Correlation between reduction potentials and inhibitory effects on Epstein-Barr virus activation by emodin derivatives.

Abstract:

:As a continuation of studies using natural and synthetic products as cancer chemopreventive agents, we examined the reduction-oxidation potentials of hydroxylated emodin derivatives prepared from emodin in phosphate buffer at pH 7.2 using cyclic voltammetry. A significant correlation was found between the reduction potentials and number of the hydroxyl groups and the inhibitory effects of the hydroxylated emodin derivatives on Epstein-Barr virus early antigen activation. The electronic properties, i.e. LUMO energy and atomic charges of carbon at the 9-position (C(9)) and oxygen at the 11-position (O(11)), may also be useful for estimating the inhibitory effect on EBV-EA activation.

journal_name

Cancer Lett

journal_title

Cancer letters

authors

Koyama J,Inoue M,Morita I,Kobayashi N,Osakai T,Nishino H,Tokuda H

doi

10.1016/j.canlet.2005.10.043

keywords:

subject

Has Abstract

pub_date

2006-09-28 00:00:00

pages

263-7

issue

2

eissn

0304-3835

issn

1872-7980

pii

S0304-3835(05)00947-X

journal_volume

241

pub_type

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