Adaptors as central mediators of signal transduction in immune cells

被引:214
作者
Jordan, MS [1 ]
Singer, AL [1 ]
Koretzky, GA [1 ]
机构
[1] Univ Penn, Signal Transduct Program, Abramson Family Canc Res Inst, Philadelphia, PA 19104 USA
关键词
D O I
10.1038/ni0203-110
中图分类号
R392 [医学免疫学]; Q939.91 [免疫学];
学科分类号
100102 ;
摘要
Adaptors are molecular scaffolds that recruit effectors, which are critical for immune cell activation. Recent work has underscored the requirement for adaptors in propagating stimulatory signals as well as their ability to inhibit immune cell function. The mechanisms by which adaptors function rely not only on the intermolecular interactions they mediate, but also on where they are localized within the cell. The use of sophisticated genetic, biochemical, cellular and imaging approaches has provided important new insights into the biology of adaptor protein function. Here we focus on T lymphocytes as a model to illustrate the critical roles adaptors play as regulators of cellular activation.
引用
收藏
页码:110 / 116
页数:7
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