Both "helper" (CD4) and "cytotoxic" (CD8) T-cell classes have been described.

现已明确两类T细胞：辅助性T细胞(CD4)和细胞毒性T细胞(CD8)。

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Conclusion: The conventional fractioned radiotherapy can activate cell mediated immunity of CD8+ T and NK cells, but inhibit the differentiation of T cells and NK cells signaling transduction pathway.

结论：放疗能部分激活CD8+T及NK细胞介导的杀伤免疫，同时抑制T细胞和NK细胞的分化及其信号传导通路。

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To study the effect and mechanism of CD8+CD28-T cell on remote ischemic preconditioning protects the rat kidney from early warm ischemia-reperfusion injury.

目的探讨CD8+CD28-T细胞在远程缺血预处理保护早期肾脏热缺血再灌注损伤中的作用。

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Furlano RI, et al. Colonic CD8 and gamma delta T-cell infiltration with epithelial damage in children with autism.

FORBES: Anti-Vaccine Activists Apparently Immune To Science