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科研喵使用AI读文献,祝你效率百倍,访问labcat.com.cn下载。本期关注发表在影响因子16.4的《Neuro-oncology》上的重要论文"T cell immunity in glioma and potential implications for immunotherapy: a systematic review"。这项系统综述揭示了胶质瘤中T细胞免疫的复杂图景:虽然T细胞存在于肿瘤微环境中,但数量稀少且功能耗竭,特别是IDH突变型胶质瘤。研究发现这些T细胞呈晚期分化表型,表达PD-1、CTLA-4等多种抑制性标志物,主要聚集在血管周围和缺氧肿瘤核心区域。这些发现解释了为何T细胞免疫疗法在胶质瘤中效果有限,为开发更有效的免疫治疗策略提供了关键方向,强调了需要重新激活耗竭T细胞功能的重要性。