Abstract
Anticancer and antiviral estimation of three Ulmus pravifolia extracts and their chemical constituents
Manal M.Hamed1, Samir M. El-Amin1, Laila A. Refahy1*, El-Sayed A. Soliman2, Wafaa A. Mansour3, Hoda M. Abu Taleb4 and Eman A. Morsi1
DOI : http://dx.doi.org/10.13005/ojc/310341
Abstract:
Anticancer and antiviral activity of methanol, chloroform and butanol extracts of Ulmus pravifolia were tested on three cytokines of the human ascites fluid, TNF-alpha, Interferons-gamma and NO. Chloroform and butanol extracts showed a significant curative effect. Both butanol and chloroform extract undergo chromatographic fractionation to yield five compounds identified as Hederagenin 3-O-ß-D-glucopyranoside (1), Kaempferol 3-O-ß-D-glucopyranosyl-(1→2)-α-L-rhamnopyranosyl-(1→2)-O-ß-D-glucopyranosyl-7-O-ß-D-glucopyranoside (2), 24-hydroxy-24-methylcycloartanol trans-ferulate (3), lupeol caffeate (4) and Ulmicin D (5). All compounds were isolated from the plant for the first time. The five compounds showed significant curative effect.
Keywords:Ulmus pravfolia; antiviral; anticancer; cytokines; hepatitis C; hepatocellular carcinoma; TNF-alpha; Interferon-gamma; NO
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