中国中药杂志

2018, (23) 113-118

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中药两面针的化学成分及细胞毒活性成分研究
Chemical and cytotoxic constituents of Zanthoxylum nitidum

赵丽娜,王佳,汪哲,谭宁华
ZHAO Li-na,WANG Jia,WANG Zhe,TAN Ning-hua

摘要(Abstract):

采用硅胶、凝胶、RP-18中压柱色谱、HPLC等分离方法,结合NMR,MS等波谱技术,从中药两面针的甲醇提取物中分离鉴定了10个化合物,分别为zanthonitidine B(1)、cyclo-(Leu-Leu-Leu-Leu-Ile)(2)、6S-10-O-demethylbocconoline(3)、鹅掌楸碱(liriodenine,4)、异阔果芸香碱(isoplatydesmine,5)、5,5′-二甲氧基落叶松脂醇(5, 5′-dimethoxylariciresinol,6)、丁香树脂醇(syringaresinol,7)、表丁香脂素(episyringaresinol,8)、异紫花前胡内酯(marmesin,9)、丁香醛(syringaldehyde,10)。其中化合物1为新的生物碱类化合物,化合物2为首次从植物界发现的环五肽,化合物3为首次从花椒属植物中分离得到的生物碱。化合物3和4对人结肠癌细胞HT29、人非小细胞肺癌细胞A549和人乳腺癌细胞MDA-MB-231均具有一定的细胞毒活性,其IC_(50)分别为27.37, 24.10, 33.58μmol·L~(-1)和9.12, 6.05, 11.35μmol·L~(-1)。
Ten compounds were isolated from the methanol extract of Zanthoxylum nitidum through silica gel, Sephadex LH-20, RP-18 and HPLC chromatography techniques. Their structures were elucidated by the MS and NMR spectra as zanthonitidine B(1), cyclo-(Leu-Leu-Leu-Leu-Ile)(2),6S-10-O-demethylbocconoline(3), liriodenine(4), isoplatydesmine(5), 5, 5′-dimethoxylariciresinol(6), syringaresinol(7), episyringaresinol(8), marmesin(9) and syringaldehyde(10). Among them,1 is a new alkaloid,2 is a cyclopentapeptide isolated from plant kingdom for the first time, and 3 is from the genus Zanthoxylum for the first time. Compounds 3 and 4 exhibited cytoxoxicity against three human cancer cell lines HT29, A549 and MDA-MB-231 with IC_(50) values of 27.37, 24.10, 33.58 μmol·L~(-1) and 9.12,6.05, 11.35 μmol·L~(-1),respectively.

关键词(KeyWords): 花椒属;两面针;生物碱;环肽;细胞毒活性
Zanthoxylum;Zanthoxylum nitidum;alkaloids;cyclopeptides;cytotoxicity

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金面上项目(31470428);; 江苏省“双创团队”项目;; 中国药科大学高层次人才引进项目

作者(Author): 赵丽娜,王佳,汪哲,谭宁华
ZHAO Li-na,WANG Jia,WANG Zhe,TAN Ning-hua

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