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老年大鼠耳蜗螺旋神经节Caspase-3、Calretinin的表达
引用本文:王永生,董雪蕾. 老年大鼠耳蜗螺旋神经节Caspase-3、Calretinin的表达[J]. 中国现代医生, 2012, 50(14): 13-14
作者姓名:王永生  董雪蕾
作者单位:1. 深圳市第三人民医院耳鼻咽喉科,广东深圳,518112
2. 郑州大学第三附属医院耳鼻咽喉科,河南郑州,450052
摘    要:
目的探讨老年性聋的发病机制。方法建立D-半乳糖衰老大鼠模型,获取老年大鼠耳蜗标本并以正常青年大鼠作对照,用免疫组化SP法检测老年大鼠和青年大鼠耳蜗螺旋神经节Caspase-3,Calretinin的表达。结果老年大鼠耳蜗螺旋神经节Caspase-3,Calretinin的积分光密度明显高于对照组(P〈0.05)。结论老年大鼠耳蜗螺旋神经节Caspase-3、Calretinin含量升高。

关 键 词:老年性聋  耳蜗  螺旋神经节  caspase-3  Calretinin

Expression of Caspase-3, Calretinin in spiral ganglion of aged rats
WANG Yongsheng , DONG Xuelei. Expression of Caspase-3, Calretinin in spiral ganglion of aged rats[J]. , 2012, 50(14): 13-14
Authors:WANG Yongsheng    DONG Xuelei
Affiliation:1.Department of ENT,Shenzhen Third People’s Hospital in Guangdong Province,Shenzhen 518112,China;2.Department of ENT,The Third Affiliated Hospital of Zhengzhou University,Zhengzhou 450052,China
Abstract:
Objective To explore injury cochlea mechanism of presbycusis.Methods Establishment of D-galactose aging rats model to obtain the cochlear specimens of aged rats.As a control in normal young rats,using immunohistochemical SP staining methods detected the expression of Caspase-3,Calretinin in the cochlear spiral ganglion of aged rats and young rats.Results The integral optical density of Caspase-3,Calretinin in the spiral ganglion of aged rats was significantly higher than the control group(P < 0.05).Conclusion The content of Caspase-3,Calretinin is increased in the spiral ganglion of aged rats.
Keywords:Presbycusis  cochlear  Spiral ganglion  Caspase-3  Calretinin
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