Issue 56, 2015

Anti-inflammatory sesquiterpenes from the medicinal herb Tanacetum sinaicum

Abstract

New sesquiterpenes tanacetolide A–C (1–3) were isolated from a Tanacetum sinaicum extract together with known compounds (4–10). The structures were elucidated on the basis of MS and NMR spectroscopic data. All the compounds were evaluated for the inhibition of inducible nitric oxide (NO) production in a mouse peritoneal macrophage system. Iso-seco-tanapartholide-3-O-methyl ether (4) produced potent inhibition of NO production (IC50 = 1.0 μM). At the protein expression level, 4 elicited concentration-dependant down-regulation of inducible nitric oxide synthase.

Graphical abstract: Anti-inflammatory sesquiterpenes from the medicinal herb Tanacetum sinaicum

Supplementary files

Article information

Article type
Paper
Submitted
24 Apr 2015
Accepted
12 May 2015
First published
13 May 2015

RSC Adv., 2015,5, 44895-44901

Author version available

Anti-inflammatory sesquiterpenes from the medicinal herb Tanacetum sinaicum

M. F. Hegazy, A. R. Hamed, T. A. Mohamed, A. Debbab, S. Nakamura, H. Matsuda and P. W. Paré, RSC Adv., 2015, 5, 44895 DOI: 10.1039/C5RA07511D

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