Acupuncture attenuates neuronal cell death in middle cerebral artery occlusion model of focal ischemia

2010 ◽  
Vol 32 (sup1) ◽  
pp. 84-87 ◽  
Author(s):  
Kyoung Ah Kang ◽  
Eun Sim Shin ◽  
Jinyoung Hur ◽  
Mohmmad Rakibul Hasan ◽  
Hyejung Lee ◽  
...  
2001 ◽  
Vol 55 (3) ◽  
pp. 375-386 ◽  
Author(s):  
William D. Hill ◽  
David C. Hess ◽  
James E. Carroll ◽  
Chandramohan G. Wakade ◽  
Eugene F. Howard ◽  
...  

2021 ◽  
Vol 37 (1) ◽  
Author(s):  
Dong-Ju Park ◽  
Ju-Bin Kang ◽  
Fawad-Ali Shah ◽  
Phil-Ok Koh

Abstract Background Calcium is a critical factor involved in modulation of essential cellular functions. Parvalbumin is a calcium buffering protein that regulates intracellular calcium concentrations. It prevents rises in calcium concentrations and inhibits apoptotic processes during ischemic injury. Quercetin exerts potent antioxidant and anti-apoptotic effects during brain ischemia. We investigated whether quercetin can regulate parvalbumin expression in cerebral ischemia and glutamate toxicity-induced neuronal cell death. Adult male rats were treated with vehicle or quercetin (10 mg/kg) 30 min prior to middle cerebral artery occlusion (MCAO) and cerebral cortical tissues were collected 24 h after MCAO. We used various techniques including Western blot, reverse transcription-PCR, and immunohistochemical staining to elucidate the changes of parvalbumin expression. Results Quercetin ameliorated MCAO-induced neurological deficits and behavioral changes. Moreover, quercetin prevented MCAO-induced a decrease in parvalbumin expression. Conclusions These findings suggest that quercetin exerts a neuroprotective effect through regulation of parvalbumin expression.


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