Transcriptional regulation of RANTES expression in T lymphocytes

被引:80
作者
Song, A [1 ]
Nikolcheva, T [1 ]
Krensky, AM [1 ]
机构
[1] Stanford Univ, Dept Pediat, Stanford, CA 94305 USA
关键词
D O I
10.1034/j.1600-065X.2000.17610.x
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
We first identified the RANTES chemokine as part of a search for genes expressed by T lymphocytes "late", 3-5 days, after T-cell activation. The kinetics of expression of RANTES and a small number of other genes are unusual and the mechanism of such delayed expression is unknown. In order to uncover a mechanism for such "late" expression, we identified and characterized the RANTES promoter and a novel transcription factor regulating RANTES expression in T lymphocytes. RANTES factor of late activated T lymphocytes (RFLAT)-1 is a member of the Kruppel-like family of transcription factors. Like RANTES, RFLAT-1 expression is "late" after T-cell activation. But, unlike RANTES, regulation of RFLAT-1 expression appears to be translational rather than transcriptional.
引用
收藏
页码:236 / 245
页数:10
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