Journal of Pharmacological Sciences
Online ISSN : 1347-8648
Print ISSN : 1347-8613
ISSN-L : 1347-8613
Short Communications
Protection Against Oxidative Stress-Induced Neurodegeneration by a Modulator for DJ-1, the Wild-Type of Familial Parkinson’s Disease-Linked PARK7
Takashi YanagidaYoshihisa KitamuraKoichiro YamaneKazunori TakahashiKazuyuki TakataDaijiro YanagisawaHiroyuki YasuiTakashi TaniguchiTakahiro TairaToshio HondaHiroyoshi Ariga
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2009 Volume 109 Issue 3 Pages 463-468

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Abstract

Although a loss-of-function type mutation was identified in familial Parkinson’s disease PARK7, the wild-type of DJ-1 is known to act as an oxidative stress sensor in neuronal cells. Recently, we found a DJ-1 modulator UCP0054278 by in silico virtual screening. In this study, we determined the neuroprotective effects of UCP0054278 against focal ischemia-induced neurodegeneration in rats. Hydrogen peroxide–induced cell death and the production of reactive oxygen species were significantly inhibited by UCP0054278 in normal SH-SY5Y cells, but not in DJ-1–knockdown cells. These results suggest that UCP0054278 interacts with endogenous DJ-1 and then exhibits antioxidant and neuroprotective responses.

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© The Japanese Pharmacological Society 2009
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