TRANSACTIVATION BY AP-1 IS A MOLECULAR TARGET OF T-CELL CLONAL ANERGY

被引:335
作者
KANG, SM
BEVERLY, B
TRAN, AC
BRORSON, K
SCHWARTZ, RH
LENARDO, MJ
机构
[1] NIAID,IMMUNOL LAB,BETHESDA,MD 20892
[2] NIAID,CELLULAR & MOLEC IMMUNOL LAB,BETHESDA,MD 20892
关键词
D O I
10.1126/science.257.5073.1134
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
Anergy is a mechanism of T lymphocyte tolerance induced by antigen receptor stimulation in the absence of co-stimulation. Anergic T cells were shown to have a defect in antigen-induced transcription of the interleukin-2 gene. Analysis of the promoter indicated that the transcription factor AP-1 and its corresponding cis element were specifically down-regulated. Exposure of anergic T cells to interleukin-2 restored both antigen responsiveness and activity of the AP-1 element.
引用
收藏
页码:1134 / 1138
页数:5
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