The Japanese Journal of Pharmacology
Online ISSN : 1347-3506
Print ISSN : 0021-5198
ISSN-L : 0021-5198
Short Communication
Xanthine Oxidase-Derived Reactive Oxygen Species Activate Nuclear Factor Kappa B During Hepatic Ischemia in Rats
Nobuaki MatsuiIkuko SatsukiYuka MoritaKeiichi InaizumiKazumi KasajimaReiko KanohNobuyuki FukuishiMasaaki Akagi
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2000 Volume 84 Issue 3 Pages 363-366

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Abstract

The present study was carried out to elucidate the relationship between the generation of reactive oxygen species (ROS) and an activation of nuclear factor (NF) kappa B in a hepatic ischemia-reperfusion model. During the ischemic period, the contents of xanthine oxidase (XOD) metabolites and thiobarbituric acid-reactive substances were significantly increased, and NF-kappa B was activated in the liver of rats. The activation of NF-kappa B was inhibited by pretreatment of allopurinol (10-100mg/kg, i.p.) in a dose-dependent manner. In conclusion, this suggests that the XOD-derived ROS may activate NF-kappa B during ischemia.

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© The Japanese Pharmacological Society 2000
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