相关实验视频

Updated: Feb 17, 2026

Flow-sorting and Exome Sequencing of the Reed-Sternberg Cells of Classical Hodgkin Lymphoma

Flow-sorting and Exome Sequencing of the Reed-Sternberg Cells of Classical Hodgkin Lymphoma

Published on: June 10, 2017

结节性硬化症的同胞体变体的高分辨率空间转录体表征经典霍奇金淋巴瘤

Xiaoyue Xiao¹, Jiyan Dong¹, Xujie Sun¹

¹Department of Pathology, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China.

Laboratory investigation; a journal of technical methods and pathology

|February 15, 2026

概括

结节性硬化症古典霍奇金淋巴瘤 (SV-NSCHL) 的综合性变体具有复杂的瘤微环境 (TME) 和抑制的免疫力. 这项研究确定PEG10是关键基因,与SV-NSCHL的不良结果和免疫逃避有关.

科学领域:

在瘤学瘤学.
免疫学免疫学免疫学
遗传学是一个遗传学.

背景情况:

结节性硬化症经典霍奇金淋巴瘤 (SV-NSCHL) 的综合性变体与患者的治疗结果更差有关.
在SV-NSCHL中,瘤微环境 (TME) 的复杂性仍然不明,阻碍了治疗的发展.

研究的目的:

综合地绘制和比较SV-NSCHL中的TME与常见结节性硬化症古典霍奇金淋巴瘤 (cNSCHL) 的TME.
确定SV-NSCHL中的关键分子驱动因素和免疫逃避机制.

主要方法:

在10个淋巴瘤样本 (4cNSCHL,4 SV-NSCHL,2个反应性淋巴结) 上进行空间转录学 (Xenium In Situ).
对317,762个细胞进行分析,以分析瘤细胞和免疫微环境.
在独立队列 (n=121) 中对PEG10表达的免疫组织化学 (IHC) 验证.

主要成果:

父亲表达基因 (PEG10) 在SV-NSCHL霍奇金-里德-斯特恩伯格 (HRS) 细胞中显著上调,与增殖和较低的无进展生存率 (PFS) 相相关.
SV-NSCHL表现出一种免疫抑制的TME:耗尽的CD8+T细胞,扩大调节性T细胞 (Tregs),改变的B细胞和M2类巨细胞.
在SV-NSCHL中观察到HRS细胞和Tregs之间的上调抑制性连接体受体相互作用.

结论:

这项研究提出了SV-NSCHL的第一个空间地图,涉及PEG10在HRS细胞增殖和不良预后.
在SV-NSCHL中识别出可操作的免疫逃避特征,为新型向疗法提供了路线图.

关键词:

这是NSCHL的.在PEG10的基础上,PEG10 空间转录组学空间转录组学在TME中,它是最重要的.在现场的.

更多相关视频

Low-input Nucleus Isolation and Multiplexing with Barcoded Antibodies of Mouse Sympathetic Ganglia for Single-nucleus RNA Sequencing

Low-input Nucleus Isolation and Multiplexing with Barcoded Antibodies of Mouse Sympathetic Ganglia for Single-nucleus RNA Sequencing

Published on: March 23, 2022

Author Spotlight: Advancing the Detection of Low-Frequency Mutations in Cancer Tissues

Author Spotlight: Advancing the Detection of Low-Frequency Mutations in Cancer Tissues

Published on: August 23, 2024

相关概念视频

Lymphoid Cells and Tissues

Lymphoid Cells and Tissues

Lymphoid cells and tissues are integral to the immune system, which is crucial in maintaining our body's defense against harmful pathogens. They form the building blocks of lymphoid organs, which include the spleen, thymus, and lymph nodes.
Lymphoid cells consist of various types of immune system cells. These include B and T lymphocytes, which are responsible for producing antibodies and killing infected cells, respectively. Dendritic cells act as messengers between the innate and adaptive...