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慢性脑缺血对老龄大鼠学习记忆能力和髓鞘碱性蛋白的影响 被引量:1

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摘要 目的研究慢性脑缺血对老龄大鼠学习记忆能力和髓鞘碱性蛋白(MBP)的影响。方法Wistar健康老龄大鼠50只,随机分为2组,假手术组和模型组;采用Morris智能水迷宫检测各组大鼠学习记忆能力的改变情况;采用免疫组化法结合彩色病理图像分析仪测量平均灰度值观察各组MBP在内囊和胼胝体的表达。结果和假手术组比较,模型组学习记忆能力明显下降,MBP灰度值明显升高,差异具有统计学意义。结论慢性脑缺血的病理改变可能涉及髓鞘脱失,髓鞘脱失可能为慢性脑缺血引起的认知功能障碍原因之一。
出处 《中国老年学杂志》 CAS CSCD 北大核心 2010年第2期230-232,共3页 Chinese Journal of Gerontology
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