梓醇对鱼藤酮损伤小鼠的记忆、抗氧化能力的影响及安全性评价

被引:19
作者
姜涛 [1 ]
张爱红 [2 ]
赵荣国 [3 ]
姜波 [2 ]
机构
[1] 深圳市宝安区中医院
[2] 大连理工大学环境与生命学院
[3] 大连国人生物科技有限公司
关键词
梓醇; 神经损伤; 记忆能力; 安全性评价;
D O I
10.13241/j.cnki.pmb.2008.06.016
中图分类号
R285 [中药药理学];
学科分类号
100806 [中药药理学];
摘要
目的:研究梓醇对鱼藤酮损伤小鼠的学习记忆能力及皮层抗氧化系统的影响,并对其安全性进行评价。方法:腹腔注射鱼藤酮建立小鼠皮层抗氧化系统损伤模型,腹腔注射给药21 d后进行Y迷宫试验,再测定各组小鼠皮层谷胱甘肽过氧化物酶(GSH-PX)、谷胱甘肽S-转移酶(GST)、丙二醛(MDA)、谷胱甘肽(GSH)水平;梓醇安全性评价采取小鼠急性毒性试验和大鼠长期毒性试验。结果:梓醇能够改善小鼠的迷宫成绩,增强GSH-PX活性和GSH含量,降低GST活性和MDA含量,抑制LDH的释放。小鼠腹腔注射给药梓醇的LD50为206.5mg/kg.;大鼠尾静脉注射90天,未见动物出现血液学、血液生化及主要脏器的毒性变化。结论:梓醇能改善鱼藤酮损伤小鼠的记忆能力,减轻皮层氧化应激损伤;长期使用无明显的毒副作用。
引用
收藏
页码:1039 / 1041+1045 +1045
页数:4
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