VEGFR

Tyrphostin A9, a PDGFR inhibitor, is a potent inducer of mitochondrial fission. Tyrphostin A9 emerged as the most potent and selective of 51 tyrosine kinase inhibitors tested against the TNF-induced respiratory burst. Tyrphostin A9 has anti-influenza virus activities.

Guluronic acid (G2013) sodium is an orally active oxidative stress regulator and anti-inflammatory agent that exerts pharmacological effects by down-regulating various pro-inflammatory and oxidative stress-related genes (such as TLR4, NF-κB, iNOS, etc.) and inhibiting the activities of COX-2, MMPs and VEGF. Low-dose Guluronic acid sodium up-regulates the expression of immunoregulatory genes SHIP1 and SOCS1, thereby effectively inhibiting cancer-related inflammation, tumor angiogenesis, cell adhesion and metastasis, while reducing the accumulation of immunosuppressive cells. Guluronic acid sodium significantly prolongs the survival time of tumor-bearing hosts within a concentration range without direct cytotoxicity, demonstrating favorable safety. Guluronic acid sodium has involved in the research of multiple sclerosis, ankylosing spondylitis, breast cancer and other inflammatory diseases.

Vatalanib (PTK787; ZK-222584; CGP-79787) is an inhibitor of VEGFR2/KDR with IC₅₀ of 37 nM.

Golvatinib (E-7050) is a potent dual inhibitor of both c-Met and VEGFR2 kinases with IC₅₀s of 14 and 16 nM, respectively.

AST 487 is a RET kinase inhibitor with IC₅₀ of 880 nM, inhibits RET autophosphorylation and activation of downstream effectors, also inhibits Flt-3 with IC₅₀ of 520 nM.

PF-03814735 is a potent, orally available, ATP-competitive and reversible aurora A and aurora B inhibitor with IC₅₀s of 0.8 and 0.5 nM, respectively.

PP121 is a multi-targeted kinase inhibitor with IC₅₀s of 10, 60, 12, 14, 2 nM for mTOR, DNK-PK, VEGFR2, Src, PDGFR, respectively.

Toceranib phosphate (SU11654 phosphate) is an orally active receptor tyrosine kinase (RTK) inhibitor, and it potently inhibits PDGFR, VEGFR, and Kit with K_is of 5 and 6 nM for PDGFRβ and Flk-1/KDR, respectively. Toceranib phosphate (SU11654 phosphate) has antitumor and antiangiogenic activity, and used in the treatment of canine mast cell tumors.

Terrestrosin D is an orally active apoptosis inducer. Terrestrosin D induces cell cycle arrest at the G1 and S phases, reduces mitochondrial membrane potential, and inhibits the growth of cancer cells and endothelial cells. Terrestrosin D is studied in castration-resistant prostate cancer and pulmonary fibrosis.

SCR-1481B1 (Metatinib anhydrous; c-Met inhibitor 2) is an inhibitor of the N-terminal fragment of Gasdermin D (GSDMD), with an IC₅₀ of 1.04 μM and a K_a of 0.42 μM in mice. SCR-1481B1 effectively blocks GSDMD-NT oligomerization and pore formation, inhibits GSDMD-mediated pyroptosis (Pyroptosis), preserves mitochondrial integrity, and reduces proinflammatory cytokine secretion. SCR-1481B1 also inhibits angiogenesis, exerts GSDMD-independent antitumor effects, and enhances the infiltration of antitumor immune cells. SCR-1481B1 is also an inhibitor targeting to c-MET and VEGFR2, can be used in studies related to melanoma and sepsis.

SU11652 is a potent receptor tyrosine kinase (RTK) inhibitor. SU11652 also inhibits several members of the split kinase family of RTKs, including VEGFR, FGFR, PDGFR, and Kit. SU11652 can be uesd for spontaneous cancers expressing Kit mutations research.

Ethyl cinnamate, an orally active chemical constituent of the rhizome of Kaempferia galanga, exhibits anti-cancer, nematocidal, sedative and vasorelaxant activities. Ethyl cinnamate is a fragrance ingredient used as a food flavor and additive for cosmetic products. Ethyl cinnamate is also an excellent clearing reagent for mammalian tissues. Ethyl cinnamate suppresses tumor growth through anti-angiogenesis by attenuating VEGFR2 signal pathway in colorectal cancer. Ethyl cinnamate inhibits the tonic contractions induced by high K+ and phenylephrine (PE) with respective IC₅₀ values of 0.30 mM and 0.38 mM in rat aorta.

AMG-47a is an orally active, ATP-competitive Lck inhibitor (IC₅₀=0.2 nM). AMG-47a inhibits VEGF2, p38α, p38α, Jak3, MLR, and IL-2 with IC₅₀ of 1 nM, 3 nM, 72 nM, 30 nM, and 21 nM, respectively. AMG-47a reduces T cell activation and the production of cytokines such as TGF-β, exerting anti-inflammatory and anti-fibrotic activities. AMG-47a can be used in the research of autoimmune diseases, pulmonary fibrosis, and KRAS mutation-associated cancers[1][2][3].

ENMD-2076 is a multi-targeted kinase inhibitor with IC₅₀s of 1.86, 14, 58.2, 15.9, 92.7, 70.8, 56.4 nM for Aurora A, Flt3, KDR/VEGFR2, Flt4/VEGFR3, FGFR1, FGFR2, Src, PDGFRα, respectively.

Motesanib (AMG 706) is a potent ATP-competitive inhibitor of VEGFR1/2/3 with IC₅₀s of 2 nM/3 nM/6 nM, respectively, and has similar activity against Kit, and is appr 10-fold more selective for VEGFR than PDGFR and Ret.

Hypocrellin A is a PKC inhibitor that exerts antidiabetic activity by reversing the effects of high glucose on endothelin (ET-1) expression. Hypocrellin A is also a photosensitizer for photodynamic therapy (PDT) with anticancer, antibacterial and antiviral activities, especially against human immunodeficiency virus (HIV). In addition, Hypocrellin-A also possesses anti-Leishmania activity (IC₅₀=0.27 μg/ml).

BMS-690514 is a potent and orally active inhibitor of EGFR and VEGFR; has IC₅₀s of 5, 20 and 60 nM for EGFR, HER 2 and HER 4, respectively.

Famitinib (SHR1020), an orally active multi-targeted kinase inhibitor, inhibits the activity of c-kit, VEGFR-2 and PDGFRβ with IC₅₀ values of 2.3 nM, 4.7 nM and 6.6 nM, respectively. Famitinib exerts powerful antitumor activity in human gastric cancer cells and xenografts. Famitinib triggers apoptosis.

Ki20227 is an orally active and highly selective c-Fms tyrosine kinase (CSF1R) inhibitor with IC₅₀s of 2 nM, 12 nM, 451 and 217 nM for CSF1R, VEGFR2 (vascular endothelial growth factor receptor-2), c-Kit (stem cell factor receptor) and PDGFRβ (platelet-derived growth factor receptor β). Ki20227 suppresses osteoclast differentiation and osteolytic bone destruction.

Jujuboside B is a bioactive saponin component isolated from Ziziphi Spinosae Semen (sour jujube seed), with oral efficacy and blood-brain barrier permeability. Jujuboside B induces acute leukemia cell death and drives necroptosis apoptosis by activating the RIPK1/RIPK3/MLKL pathway. Jujuboside B upregulates the expression of NOXA, PARP and caspase-3, activates AMPK, inhibits the proliferation of breast cancer cells, and induces cell apoptosis and autophagy. Jujuboside B inhibits angiogenesis and tumor growth by blocking the VEGFR-2 signaling pathway. Jujuboside B alleviates liver injury in mice by regulating the Nrf2-STING signaling pathway. Jujuboside B alleviates liver injury by regulating anti-inflammatory responses and downregulating the expression of 11β-HSD2. Jujuboside B induces ferroptosis and overcomes radioresistance in non-small cell lung cancer via the PPARγ-ATF3-Gpx4 signaling pathway. Jujuboside B exerts inhibitory effects on platelet aggregation. Jujuboside B inhibits febrile seizures by suppressing the activity of AMPA receptors. Jujuboside B reverses chronic unpredictable mild stress-promoted tumor progression by blocking the PI3K/Akt and MAPK/ERK pathways and dephosphorylating CREB signaling. Jujuboside B is applicable to related studies on acute leukemia, breast cancer, PM_2.5-induced lung injury, hepatotoxicity, liver injury, colorectal cancer, non-small cell lung cancer, thromboembolic diseases, cardiovascular diseases associated with high platelet aggregation, febrile seizures, and depressive-like phenotypes.