BREAKDOWN OF SELF-TOLERANCE IN ANERGIC LYMPHOCYTES-B

被引:221
作者
GOODNOW, CC
BRINK, R
ADAMS, E
机构
[1] STANFORD UNIV, HOWARD HUGHES MED INST, STANFORD, CA 94305 USA
[2] STANFORD UNIV, DEPT MICROBIOL & IMMUNOL, STANFORD, CA 94305 USA
关键词
D O I
10.1038/352532a0
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
PRODUCTION of autoantibodies, which characterizes most autoimmune diseases, is normally avoided by active elimination 1-7 or functional inactivation (anergy) 8-15 of B and T lymphocytes bearing receptors for self antigens. The mechanisms leading to the escape of self-reactive clones from these normal tolerance mechanisms in autoimmune diseases nevertheless remain obscure. Here, we demonstrate that clonal anergy in B lymphocytes is a reversible process, and that silenced self-reactive B cells can be reactivated under particular conditions to give rise to vigorous antibody responses. Reactivation of anergic lymphocytes may explain many examples of transient autoimmune reactions in normal individuals, and may under pathological conditions be important in the development of chronic autoimmune disease.
引用
收藏
页码:532 / 536
页数:5
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