Terpenoids from Alpinia galanga and their acetylcholinesterase inhibitory activity

被引:1
|
作者
Zhou, Bo [1 ,2 ,3 ]
Guo, Meng-Jia [1 ,2 ,3 ]
Zhao, Xin-Man [1 ,2 ,3 ]
Li, Xiao-Long [1 ,2 ,3 ]
Liu, Shao-Huan [1 ,2 ,3 ]
Shen, Xiang-Chun [1 ,2 ,3 ]
Zhang, Nen-Ling [1 ,2 ,3 ]
机构
[1] Guizhou Med Univ, Sch Pharmaceut Sci, State Key Lab Funct & Applicat Med Plants, Guiyang, Peoples R China
[2] Guizhou Med Univ, High Efficacy Applicat Nat Med Resources Engn Ctr, Sch Pharmaceut Sci, Guiyang, Peoples R China
[3] Guizhou Med Univ, Sch Pharmaceut Sci, Key Lab Optimal Utilizat Nat Med Resources, Guiyang, Peoples R China
关键词
Alpinia galanga; sesquiterpenoid; diterpenoid; acetylcholinesterase; inhibitory activity; SEEDS; SESQUITERPENES; DITERPENES; RHIZOMES;
D O I
10.1080/14786419.2024.2346269
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A new labdane diterpene (1), two new norsesquiterpenoids (2-3), as well as eight known terpenoids (4-11) were isolated from the seeds of Alpinia galanga (Zingiberaceae). Their structures and absolute configurations were elucidated by 1D, 2D NMR, MS, and comparison of their experimental and calculated electronic circular dichroism (ECD). The acetylcholinesterase (AChE) inhibitory activities of all the isolated compounds (1-11) were evaluated and the result showed that compounds 6 and 9 had inhibitory activity against AChE, with IC50 values at 295.70 and 183.91 mu M, whereas other compounds did not show any inhibitory activity.<br /> [GRAPHICS]
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页数:8
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