Design, synthesis, and evaluation of chalcone analogues incorporate α,β-Unsaturated ketone functionality as anti-lung cancer agents via evoking ROS to induce pyroptosis
作者:Min Zhu、Jiabing Wang、Jingwen Xie、Liping Chen、Xiaoyan Wei、Xing Jiang、Miao Bao、Yanyi Qiu、Qian Chen、Wulan Li、Chengxi Jiang、Xiaoou Zhou、Liping Jiang、Peihong Qiu、Jianzhang Wu
DOI:10.1016/j.ejmech.2018.08.072
日期:2018.9
of a α,β-unsaturated ketone unit into chalcone may be an effective strategy for development of chemotherapy drugs. Hence, a number of chalcone analogues bearing a α,β-unsaturated ketone were synthesized from chalcone analogues 1 with modest anticancer activities as the lead compound. Structure-activity relationship (SAR) studies confirmed the function of α,β-unsaturated ketone to improve anticancer
查耳酮是一种天然结构,具有许多药理活性,包括抗癌作用,一种有前途的机制是调节ROS的产生。已知细胞凋亡与抗癌作用有关,而关于由化疗药物引起的ROS介导的细胞凋亡的研究较少。而且,将α,β-不饱和酮单元掺入查耳酮中可能是开发化学疗法药物的有效策略。因此,从具有适度抗癌活性的查耳酮类似物1作为前导化合物合成了许多带有α,β-不饱和酮的查耳酮类似物。结构-活性关系(SAR)研究证实了α,β-不饱和酮具有改善抗癌活性的功能。值得注意的是,化合物8带有α,β-不饱和酮的,是最有效的癌症抑制剂,NCI-H460,A549和H1975细胞的IC 50值分别为2.3±0.3、3.2±0.0和5.7±1.4μM。此外,8通过调节ROS诱导caspase-3介导的细胞凋亡以时间和浓度依赖性的方式表现出对NCI-H460细胞的抗增殖能力,并在体内具有更好的安全性。总体而言,这些结果表明,化合物8是开发化疗药物的