生物活性 | |||
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描述 | The FGFR family, consisting of four highly conserved receptor tyrosine kinases (FGFR 1–4), is able to directly promote endothelial cell proliferation and tumor angiogenesis. FGFR and VEGFR signaling synergistically promote tumor angiogenesis, and activation of FGFR signaling has been described as functional compensatory angiogenic signal following development of resistance to VEGFR inhibition. ODM-203 is a novel, selective, and equipotent inhibitor of the FGFR and VEGFR families with equal potency in the low nanomolar range (IC50 6 - 35 nM). ODM-203 suppressed cell proliferation in a dose-dependent manner in H1581, SNU16, and RT4 cells with IC50 values ranging from 104 nM in H1581 cells to 192 nM in RT4 cells indicating that ODM-203 can efficiently inhibit proliferation of FGFR-dependent cell lines. Moreover, ODM-203 inhibited endothelial tubule formation in a dose-dependent manner at nontoxic concentrations with an IC50 value of 33 nM. In vivo, ODM-203 showed strong antitumor activity in both FGFR-dependent xenograft models and in an angiogenic xenograft model at similar well-tolerated doses. In addition, ODM-203 inhibits metastatic tumor growth in a highly angiogenesis-dependent kidney capsule syngenic model[1]. |
实验方案 | |||
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1mg | 5mg | 10mg | |
1 mM 5 mM 10 mM |
1.98mL 0.40mL 0.20mL |
9.89mL 1.98mL 0.99mL |
19.78mL 3.96mL 1.98mL |
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