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
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作者:
ABE, K
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机构:Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, The University of Tokyo, Tokyo
ABE, K
ISHIYAMA, J
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机构:Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, The University of Tokyo, Tokyo
ISHIYAMA, J
SAITO, H
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机构:Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, The University of Tokyo, Tokyo
SAITO, H
机构:
[1] Department of Chemical Pharmacology, Faculty of Pharmaceutical Sciences, The University of Tokyo, Tokyo
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.