The concept of hybrid molecules of tacrine and benzyl quinolone carboxylic acid (BQCA) as multifunctional agents for Alzheimer's disease
作者:V. Hepnarova、J. Korabecny、L. Matouskova、P. Jost、L. Muckova、M. Hrabinova、N. Vykoukalova、M. Kerhartova、T. Kucera、R. Dolezal、E. Nepovimova、K. Spilovska、E. Mezeiova、N.L. Pham、D. Jun、F. Staud、D. Kaping、K. Kuca、O. Soukup
DOI:10.1016/j.ejmech.2018.02.083
日期:2018.4
designed based on multi-target directed ligands (MTLDs) paradigm, synthesized and evaluated in vitro as inhibitors of human acetylcholinesterase (hAChE) and human butyrylcholinesterase (hBChE). Tacrine moiety is represented herein as 7-methoxytacrine, 6-chlorotacrine or unsubstituted tacrine forming three different families of seven members, i.e. 21 compounds in overall. Introducing BQCA, a positive modulator
基于多靶标定向配体(MTLD)范例设计了新型他克林-苄基喹诺酮羧酸(tacrine-BQCA)杂种,并在体外合成并评估了其作为人乙酰胆碱酯酶(h AChE)和人丁酰胆碱酯酶(h BChE)的抑制剂。他克林部分在本文中表示为形成七个成员的三个不同家族(即总共21种化合物)的7-甲氧基他克林,6-氯他克林或未取代的他克林。引入BQCA(一种M1毒蕈碱型乙酰胆碱受体(mAChRs)的正调节剂),通过Fluo-4 NW分析对中国仓鼠卵巢(CHO-M1WT2)细胞系评估了新型化合物对M1 mAChRs的作用。所有新颖的他克林-BQCA杂种均能够阻断hAChE和h BChE在微摩尔至纳摩尔范围内。发现5p的h AChE动力学曲线是混合型的,这与我们的对接实验一致。此外,通过PAMPA测定法评估了选定的配体对HepG2细胞系的潜在肝毒性和通过血脑屏障的推测渗透性。尚未确认BQCA部分对M1 mAChRs