New Anilinophthalazines as Potent and Orally Well Absorbed Inhibitors of the VEGF Receptor Tyrosine Kinases Useful as Antagonists of Tumor-Driven Angiogenesis
作者:Guido Bold、Karl-Heinz Altmann、Jörg Frei、Marc Lang、Paul W. Manley、Peter Traxler、Bernhard Wietfeld、Josef Brüggen、Elisabeth Buchdunger、Robert Cozens、Stefano Ferrari、Pascal Furet、Francesco Hofmann、Georg Martiny-Baron、Jürgen Mestan、Johannes Rösel、Matthew Sills、David Stover、Figan Acemoglu、Eugen Boss、René Emmenegger、Laurent Lässer、Elvira Masso、Rosemarie Roth、Christian Schlachter、Werner Vetterli、Dominique Wyss、Jeanette M. Wood
DOI:10.1021/jm9909443
日期:2000.6.1
The sprouting of new blood vessels, or angiogenesis, is necessary for any solid tumor to grow large enough to cause life-threatening disease. Vascular endothelial growth factor (VEGF) is one of the key promoters of tumor induced angiogenesis. VEGF receptors, the tyrosine kinases Flt-1 and KDR, are expressed on vascular endothelial cells and initiate angiogenesis upon activation by VEGF. 1-Anilino-(4-
要使任何实体瘤长到足以引起威胁生命的疾病,新血管的萌发或血管新生都是必不可少的。血管内皮生长因子(VEGF)是肿瘤诱导的血管生成的关键启动子之一。VEGF受体,酪氨酸激酶Flt-1和KDR在血管内皮细胞上表达,并在被VEGF激活后启动血管生成。1-Anilino-(4-吡啶基甲基)-酞嗪,例如CGP 79787D(或PTK787 / ZK222584),可逆地抑制Flt-1和KDR,IC(50)值<0.1 microM。CGP 79787D还可以在异位表达KDR受体的CHO细胞中阻断VEGF诱导的受体自磷酸化(ED(50)= 34 nM)。与相关受体酪氨酸激酶PDGF-R和c-Kit相比,对1-苯胺基部分的修饰提供了对VEGF受体酪氨酸激酶Flt-1和KDR具有更高选择性的衍生物。由于这些1-苯胺基-(4-吡啶基甲基)酞嗪口服吸收良好,因此这些化合物可用于进一步的分析,并可作为临床评估的候选药物。