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抗原识别受体复合物结构及信号传导的新概念 被引量:1

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摘要 淋巴细胞的抗原受体能够特异性地结合抗原 ,根据所结合的抗原的性质和数量 ,采用不同的信号传导模式来调控淋巴细胞的发育和生存。另外 ,这些受体还要根据抗原的数量和亲和力来设置淋巴细胞活化的精细阈值。最近科学家们根据一些前期研究 ,又设想了一种新的B细胞和T细胞的抗原受体结构 ,指出它们是预先形成寡聚体的结构 ,并且利用在这种结构中信号处理和放大的方式来解释淋巴细胞受体不同的信号输出。
作者 张晶 林晨
出处 《国外医学(免疫学分册)》 CAS 2004年第1期48-52,共5页 Foreign Medical Sciences(Section of Immunology Foreign Medical Sciences)
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