TLR样受体被PAMPs激活后能上调下游特定基因,这是由TLR蛋白和细胞类型所决定的。目前已发现5种TIR结构域接头蛋白: ①髓样细胞分化因子88 ( myeloid differentiation primary response gene 88 , MyD88 ) 。诱导β干扰素的包含TIR结构域的接头分子(TIR-domain-containing adapter-inducing interferon-β, TRIF ) ,也称TLR样受体衔接分子1 ( toll-like receptor ad ......