DBCAMP EFFECT ON THE EXPRESSION OF GFAP AND OF ITS ENCODING MESSENGER-RNA IN ASTROGLIAL PRIMARY CULTURES

被引:57
作者
LEPRINCE, G [1 ]
FAGES, C [1 ]
ROLLAND, B [1 ]
NUNEZ, J [1 ]
TARDY, M [1 ]
机构
[1] HOP HENRI MONDOR,INSERM,U282,F-94010 CRETEIL,FRANCE
关键词
ASTROCYTE;
D O I
10.1002/glia.440040310
中图分类号
Q189 [神经科学];
学科分类号
071006 ;
摘要
Short term and chronic dBcAMP effects on the expression of glial fibrillary acidic protein (GFAP) in astroglial primary cultures are investigated. Short (48 h) and long (more than 7 days) treatments with the cAMP derivative induce both cell shape changes and an increase in GFAP immunolabelling. Such effects are only associated with an increase in GFAP and in GFAP-mRNA levels in the long term treatment. These results suggest that the short term effect of dBcAMP induces post-translational modifications of the protein whereas the long term effect is associated with an increase in GFAP mRNA transcription and/or stability.
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页码:322 / 326
页数:5
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