1634-T-PLL演进过程中的单细胞基因组代谢激活与细胞互作变化 episode artwork

EPISODE · Oct 1, 2026 · 17 MIN

1634-T-PLL演进过程中的单细胞基因组代谢激活与细胞互作变化

from 聊聊Sci

这项研究利用单细胞转录组测序和全基因组测序技术,深入探讨了T细胞幼淋巴细胞白血病(T-PLL)从惰性期向侵袭期演变的分子机制。通过对比同一患者不同阶段的样本,研究人员发现肿瘤细胞在进展过程中表现出MYC基因特征的显著增强,并伴随能量代谢效率的提升,从而获得了代谢自主性。与此同时,白血病细胞逐渐降低了对T细胞受体(TCR)信号及微环境调控的依赖,展现出明显的免疫逃逸特征。此外,研究还确认了ATM基因缺失和8q24染色体增益等关键基因组改变在驱动疾病恶化中的作用。这些发现不仅揭示了T-PLL演化的共同路径,也为未来开发针对活跃期疾病的精准治疗策略提供了重要的生物学基础。References:Wahnschaffe L, Jungherz D, Müller T A, et al. Single-cell genomics highlight MYC-associated metabolic activation and altered cell interactions in T-prolymphocytic leukemia progression[J]. Nature Communications, 2026, 17(1): 2319.前往小宇宙评论区与主播互动

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1634-T-PLL演进过程中的单细胞基因组代谢激活与细胞互作变化

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