Synthesis, biological evaluation and molecular modeling of benzofuran piperidine derivatives as Aβ antiaggregant
作者:Sharmin Reza Chowdhury、Jinxin Gu、Yixin Hu、Juntao Wang、Shuwen Lei、Mojdeh S. Tavallaie、Celine Lam、Dan Lu、Faqin Jiang、Lei Fu
DOI:10.1016/j.ejmech.2021.113541
日期:2021.10
A series of benzofuran piperidine derivatives were designed, synthesized and evaluated as multifunctional Aβ antiaggregant to treat Alzheimer's disease (AD). In vitro results revealed that all of them are very good Aβ antiaggregants and some of the compounds are potent acetylcholinesterase (AChE) inhibitors with moderate antioxidant property. Selected compounds were also tested for neuroprotection
一系列苯并呋喃哌啶衍生物被设计、合成并评估为多功能 Aβ 抗凝剂以治疗阿尔茨海默病 (AD)。体外结果表明,它们都是非常好的 Aβ 抗凝剂,其中一些化合物是强效的乙酰胆碱酯酶 (AChE) 抑制剂,具有中等抗氧化性能。还测试了所选化合物的神经保护活性、LDH 释放、ATP 产生和抑制活性,以防止 Aβ 肽与细胞膜结合。在我们的先导化合物3的结构中引入的不同修饰(hAChE IC 50 = 61 μM 和自诱导 Aβ 25-35聚合 45.45%),以增加其对 AD 相关目标的活动。最有趣的多功能 Aβ 抗聚集剂是化合物3a、3h和3i,突出显示3h作为有效的 Aβ 抗聚集剂和良好的抗乙酰胆碱酯酶抑制剂(自诱导 Aβ 25-35聚集 57.71% 和 hAChE IC 50 = 21 μM),具有良好的神经保护和抗氧化活性。此外,这三种最有前途的化合物可防止 Aβ 25-35诱导的细胞内活性氧