The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence

Emerging studies suggest that extracellular vesicles (EVs) mediating intercellular communication in the tumor microenvironment (TME) play a key role in driving cancer progression. Tumor-derived small EVs or exosomes (TEX) enriched in immunosuppressive proteins or in microRNAs targeting suppressive p...

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Autor principal: Theresa L. Whiteside
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Publicado: MDPI AG 2021
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Acceso en línea:https://doaj.org/article/6254270982e641faa047dd7003faec5a
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spelling oai:doaj.org-article:6254270982e641faa047dd7003faec5a2021-11-25T17:10:52ZThe Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence10.3390/cells101130542073-4409https://doaj.org/article/6254270982e641faa047dd7003faec5a2021-11-01T00:00:00Zhttps://www.mdpi.com/2073-4409/10/11/3054https://doaj.org/toc/2073-4409Emerging studies suggest that extracellular vesicles (EVs) mediating intercellular communication in the tumor microenvironment (TME) play a key role in driving cancer progression. Tumor-derived small EVs or exosomes (TEX) enriched in immunosuppressive proteins or in microRNAs targeting suppressive pathways in recipient cells contribute to reprogramming the TME into a cancer-promoting milieu. The adenosinergic pathway is an acknowledged major contributor to tumor-induced immune suppression. TEX carry the components of this pathway and utilize ATP to produce adenosine (ADO). TEX-associated ADO emerges as a key factor in the suppression of T cell responses to therapy. Here, the significance of the ADO pathway in TEX is discussed as a highly effective mechanism of cancer-driven immune cell suppression and of resistance to immune therapies.Theresa L. WhitesideMDPI AGarticletumor-derived exosomes (TEX)extracellular vesicles (EVs)adenosinergic pathwayimmune suppressiontumor microenvironment (TME)Biology (General)QH301-705.5ENCells, Vol 10, Iss 3054, p 3054 (2021)
institution DOAJ
collection DOAJ
language EN
topic tumor-derived exosomes (TEX)
extracellular vesicles (EVs)
adenosinergic pathway
immune suppression
tumor microenvironment (TME)
Biology (General)
QH301-705.5
spellingShingle tumor-derived exosomes (TEX)
extracellular vesicles (EVs)
adenosinergic pathway
immune suppression
tumor microenvironment (TME)
Biology (General)
QH301-705.5
Theresa L. Whiteside
The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
description Emerging studies suggest that extracellular vesicles (EVs) mediating intercellular communication in the tumor microenvironment (TME) play a key role in driving cancer progression. Tumor-derived small EVs or exosomes (TEX) enriched in immunosuppressive proteins or in microRNAs targeting suppressive pathways in recipient cells contribute to reprogramming the TME into a cancer-promoting milieu. The adenosinergic pathway is an acknowledged major contributor to tumor-induced immune suppression. TEX carry the components of this pathway and utilize ATP to produce adenosine (ADO). TEX-associated ADO emerges as a key factor in the suppression of T cell responses to therapy. Here, the significance of the ADO pathway in TEX is discussed as a highly effective mechanism of cancer-driven immune cell suppression and of resistance to immune therapies.
format article
author Theresa L. Whiteside
author_facet Theresa L. Whiteside
author_sort Theresa L. Whiteside
title The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
title_short The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
title_full The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
title_fullStr The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
title_full_unstemmed The Role of Tumor-Derived Exosomes (TEX) in Shaping Anti-Tumor Immune Competence
title_sort role of tumor-derived exosomes (tex) in shaping anti-tumor immune competence
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/6254270982e641faa047dd7003faec5a
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