星形细胞在脑损伤中的双向作用

被引:9
作者
景玉宏
宋焱峰
王子仁
机构
[1] 兰州医学院解剖学教研室
[2] 兰州大学生命科学学院
关键词
星形细胞; 脑损伤;
D O I
暂无
中图分类号
R651.1 [颅脑];
学科分类号
1002 ; 100210 ;
摘要
脑损伤后星形细胞会大量增生 ,这些反应性星形细胞可减轻兴奋性氨基酸毒性的损伤 ,缓冲K+ H+ 离子 ,减轻传递抑制 ,对抗氧化损伤和乳酸堆积 ,从而发挥有益的作用。同时 ,这些反应性星形细胞可能参与了脑损伤后的炎症级联反应 ,引起继发性损伤 ,大量增生的星形胶质成为轴突再生和突触重建的障碍 ,从而影响脑损伤后的功能恢复。
引用
收藏
页码:771 / 773
页数:3
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