Secoiridoid dimers and their biogenetic precursors from the fruits of Cornus officinalis with potential therapeutic effects on type 2 diabetes
作者:Zhong-Can Peng、Jun He、Xue-Ge Pan、Jia Zhang、Yu-Ming Wang、Xian-Sheng Ye、Cong-Yuan Xia、Wen-Wen Lian、Yu Yan、Xiao-Li He、Wei-Ku Zhang、Jie-Kun Xu
DOI:10.1016/j.bioorg.2021.105399
日期:2021.12
unusual cornuside-morroniside secoiridoid dimers, and their possible new biogenetic precursor, 3″,5″-dehydroxycornuside (7), together with four known secoiridoids (8–11), were obtained from the fruits of Cornus officinalis. Their structures were elucidated on the basis of various spectroscopic and chemical methods. A plausible biosynthetic pathway of compounds 1–11 was proposed. The α-glucosidase inhibitory
Cornusdiridoid AF ( 1-6 )、六种不寻常的cornuside-morroniside secoiridoid二聚体,以及它们可能的新生物遗传前体3″,5″-dehydroxycornuside ( 7 ),以及四种已知的secioridoids ( 8-11 ),均从果实中获得山茱萸。_ 基于各种光谱和化学方法阐明了它们的结构。化合物1-11的合理生物合成途径被提议。评估了这些分离物的α-葡萄糖苷酶抑制、抗氧化和抗炎活性。其中一些作为有效的抗糖尿病、抗炎和自由基清除剂而出现。还对抗糖尿病靶点 α-葡萄糖苷酶进行了分子对接,以研究最有效的 α-葡萄糖苷酶抑制剂 vincosamide ( 9 ) 的可能结合模式。这些结果表明,来自C. officinalis果实的 secoiridoids 可作为新的潜在抗糖尿病药物来预防和治疗 2 型糖尿病。