Design, synthesis and high antitumor potential of new unsymmetrical bisacridine derivatives towards human solid tumors, specifically pancreatic cancers and their unique ability to stabilize DNA G-quadruplexes
作者:Ewa Paluszkiewicz、Barbara Horowska、Barbara Borowa-Mazgaj、Grażyna Peszyńska-Sularz、Jolanta Paradziej-Łukowicz、Ewa Augustin、Jerzy Konopa、Zofia Mazerska
DOI:10.1016/j.ejmech.2020.112599
日期:2020.10
dimers strongly inhibited pancreatic Panc-1, Mia-Pa-Ca-2, Capan-2 and prostate cancer DU-145 cell growth. The studied compounds showed very strong antitumor activity (T/C> 300%) against Walker 256 rat adenocarcinoma. The selected 26 UAs were tested against 12 human tumor xenografts in nude mice, including colon, breast, prostate and pancreatic cancers. The studies on the molecular mechanism of action
已经开发了新的有前途的不对称双ac啶衍生物(UAs)。通过使4-硝基或4-甲基ac啶酮,咪唑ac啶酮和三唑并ac啶酮衍生物与通过氨基烷基链连接的1-硝基ac啶化合物缩合,合成包括36种化合物的三类化合物。细胞毒性筛选揭示了这些化合物对几种肿瘤细胞系的高效力。特别地,咪唑并rid啶酮-1-硝基ac啶二聚体强烈抑制胰腺Panc-1,Mia-Pa-Ca-2,Capan-2和前列腺癌DU-145细胞的生长。所研究的化合物对Walker 256大鼠腺癌显示出非常强的抗肿瘤活性(T / C> 300%)。针对裸鼠中的12种人类肿瘤异种移植物测试了所选的26种UA,包括结肠癌,乳腺癌,前列腺癌和胰腺癌。对分子作用机理的研究表明,这些不对称的二聚体对G-四链体的存在做出了显着的响应,而不是对dsDNA的响应。UAs对G-四链体稳定的效能与结构-活性的关系表明,这种药物-G-四链体复合物的热稳定性不仅取决于