EFFECTS OF EPIDERMAL GROWTH-FACTOR AND BASIC FIBROBLAST GROWTH-FACTOR ON GENERATION OF LONG-TERM POTENTIATION IN THE DENTATE GYRUS OF FIMBRIA-FORNIX-LESIONED RATS

被引:49
作者
ABE, K
ISHIYAMA, J
SAITO, H
机构
[1] Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, The University of Tokyo, Tokyo
关键词
EPIDERMAL GROWTH FACTOR; BASIC FIBROBLAST GROWTH FACTOR; LONG-TERM POTENTIATION; DENTATE GYRUS; FIMBRIA-FORNIX LESION;
D O I
10.1016/0006-8993(92)91332-9
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
The effects of epidermal growth factor (EGF) and basic fibroblast growth factor (bFGF) on long-term potentiation (LTP) in the dentate gyrus in vivo were investigated in fimbria-fornix (FF)-lesioned rats. Transection of FF resulted in decreased frequency of LTP generation. Intracerebroventricular injection of EGF (50 ng) and bFGF (50 ng) significantly facilitated LTP generation in the FF-lesioned rats. These results suggest that EGF and bFGF can promote the hippocampal LTP impaired by loss of subcortical afferents.
引用
收藏
页码:335 / 338
页数:4
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