Discovery of a novel niacin-lipoic acid dimer N2L attenuating atherosclerosis and dyslipidemia with non-flushing effects
作者:Yiming Jiang、Minghua Jin、Jingkao Chen、Jinwu Yan、Peiqing Liu、Meicun Yao、Weibin Cai、Rongbiao Pi
DOI:10.1016/j.ejphar.2019.172871
日期:2020.2
Niacin has been widely used as an antihyperlipidemic drug, but the flushing effect restricted its clinical application. Here, we developed novel niacin-lipoic acid dimers which lead to better lipid modulation, higher synergistic effects and less side effects. We utilized molecular docking simulation to design a novel series of niacin-lipoic acid dimers. The compound N-(2-(5-(1,2-dithiolan-3-yl)pentan
烟酸已被广泛用作降血脂药,但潮红作用限制了其临床应用。在这里,我们开发了新的烟酸-硫辛酸二聚体,可导致更好的脂质调节,更高的协同作用和更少的副作用。我们利用分子对接模拟设计了一系列新的烟酸-硫辛酸二聚体。选择了化合物N-(2-(5-(1,2-二硫杂环戊-3-基)戊酰胺基)乙基)烟酰胺(N2L)进行体外和体内评估,包括在CHO-hGPR109A细胞中的激动剂活性,对HT22和HUVECs细胞的保护作用,对豚鼠和大鼠的潮红作用,对C57BL / 6小鼠和高脂饮食大鼠的脂类调节以及对载脂蛋白E缺失小鼠的动脉粥样硬化病变的调节。N2L作为高亲和力烟酸受体GPR109A的有效和选择性激动剂。N2L保留了硫辛酸的抗氧化和细胞保护作用。此外,N2L在脂质调节和动脉粥样硬化病变调节方面显示出良好的治疗指数,并且在体内将烟酸诱导的血管舒张作用(潮红)降至最低。N2L在脂质调节和抑制动脉粥样硬化方面显示出有效