MUTATIONS IN T-CELL ANTIGEN RECEPTOR GENES ALPHA-BLOCK AND BETA-BLOCK THYMOCYTE DEVELOPMENT AT DIFFERENT STAGES

被引:999
作者
MOMBAERTS, P
CLARKE, AR
RUDNICKI, MA
IACOMINI, J
ITOHARA, S
LAFAILLE, JJ
WANG, LL
ICHIKAWA, Y
JAENISCH, R
HOOPER, ML
TONEGAWA, S
机构
[1] MIT,CTR CANC RES,HOWARD HUGHES MED INST,CAMBRIDGE,MA 02139
[2] WHITEHEAD INST BIOMED RES,CAMBRIDGE,MA 02142
[3] UNIV EDINBURGH,AFRC,CTR GENOME RES,EDINBURGH EH8 9AG,MIDLOTHIAN,SCOTLAND
[4] MIT,DEPT BIOL,CAMBRIDGE,MA 02139
[5] UNIV EDINBURGH,DEPT PATHOL,CANC RES CAMPAIGN LABS,EDINBURGH EH8 9AG,MIDLOTHIAN,SCOTLAND
关键词
D O I
10.1038/360225a0
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
Analysis of mice carrying mutant T-cell antigen receptor (TCR) genes indicates that TCR-beta gene rearrangement or expression is critical for the differentiation of CD4-CD8- thymocytes to CD4+CD8+ thymocytes, as well as for the expansion of the pool of CD4+CD8+ cells. TCR-alpha is irrelevant in these developmental processes. The development of gammadelta T cells does not depend on either TCR-alpha or TCR-beta.
引用
收藏
页码:225 / 231
页数:7
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