The neuroprotective effects of alpha‐lipoic acid on an experimental model of Alzheimer's disease in PC12 cells

Author(s):  
Xinrong Pei ◽  
Fangyan Hu ◽  
Feiya Luo ◽  
Xianglu Huang ◽  
Xiaoling Li ◽  
...  
Peptides ◽  
2006 ◽  
Vol 27 (12) ◽  
pp. 3363-3369 ◽  
Author(s):  
Lígia M. Iores-Marçal ◽  
Tânia A. Viel ◽  
Hudson Sousa Buck ◽  
Viviane A. Nunes ◽  
Andrezza J. Gozzo ◽  
...  

2015 ◽  
Vol 2015 ◽  
pp. 1-9 ◽  
Author(s):  
Dongdong Zhang ◽  
Zhe Wang ◽  
Chenxia Sheng ◽  
Weijun Peng ◽  
Shan Hui ◽  
...  

Icariin is a prenylated flavonol glycoside derived from the Chinese herbEpimedium sagittatumthat exerts a variety of pharmacological activities and shows promise in the treatment and prevention of Alzheimer’s disease. In this study, we investigated the neuroprotective effects of icariin against amyloid beta protein fragment 25–35 (Aβ25–35) induced neurotoxicity in cultured rat pheochromocytoma PC12 cells and explored potential underlying mechanisms. Our results showed that icariin dose-dependently increased cell viability and decreasedAβ25–35-induced apoptosis, as assessed by MTT assay and Annexin V/propidium iodide staining, respectively. Results of western blot analysis revealed that the selective phosphatidylinositol 3-kinase (PI3K) inhibitor LY294002 suppressed icariin-induced Akt phosphorylation, suggesting that the protective effects of icariin are associated with activation of the PI3K/Akt signaling pathway. LY294002 also blocked the icariin-induced downregulation of proapoptotic factors Bax and caspase-3 and upregulation of antiapoptotic factor Bcl-2 inAβ25–35-treated PC12 cells. These findings provide further evidence for the clinical efficacy of icariin in the treatment of Alzheimer’s disease.


2020 ◽  
Vol 43 (3) ◽  
pp. 409-417 ◽  
Author(s):  
Myeongcheol Shin ◽  
Quan Feng Liu ◽  
Byoungyun Choi ◽  
Changmin Shin ◽  
Banseok Lee ◽  
...  

1996 ◽  
Vol 99 (4) ◽  
pp. 336
Author(s):  
A. Milovanovic ◽  
J. Milovanovic ◽  
E. Radulovic ◽  
D. Micic ◽  
B.B. Mrsulja

2011 ◽  
Vol 7 ◽  
pp. S416-S416
Author(s):  
Elena Zenaro ◽  
Simona Budui ◽  
Enrica Pietronigro ◽  
Vittorina Della Bianca ◽  
Barbara Rossi ◽  
...  

2013 ◽  
Vol 38 (1) ◽  
pp. 111-120 ◽  
Author(s):  
Lynne Shinto ◽  
Joseph Quinn ◽  
Thomas Montine ◽  
Hiroko H. Dodge ◽  
William Woodward ◽  
...  

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