apoptosis in cells. PROTAC FLT3/CHK1 Degrader-1 shows significant anti-tumor efficacy in mice bearing MV-4-11 subcutaneous xenografts. PROTAC FLT3/CHK1 Degrader-1 can be used for the study of acute myeloid leukemia (AML).

FI-700 is an orally active FLT3 inhibitor with an IC₅₀ of 20 nM. FI-700 induces G1 phase cell cycle arrest by inhibiting autophosphorylation of mutant FLT3 and the downstream STAT5/MAPK pathway. FI-700 triggers the mitochondrial apoptosis pathway by downregulating anti-apoptotic proteins Mcl-1 and Bcl-XL, altering the conformation of Bax, and activating caspase-3. FI-700 can be used in research related to acute myeloid leukemia.

CHMFL-48 is an orally active BCR-ABL kinase inhibitor targeting both wild-type (wt) and various imatinib-resistant mutants. The IC₅₀ values for CHMFL-48 against ABL wild-type and ABL T315I mutant are 1 nM and 0.8 nM, respectively. CHMFL-48 exerts its effects by blocking the autophosphorylation of BCR-ABL wild-type and mutant forms, which impacts downstream signaling mediators such as STAT5 and CRKL, leading to cell cycle arrest and induction of apoptosis. CHMFL-48 holds potential for research into chronic myeloid leukemia (CML).

MK256 is an orally active, selective CDK8 inhibitor and CDK19/cyclin C inhibitor with IC₅₀ values of 2.5 nM and 3.3 nM, respectively. MK256 downregulates phosphorylated STAT1 ^(S727), STAT5 ^(S726), MCL-1 mRNA and CCL2 mRNA. MK256 exhibits anti-tumor activity in acute myeloid leukemia. MK256 can be used for the research of acute myeloid leukemia.

CT 2576 is a phospholipid signaling inhibitor as well as a Jak3/STAT5 inhibitor. CT 2576 suppresses gene expression and replication of human immunodeficiency virus (HIV) at the post-transcriptional level by interfering with phospholipid metabolism in host cells, particularly by inhibiting the production of phosphatidic acid PA. CT-2576 completely inhibits the growth and proliferation of malignant T-cell lymphoma cells by suppressing phospholipid signaling and blocking the Jak/STAT signaling pathway associated with IL-2R. CT 2576 can be used in research related to human immunodeficiency virus (HIV) infection and cutaneous T-cell lymphoma (CTCL).

ON012380 is a kinase inhibitor with an IC₅₀ of 9 nM against BCR-ABL. As a substrate-competitive BCR-ABL inhibitor, ON012380 binds to a non-ATP site, and inhibits the kinase activities of PDGFR, Fyn and LynB at higher concentrations. ON012380 induces apoptosis, inhibits STAT-5 phosphorylation, reduces cell viability and suppresses cell growth in leukemia cells. ON012380 can be used in the research of chronic myeloid leukemia and Imatinib (HY-15463)-resistant chronic myeloid leukemia.

BP-1-108 is a selective inhibitor of STAT5 (K_i=8.3 μM) with anticancer activity. BP-1-108 induces apoptosis of leukemia cells by inhibiting the phosphorylation of STAT5. BP-1-108 can be used in the study of acute myeloid leukemia and prostate cancer.