作者:Nicholas D. Adams、Jerry L. Adams、Joelle L. Burgess、Amita M. Chaudhari、Robert A. Copeland、Carla A. Donatelli、David H. Drewry、Kelly E. Fisher、Toshihiro Hamajima、Mary Ann Hardwicke、William F. Huffman、Kristin K. Koretke-Brown、Zhihong V. Lai、Octerloney B. McDonald、Hiroko Nakamura、Ken A. Newlander、Catherine A. Oleykowski、Cynthia A. Parrish、Denis R. Patrick、Ramona Plant、Martha A. Sarpong、Kosuke Sasaki、Stanley J. Schmidt、Domingos J. Silva、David Sutton、Jun Tang、Christine S. Thompson、Peter J. Tummino、Jamin C. Wang、Hong Xiang、Jingsong Yang、Dashyant Dhanak
DOI:10.1021/jm901870q
日期:2010.5.27
over Aurora A. Biochemical characterization revealed that compound 17k has an extremely slow dissociation half-life from Aurora B (>480 min), distinguishing it from clinical compounds 1 and 2. In vitro treatment of A549 human lung cancer cells with compound 17k results in a potent antiproliferative effect (EC50 = 7 nM). Intraperitoneal administration of 17k in mice bearing human tumor xenografts leads
Aurora激酶在有丝分裂的调控中起关键作用,并经常在人类肿瘤中过度表达或扩增。选择性抑制剂可能为治疗具有Aurora激酶扩增的肿瘤提供新的疗法。在这里,我们描述了基于7氮杂吲哚的系列研究中的领先优化工作,最终确定了GSK1070916(17k)。该系列进展的关键是将含有碱性胺的2-芳基引入到氮杂吲哚上,从而显着改善了细胞活性。化合物17k是具有K i的Aurora B和C的有效且选择性的ATP竞争性抑制剂*值分别为0.38±0.29和1.5±0.4 nM,并且是Aurora A的选择性> 250倍。生化特征表明,化合物17k与Aurora B的解离半衰期非常慢(> 480分钟),这与之区别开来来自临床化合物1和2。用化合物17k体外治疗A549人肺癌细胞可产生有效的抗增殖作用(EC 50 = 7 nM)。在携带人类肿瘤异种移植物的小鼠中腹膜内施用17k会导致人类结肠癌(Colo205)丝