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Toll样受体功能研究进展 被引量:4

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摘要 表达在免疫细胞上的Toll样受体(TLRs)通过识别已知的病原体相关的分子模式(PAMPs)在宿主防御入侵的病原体过程中起着决定性的作用,是针对病原体和肿瘤细胞的固有免疫应答的感受器。Toll样受体不仅在激活天然免疫中发挥重要的作用,而且还调节获得性免疫,是连接天然免疫和获得性免疫的桥梁。Toll样受体也表达在非免疫细胞上,如内皮细胞和上皮细胞等。细菌感染可能通过Toll样受体影响这些细胞的功能,从而导致局部感染或炎症进程并因此来促进肿瘤发生;而且表达在肿瘤细胞上的Toll样受体被认为可以通过TLRs信号传导引起肿瘤细胞增殖、转移和抵抗细胞凋亡。
出处 《现代检验医学杂志》 CAS 2011年第1期14-16,共3页 Journal of Modern Laboratory Medicine
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