硒对阿霉素心肌毒性的保护作用——光镜及电镜研究

被引:1
作者
吴耀炯
王扬宗
机构
[1] 兰州医学院病理学教研室
关键词
阿霉素心肌毒性; 硒; 保护作用;
D O I
10.13885/j.issn.1000-2812.1991.01.001
中图分类号
学科分类号
摘要
本实验用24只家兔做了ADR心肌毒性和硒对ADR心肌毒性保护作用的研究。用两种不同剂量硒(一般剂量和大剂量)作预防性投给,实验10周后处死动物,取心脏等器官的组织标本和电镜标本,作光镜及电镜观察。实验结果表明:隔日给一般剂量亚硒酸钠0.02mg/kg对ADR心肌毒性没有明显的保护作用,而隔日给大剂量亚硒酸钠0.5mg/kg则显示一定的保护作用。主要表现在家兔生存期延长,脱毛减轻,体重减轻发生晚;电镜下,心肌原纤维和肌丝溶解、破坏减轻,糖原颗粒减少和脂滴增多不明显。本文对硒在ADR心肌毒性保护作用的发生机理进行了讨论。
引用
收藏
页码:1 / 5
页数:5
相关论文
共 6 条
[1]  
Selenium in biology. Frost DV,et al. Annual Review of Pharmacology . 1976
[2]  
Cardiac disease induced by chronic adriamycin administration in dog and evaluation of vitamin E and selenium as cardioprotectants. Van Vleet JF,et al. American Journal of Pathology . 1980
[3]  
Effect of selenium-vitamin E on adriamycin-induced cardiomyopathy in rabbits. Van Vleet JF,et al. American Journal of Veterinary Research . 1978
[4]  
Adriamycin: the role or lipid peroxidation in cardiotoxicity and tumor response. Meyers CE,et al. Science . 1977
[5]  
Adriamycin: amelioration of toxicity by α-tocopherol. MeYers CE,et al. Cancer Treatment Reports . 1976
[6]  
Glutanthione peroxidase activity and selenium concentration in the heart of doxorubicin treated rabbits. Revis NW,et al. Journal of Molecular and Cellular Cardiology . 1978