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Kim, Sukyung,Seo, Hoonhee,Mahmud, Hafij Al,Islam, Md Imtiazul,Lee, Byung-Eui,Cho, Myoung-Lae,Song, Ho-Yeon Elsevier 2018 Phytomedicine Vol.46 No.-
<P>Conclusions: Collinin extracted from the leaves of Z. schinifolium significantly inhibits the growth of MDR and XDR M. tuberculosis in the culture broth. In addition, it also inhibits the growth of intracellular drug-susceptible and drug-resistant tuberculosis in Raw264.7 and A549 cells. To our knowledge, this is the first report on the in vitro anti-tubercular activity of collinin, and our data suggest collinin as a potential drug to treat drug-resistant tuberculosis. Further studies are warranted to assess the in vivo efficacy and therapeutic potential of collinin.</P>
Bioactive Constituents from the Leaves of Zanthoxylum schinifolium
정수양,Phi Hung Nguyen,Bing Tian Zhao,민병선,마은숙,우미희 한국생약학회 2015 Natural Product Sciences Vol.21 No.1
Activity-guided separation of the methylene chloride-soluble fraction of the leaves of Zanthoxylum schinifolium, resulted in the isolation of four coumarinoids (1 - 4), two triterpenoids (5, 6) and three fatty acid derivatives (7 - 9) as active principles. Their chemical structures were identified as collinin (1), 8-methoxyani- socoumarin (2), 7-(6'R-hydroxy-3',7'-dimethylocta-2',7'-dienyloxy)-coumarin (3), (E)-4-methly-6-(coumarin-7'-yloxy) hex-4-enal (4), lupeol (5), epi-lupeol (6), phytol (7), hexadec-3-enoic acid (8) and palmitic acid (9), on the basis of spectroscopic (1D, 2D and MS) data analyses and comparing with the data published in the literatures. Compounds 1 and 7 showed potent cytotoxicity against Jurkat T cells with IC50 values of 45.58 and 47.51 mM, respectively. The others showed moderate activity with IC50 values ranging around 80.58 to 85.83 mM, while the positive control, auraptene, possessed an IC50 value of 55.36 mM.