Role of SIRT1 in the neuroprotective effects of resveratrol on MPP+-induced apoptosis in neurons

被引:0
|
作者
Alvira, D. [1 ]
Yeste-Velasco, M. [1 ]
Folch, J. [2 ]
Verdaguer, E.
Rimbau, V. [1 ]
Canudas, A. M. [1 ]
Pallas, M. [1 ]
Camins, A. [1 ]
机构
[1] Univ Barcelona, Unitat Farmacol & Farmacognosia, Inst Biomed, Fac Farm, E-08028 Barcelona, Spain
[2] Univ Rovira & Virgili, Fac Med & Ciencies Salut, Unitat Bioquim, Reus, Spain
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R-3 [医学研究方法]; R3 [基础医学];
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1001 ;
摘要
We study the role of the mammalian silent information regulator 2 (SIRT1) in the process of neuroprotection mediated by resveratrol MPP+-induced loss of cell viability and apoptosis in CGNs was prevented by the addition of RESV (1 mu M to 100 mu M). However, the neuroprotective effects were not mediated by the activation of SIRT1, since sirtinol -an inhibitor of this enzyme- did not attenuate them. Furthermore MPP+ decreases the protein expression of SIRT1. Our results indicate that the antiapoptotic effects of RESV in MPP+ are independent of the stimulation of SIRT1 and depend on its antioxidant properties.
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页码:185 / +
页数:2
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