调节性T细胞与肿瘤免疫的研究进展

被引:14
作者
谢达成
王理伟
机构
[1] 上海交通大学附属第一人民医院肿瘤内科
关键词
肿瘤; Treg细胞; 免疫治疗; 肿瘤微环境;
D O I
暂无
中图分类号
R730.3 [肿瘤免疫学与血清学];
学科分类号
100108 [医学免疫学];
摘要
调节性T细胞(Treg)是指能识别靶细胞主要组织相容性复合体(MHC)分子所提呈的T细胞受体(TCR)—抗原肽,并发挥一定免疫抑制功能的T细胞。按其来源分为天然调节性T细胞(nTreg)和诱导调节性T细胞(iTreg)。nTreg细胞对维持正常机体外周免疫耐受和免疫应答稳态起着至关重要的作用,而iTreg细胞在肿瘤的发生、发展过程中有着重要的临床意义,其具有高度免疫抑制功能,可以下调机体的抗肿瘤免疫反应。目前来说,两者的之间的界限并不明确,有一定的重叠。本文就Treg细胞分子表型的多样性及其与肿瘤预后和免疫治疗的临床进展等作一综述。
引用
收藏
页码:556 / 560
页数:5
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