Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics

Abstract Immune checkpoint proteins (ICPs) serve as critical regulators of the immune system, ensuring protection against damage due to overly activated immune responses. However, within the tumor environment, excessive ICP activation weakens antitumor immunity. Despite the development of numerous i...

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Main Authors: Ziyang Ye, Genpeng Li, Jianyong Lei
Format: Article
Language:English
Published: Nature Publishing Group 2024-11-01
Series:Experimental and Molecular Medicine
Online Access:https://doi.org/10.1038/s12276-024-01340-w
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author Ziyang Ye
Genpeng Li
Jianyong Lei
author_facet Ziyang Ye
Genpeng Li
Jianyong Lei
author_sort Ziyang Ye
collection DOAJ
description Abstract Immune checkpoint proteins (ICPs) serve as critical regulators of the immune system, ensuring protection against damage due to overly activated immune responses. However, within the tumor environment, excessive ICP activation weakens antitumor immunity. Despite the development of numerous immune checkpoint blockade (ICB) drugs in recent years, their broad application has been inhibited by uncertainties about their clinical efficacy. A thorough understanding of ICP regulation in the tumor microenvironment is essential for advancing the development of more effective and safer ICB therapies. Extracellular vesicles (EVs), which are pivotal mediators of cell–cell communication, have been extensively studied and found to play key roles in the functionality of ICPs. Nonetheless, a comprehensive review summarizing the current knowledge about the crosstalk between EVs and ICPs in the tumor environment is lacking. In this review, we summarize the interactions between EVs and several widely studied ICPs as well as their potential clinical implications, providing a theoretical basis for further investigation of EV-related ICB therapeutic approaches.
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issn 2092-6413
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series Experimental and Molecular Medicine
spelling doaj-art-fe4574c4027049388c25608865f360812025-01-26T12:16:52ZengNature Publishing GroupExperimental and Molecular Medicine2092-64132024-11-0156112365238110.1038/s12276-024-01340-wInfluencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamicsZiyang Ye0Genpeng Li1Jianyong Lei2Division of Thyroid Surgery, Department of General Surgery, West China Hospital, Sichuan UniversityDivision of Thyroid Surgery, Department of General Surgery, West China Hospital, Sichuan UniversityDivision of Thyroid Surgery, Department of General Surgery, West China Hospital, Sichuan UniversityAbstract Immune checkpoint proteins (ICPs) serve as critical regulators of the immune system, ensuring protection against damage due to overly activated immune responses. However, within the tumor environment, excessive ICP activation weakens antitumor immunity. Despite the development of numerous immune checkpoint blockade (ICB) drugs in recent years, their broad application has been inhibited by uncertainties about their clinical efficacy. A thorough understanding of ICP regulation in the tumor microenvironment is essential for advancing the development of more effective and safer ICB therapies. Extracellular vesicles (EVs), which are pivotal mediators of cell–cell communication, have been extensively studied and found to play key roles in the functionality of ICPs. Nonetheless, a comprehensive review summarizing the current knowledge about the crosstalk between EVs and ICPs in the tumor environment is lacking. In this review, we summarize the interactions between EVs and several widely studied ICPs as well as their potential clinical implications, providing a theoretical basis for further investigation of EV-related ICB therapeutic approaches.https://doi.org/10.1038/s12276-024-01340-w
spellingShingle Ziyang Ye
Genpeng Li
Jianyong Lei
Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
Experimental and Molecular Medicine
title Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
title_full Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
title_fullStr Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
title_full_unstemmed Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
title_short Influencing immunity: role of extracellular vesicles in tumor immune checkpoint dynamics
title_sort influencing immunity role of extracellular vesicles in tumor immune checkpoint dynamics
url https://doi.org/10.1038/s12276-024-01340-w
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AT genpengli influencingimmunityroleofextracellularvesiclesintumorimmunecheckpointdynamics
AT jianyonglei influencingimmunityroleofextracellularvesiclesintumorimmunecheckpointdynamics