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糖尿病大鼠耳蜗病变的形态学观察 被引量:11

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摘要 目的观察糖尿病大鼠耳蜗超微结构变化,了解病变的范围和程度。方法大鼠皮下注射链脲霉素诱发糖尿病,分别于造模后3个月及5个月进行耳蜗基底膜铺片、扫描电镜及透射电镜观察。结果造模3个月后外毛细胞纤毛排列紊乱、倒伏,有融合,外毛细胞和螺旋神经节细胞内细胞器肿胀,线粒体空泡化、嵴断裂,血管纹毛细血管基底膜增厚;5个月后病变进一步加重。内毛细胞在各个时期无明显病变。结论糖尿病可引起大鼠耳蜗外毛细胞、螺旋神经节细胞及神经纤维等的器质性病变,病变以线粒体的损伤最为明显。
出处 《中华耳鼻咽喉头颈外科杂志》 CAS CSCD 北大核心 2008年第1期64-66,共3页 Chinese Journal of Otorhinolaryngology Head and Neck Surgery
基金 无锡市科技局资助项目(CLZ00605)
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参考文献9

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二级参考文献18

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