Sirtuin 1 attenuates oxidative stress via upregulation of superoxide dismutase 2 and catalase in astrocytes
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作者:
Cheng, Yi
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Cheng, Yi
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Takeuchi, Hideyuki
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Takeuchi, Hideyuki
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Sonobe, Yoshifumi
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Sonobe, Yoshifumi
[1
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Jin, Shijie
[1
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Wang, Yue
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Wang, Yue
[1
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Horiuchi, Hiroshi
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Horiuchi, Hiroshi
[1
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Parajuli, Bijay
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Parajuli, Bijay
[1
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Kawanokuchi, Jun
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Kawanokuchi, Jun
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Mizuno, Tetsuya
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Mizuno, Tetsuya
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Suzumura, Akio
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Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, JapanNagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Suzumura, Akio
[1
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机构:
[1] Nagoya Univ, Environm Med Res Inst, Dept Neuroimmunol, Chigusa Ku, Nagoya, Aichi 4648601, Japan
Sirtuin 1 (SIRT1) exerts a neuroprotective effect on various neurologic diseases. Here we investigated the protective functions of SIRT1 in astrocytes, which are the most abundant cells in the central nervous system. Upregulation of SIRT1 suppressed the expression levels of pro-inflammatory cytolcines and increased the expression levels of superoxide dismutase 2 and catalase. Inversely, inhibition of SIRT1 significantly increased the acetylation of forkhead box protein 04, decreased the expression levels of superoxide dismutase 2 and catalase, and increased. the production of reactive oxygen species. Our data suggest that astrocytic SIRT1 may elicit neuroprotective effects through its anti-oxidative and anti-inflammatory functions. (C) 2014 Elsevier B.V. All rights reserved.