Machilusmarin, a new neuroprotective isocoumarin dimer from the stems of Machilus ichangensis Rehd. et Wils.

被引:10
作者
Cheng, Fan [1 ]
Deng, Zhangshuang [2 ]
Guo, Zhiyong [2 ]
Chen, Jianfeng [2 ]
Zou, Kun [1 ,2 ]
机构
[1] Beijing Forestry Univ, Coll Biol Sci & Biotechnol, Beijing 100083, Peoples R China
[2] China Three Gorges Univ, Coll Chem & Life Sci, Hubei Key Lab Nat Prod Res & Dev, Yichang 443002, Peoples R China
关键词
Machilus ichangensis Rehd. et Wils; isocoumarin dimmer; neuroprotective activity;
D O I
10.1080/14786419.2012.733392
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
A new isocoumarin dimer, Machilusmarin (1), was isolated from the stem of Machilus ichangensis Rehd. et Wils., together with two known coumarins, scopoletin (2) and isoscopoletin (3). The structure of Machilusmarin (1) was elucidated by HRMS and NMR spectrums. Machilusmarin (1) showed significant neuroprotective activity against SH-SY5Y human neuroblastoma cells apoptosis induced by hydrogen peroxide at concentrations ranging from 0.625 to 10.0 mu gmL(-1).
引用
收藏
页码:1542 / 1547
页数:6
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