RAPID INCREASES IN CEREBELLAR PURKINJE-CELL GLUTAMIC-ACID DECARBOXYLASE (GAD(67)) MESSENGER-RNA AFTER LESION-INDUCED INCREASES IN CELL FIRING

被引:18
作者
DRENGLER, SM [1 ]
OLTMANS, GA [1 ]
机构
[1] UNIV HLTH SCI CHICAGO MED SCH,DEPT PHARMACOL & MOLEC BIOL,N CHICAGO,IL 60064
关键词
GLUTAMIC ACID DECARBOXYLASE; PURKINJE CELL; FIRING RATE; CLIMBING FIBER LESION; CEREBELLUM; GLUTAMIC ACID DECARBOXYLASE(67) MESSENGER RNA; MESSENGER RNA STABILITY;
D O I
10.1016/0006-8993(93)91129-G
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Loss of the inferior olive-climbing fiber input to the cerebellar cortex doubles the simple spike activity of the cerebellar Purkinje cell. There is a 3- to 4-fold increase in Purkinje cell messenger RNA for the 67 kDa form of glutamic acid decarboxylase (a synthetic enzyme for the neurotransmitter GABA) within 4-5 h of the increase in electrical activity, suggesting a rapid response of mechanisms influencing neurotransmitter synthesis or stability to altered electrophysiological activity.
引用
收藏
页码:175 / 179
页数:5
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