相关实验视频

Updated: Jul 12, 2026

Evaluation of Tumor-infiltrating Leukocyte Subsets in a Subcutaneous Tumor Model
07:49

Evaluation of Tumor-infiltrating Leukocyte Subsets in a Subcutaneous Tumor Model

Published on: April 13, 2015

20.1K

无监督的聚类揭示了脑瘤微环境中的非正规髓状细胞子集

Ismaïl Hermelo1,2,3, Tuomo Virtanen4,5, Iida Salonen4,5

  • 1Prostate Cancer Research Center, Faculty of Medicine and Health Technology, Tampere University and Tampere University Hospital, Tampere, Finland. ismail.hermelo@gmail.com.

Cancer immunology, immunotherapy : CII
|January 3, 2025
PubMed

Insights

这项研究揭示了人类大脑瘤中的新型免疫细胞类型,包括非正规的髓状细胞和T细胞子集. 这些发现增强了我们对中枢神经系统癌症瘤免疫微环境 (TiME) 的理解.

科学领域:

  • 免疫学 免疫学 免疫学
  • 神经瘤学神经瘤学
  • 基因组学就是基因组学.

背景情况:

  • 人体中枢神经系统 (CNS) 瘤中的瘤免疫微环境 (TiME) 尚未完全理解.
  • 鉴定免疫细胞群的特征对于开发有效的癌症疗法至关重要.

研究的目的:

  • 在人类中枢神经系统瘤中对各种TiME进行数据驱动的剖析.
  • 在这些瘤中识别和表征非正规的免疫细胞类型.

主要方法:

  • 利用流细胞计和RNA测序进行综合分析.
  • 检查了五名患者的七个瘤.
  • 从73名患者的三个独立数据集中验证了结果.

主要成果:

  • 鉴定了经典的骨髓体子集 (微细胞,巨细胞,中性粒细胞) 和两个非正规的骨髓体子集 (CD3+,CD19+).
  • 发现了双阴性 (CD4-CD8-) T 细胞 (DNT),可能代表 γδ T 细胞.
  • 观察到预期的髓状细胞比例,但在质肉瘤中异常高的淋巴细胞频率,具有独特的免疫基因表达模式.

结论:

  • 数据驱动的方法可以有效地解决CNS TiME的复杂性.
  • 突出了中枢神经系统瘤中非经典免疫细胞子集的存在.
  • 强调需要对这些新型免疫细胞群体进行进一步研究.
抽象的

No abstract available in PubMed .

关键词:
大脑转移的转移.在CD19+神经质体中.在CD3+骨髓体中,有CD3+骨髓体.解体解体是一种解体.质母细胞瘤 (glioblastoma) 是一个免疫型定型 免疫型定型单细胞测序是一种单细胞测序.瘤微环境是一个微环境.没有监督的集群.

更多相关视频

Enrichment and Characterization of the Tumor Immune and Non-immune Microenvironments in Established Subcutaneous Murine Tumors08:32

Enrichment and Characterization of the Tumor Immune and Non-immune Microenvironments in Established Subcutaneous Murine Tumors

Published on: June 7, 2018

9.5K
Quantifying the Brain Metastatic Tumor Micro-Environment using an Organ-On-A Chip 3D Model, Machine Learning, and Confocal Tomography09:53

Quantifying the Brain Metastatic Tumor Micro-Environment using an Organ-On-A Chip 3D Model, Machine Learning, and Confocal Tomography

Published on: August 16, 2020

7.1K

相关概念视频

The Tumor Microenvironment02:17

The Tumor Microenvironment

Every normal cell or tissue is embedded in a complex local environment called stroma, consisting of different cell types, a basal membrane, and blood vessels. As normal cells mutate and develop into cancer cells, their local environment also changes to allow cancer progression. The tumor microenvironment (TME) consists of a complex cellular matrix of stromal cells and the developing tumor. The cross-talk between cancer cells and surrounding stromal cells is critical to disrupt normal tissue...
Differentiation of Common Myeloid Progenitor Cells01:15

Differentiation of Common Myeloid Progenitor Cells

Common myeloid progenitors (CMPs) are oligopotent cells that can differentiate into granulocytes and macrophages. Granulocytes and macrophages are essential for protecting the body against bacterial, viral, or fungal infections. They migrate from the bone marrow into the circulating blood to reach specific tissue sites where they differentiate and help in immune surveillance. However, they survive only for a few days and must be continuously made available to the organism to maintain a robust...
The Tumor Microenvironment02:17

The Tumor Microenvironment

Every normal cell or tissue is embedded in a complex local environment called stroma, consisting of different cell types, a basal membrane, and blood vessels. As normal cells mutate and develop into cancer cells, their local environment also changes to allow cancer progression. The tumor microenvironment (TME) consists of a complex cellular matrix of stromal cells and the developing tumor. The cross-talk between cancer cells and surrounding stromal cells is critical to disrupt normal tissue...