STIMULATION OF BIOSYNTHESIS OF NERVE GROWTH-FACTOR BY ACIDIC FIBROBLAST GROWTH-FACTOR IN CULTURED MOUSE ASTROCYTES

被引:26
|
作者
ONO, T [1 ]
SAITO, H [1 ]
KISHIMOTO, T [1 ]
OKUMOTO, T [1 ]
MIYAMOTO, K [1 ]
机构
[1] ASAKA PSYCHIAT INST,FUKUSHIMA,JAPAN
关键词
ACIDIC FIBROBLAST GROWTH FACTOR; BASIC FIBROBLAST GROWTH FACTOR; NERVE GROWTH FACTOR; MESSENGER RNA; ASTROCYTE; PROLIFERATION;
D O I
10.1016/0304-3940(91)90360-6
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Bovine acidic and basic fibroblast growth factors (aFGF and bFGF) dose-dependently stimulated the release of nerve growth factor (NGF) in a culture medium of mouse astrocytes. The NGF concentration in the medium started to increase compared to that of the control cultures 4 h later and was further sustained for 24 h when aFGF was contained. The content of NGF mRNA in the astrocytes treated with aFGF peaked at eightfold over the control level after 4 h. The astrocytes did not proliferate until after 72 h when treated with FGFs under the conditions employed. These results indicate that aFGF stimulates the biosynthesis of NGF in cultured astrocytes without promoting cell proliferation.
引用
收藏
页码:18 / 20
页数:3
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