Antifouling metabolites from the mangrove plant Ceriops tagal

被引:44
作者
De Chen, Jun [1 ]
Feng, Dan Qin [2 ]
Yang, Zhi Wei [1 ]
Wang, Zhan Chang [1 ]
Qiu, Yan [3 ]
Lin, Yi Ming [1 ]
机构
[1] Xiamen Univ, Dept Biol, Sch Life Sci, Xiamen 361005, Peoples R China
[2] Xiamen Univ, Coll Oceanog & Environm Sci, Xiamen 361005, Peoples R China
[3] Xiamen Univ, Dept Pharm, Sch Med, Xiamen 361005, Peoples R China
关键词
diterpenes; antifouling activity; barnacle; Ceriops tagal;
D O I
10.3390/molecules13020212
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The new diterpene methoxy-ent-8(14)-pimarenely-15-one ( 1) and three known metabolites: ent-8(14)-pimarene-15R, 16-diol(2), stigmasterol ( 3) and beta-sitosterol ( 4), were isolated from the roots of the mangrove plant Ceriops tagal. Their structures and relative stereochemistry were elucidated by means of extensive NMR, IR and MS analysis. Compounds 1, 2, 3 and 4 exhibited significant antifouling activities against cyprid larvae of the barnacle Balanus albicostatus Pilsbry, with EC50 values of 0.32 +/- 0.01, 0.04 +/- 0.00, 4.05 +/- 0.15 and 18.47 +/- 0.40 mu g/cm(2), respectively, whereas their toxicities towards cyprids were very low, with LC50 values all above 10 mu g/cm(2).
引用
收藏
页码:212 / 219
页数:8
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