Discovery of a ring-opened derivative of 3-n-butylphthalide bearing NO/H2S-donating moieties as a potential anti-ischemic stroke agent
作者:Wei Yin、Li Lan、Zhangjian Huang、Jing Ji、Jiangen Fang、Xiaoli Wang、Hui Ji、Sixun Peng、Jinyi Xu、Yihua Zhang
DOI:10.1016/j.ejmech.2016.03.044
日期:2016.6
To search for novel anti-ischemic stroke agents with higher potency than a known drug 3-n-butylphthalide (NBP), a series of ring-opened derivatives of NBP bearing both nitric oxide (NO) and hydrogen sulfide (H2S)-donating moieties (NO/H2S-NBP) (8a-8o) were designed, synthesized, and biologically evaluated. The most active compound 8d was more potent than NBP and the corresponding H2S-NBP 10 or NO-NBP
为了寻找比已知药物3-n-丁基邻苯二甲酸酯(NBP)更高效力的新型抗缺血性中风药,NBP的一系列开环衍生物同时带有一氧化氮(NO)和硫化氢(H 2 S)-设计,合成和生物学评估供体部分(NO / H 2 S-NBP)(8a-8o)。活性最高的化合物8d在体外抑制ADP诱导的血小板凝集方面比NBP和相应的H 2 S-NBP 10或NO-NBP 13更有效。另外,8d产生中等水平的NO和H 2S,可能有益于改善心血管和脑循环。更重要的是,在短暂性局灶性脑缺血的大鼠模型中,口服治疗8d改善了神经行为功能,减小了梗塞的大脑大小和脑水含量,并增强了脑抗氧化剂SOD,GSH和GSH-Px的水平,但降低了水平氧化剂MDA。8d对缺血/再灌注(I / R)相关的脑损伤的保护作用大于NBP,这表明8d可能是有希望进行进一步研究的药物。