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- W4205653737 abstract "Some of the statins have been shown to have antidepressant effects, but whether atorvastatin (AV) has antidepressant effects is unknown. This study was to investigate the effect of AV treatment on depressive behaviors. Herein, we show that AV treatment had antidepressant-like effect in physiological conditions and antidepressant effect in depressive state which depended on α7 nicotinic acetylcholine receptor (α7nAChR) expression in the ventral hippocampus (vHPC), but not α4β2 nicotinic acetylcholine receptor (α4β2nAchR) expression in vHPC, nor the α7nAChR and α4β2nAchR expression in dorsal hippocampus (dHPC). By using MLA, a selective α7nAChR antagonist, we investigated the role of α7nAChR in AV treatment. Behavior tests demonstrated that MLA abolished the antidepressant effect of AV. Besides, our data showed that AV treatment increased Akt phosphorylation, brain-derived neurotrophic factor (BDNF), synaptic related protein synapsin and spinophilin expression. The phosphatidylinositol-3 kinase (PI3K) inhibitor LY294002 reversed AV-induced increase of BDNF expression, newborn neurons and antidepressant behavior effects. Our study suggests that AV plays an antidepressant role by regulating synaptic plasticity of vHPC through PI3K/Akt-BDNF signaling pathway, which may be a good choice for depression treatment." @default.
- W4205653737 created "2022-01-26" @default.
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- W4205653737 date "2022-02-01" @default.
- W4205653737 modified "2023-10-17" @default.
- W4205653737 title "Atorvastatin ameliorates depressive behaviors via regulation of α7nAChR expression by PI3K/Akt-BDNF pathway in mice" @default.
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- W4205653737 doi "https://doi.org/10.1016/j.bbrc.2022.01.034" @default.
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