Dual targeting of acetylcholinesterase and tau aggregation: Design, synthesis and evaluation of multifunctional deoxyvasicinone analogues for Alzheimer’s disease
作者:Shoaib Manzoor、Moustafa T. Gabr、Bisma Rasool、Kavita Pal、Nasimul Hoda
DOI:10.1016/j.bioorg.2021.105354
日期:2021.11
have demonstrated remarkable efficiency as potential therapeutics for Alzheimer’s disease (AD). Herein, we reported a new series of deoxyvasicinone analogues as dual inhibitor of acetylcholinesterase (AChE) and tau aggregation that function as multitargeted ligands for AD. All the multitargeted ligands 11(a-j) and 15(a-g) were designed, synthesized, and validated by 1HNMR, 13CNMR and mass spectrometry
多靶点配体的开发已证明作为阿尔茨海默病 (AD) 的潜在疗法具有显着的效率。在此,我们报道了一系列新的脱氧血管紧张素类似物作为乙酰胆碱酯酶 (AChE) 和 tau 聚集的双重抑制剂,可作为 AD 的多靶点配体。所有多靶点配体11(aj)和15(ag ) 均经过1 HNMR、13 CNMR 和质谱法设计、合成和验证。筛选了所有合成的化合物11(aj)和15(ag ) 抑制 AChE、BACE1、淀粉样蛋白纤维化、α-syn 聚集和 tau 聚集的能力。所有筛选的化合物都对 BACE-1、A β具有弱抑制作用42和 α-syn 聚合。然而,在 AChE 抑制筛选试验和细胞 tau 聚集筛选中,有几种化合物被鉴定为潜在的命中物。在所有化合物中,11f在单剂量筛选 (10 µM) 时显着抑制 AChE 活性和细胞 tau 寡聚化。此外,11f的半数抑制浓度 (IC 50 ) 值分别为 0.91 ±