Design, Synthesis, and Antitumor Evaluation of Novel Histone Deacetylase Inhibitors Equipped with a Phenylsulfonylfuroxan Module as a Nitric Oxide Donor
作者:Wenwen Duan、Jin Li、Elizabeth S. Inks、C. James Chou、Yuping Jia、Xiaojing Chu、Xiaoyang Li、Wenfang Xu、Yingjie Zhang
DOI:10.1021/acs.jmedchem.5b00317
日期:2015.5.28
On the basis of the strategy of creating multifunctional drugs, a novel series of phenylsulfonylfuroxan-based hydroxamates with histone deacetylase (HDAC) inhibitory and nitric oxide (NO) donating activities were designed, synthesized, and evaluated. The most potent NO donor–HDAC inhibitor (HDACI) hybrid, 5c, exhibited a much greater in vitro antiproliferative activity against the human erythroleukemia
在创建多功能药物的策略的基础上,设计,合成和评估了一系列新的具有组蛋白脱乙酰基酶(HDAC)抑制和一氧化氮(NO)活性的基于苯磺酰呋喃酮的异羟肟酸酯。最有力的NO供体–HDAC抑制剂(HDACI)杂种5c对人类红白血病(HEL)细胞系的体外抗增殖活性比经批准的药物SAHA(Vorinostat)强得多,并且其抗增殖活性因NO清除剂血红蛋白呈剂量依赖性。进一步的机制研究表明5c在HEL细胞中强烈诱导细胞凋亡和G1期阻滞。动物实验确定5c在HEL细胞异种移植模型中具有有效的抗肿瘤活性的口服活性剂。有趣的是,尽管化合物5c在分子水平上具有显着的HDAC6选择性,但它在蛋白质印迹分析中显示出泛HDAC抑制作用,这很可能是由于在细胞水平上NO释放引起的I类HDACs抑制作用。