Synthesis, characterization, cellular uptake and apoptosis-inducing properties of two highly cytotoxic cyclometalated ruthenium(II) β-carboline complexes
作者:Jincan Chen、Fa Peng、Yao Zhang、Baojun Li、Ji She、Xinming Jie、Zhilin Zou、Man Chen、Lanmei Chen
DOI:10.1016/j.ejmech.2017.09.007
日期:2017.11
(1-phenyl-9H-pyrido[3,4-b]indole) is a β-carboline alkaloids derivatives, have been synthesized and characterized. The in vitro cytotoxicities, cellular uptake and localization, cell cycle arrest and apoptosis-inducing mechanisms of these complexes have been extensively explored by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay, inductively coupled plasma mass spectrometry (ICP-MS)
两种新的通式为[Ru(NN)2(1-Ph-βC)](PF 6)的环金属化Ru(II)络合物,其中N–N = 4,4'-二甲基-2,2'-联吡啶( dmb,Ru1),2,2'-联吡啶(bpy,Ru2)和1-Ph-βC(1-苯基-9 H-吡啶[3,4- b[吲哚]是β-咔啉生物碱的衍生物,已经合成并表征。这些配合物的体外细胞毒性,细胞摄取和定位,细胞周期阻滞和凋亡诱导机制已通过3-(4,5-二甲基噻唑-2-基)-2,5-二苯基四唑溴化物(MTT)测定法进行了广泛探索。 ,电感耦合等离子体质谱(ICP-MS),流式细胞仪,彗星分析,倒置荧光显微镜以及蛋白质印迹实验技术。值得注意的是,Ru1和Ru2对具有IC 50的选定人类癌细胞系表现出有效的抗增殖活性的值低于顺铂和其他非环金属化的Ru(II)β-咔啉配合物的值。细胞摄取和定位表明这些复合物可以在细胞核中积累。进一步的抗肿瘤机制研究表明,Ru1和