Resistance mechanisms to immune checkpoint inhibitors: updated insights

Abstract The last decade has witnessed unprecedented succusses with the use of immune checkpoint inhibitors in treating cancer. Nevertheless, the proportion of patients who respond favorably to the treatment remained rather modest, partially due to treatment resistance. This has fueled a wave of res...

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Main Authors: Besan H. Alsaafeen, Bassam R. Ali, Eyad Elkord
Format: Article
Language:English
Published: BMC 2025-01-01
Series:Molecular Cancer
Subjects:
Online Access:https://doi.org/10.1186/s12943-024-02212-7
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author Besan H. Alsaafeen
Bassam R. Ali
Eyad Elkord
author_facet Besan H. Alsaafeen
Bassam R. Ali
Eyad Elkord
author_sort Besan H. Alsaafeen
collection DOAJ
description Abstract The last decade has witnessed unprecedented succusses with the use of immune checkpoint inhibitors in treating cancer. Nevertheless, the proportion of patients who respond favorably to the treatment remained rather modest, partially due to treatment resistance. This has fueled a wave of research into potential mechanisms of resistance to immune checkpoint inhibitors which can be classified into primary resistance or acquired resistance after an initial response. In the current review, we summarize what is known so far about the mechanisms of resistance in terms of being tumor-intrinsic or tumor-extrinsic taking into account the multimodal crosstalk between the tumor, immune system compartment and other host-related factors.
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institution Kabale University
issn 1476-4598
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series Molecular Cancer
spelling doaj-art-9560099c74d245f1baf56ff0685cf2f02025-01-19T12:12:37ZengBMCMolecular Cancer1476-45982025-01-0124112010.1186/s12943-024-02212-7Resistance mechanisms to immune checkpoint inhibitors: updated insightsBesan H. Alsaafeen0Bassam R. Ali1Eyad Elkord2Department of Genetics and Genomics, College of Medicine and Health Sciences, United Arab Emirates UniversityDepartment of Genetics and Genomics, College of Medicine and Health Sciences, United Arab Emirates UniversityDepartment of Biosciences and Bioinformatics & Suzhou Municipal Key Lab of Biomedical Sciences and Translational Immunology, School of Science, Xi’an Jiaotong-Liverpool UniversityAbstract The last decade has witnessed unprecedented succusses with the use of immune checkpoint inhibitors in treating cancer. Nevertheless, the proportion of patients who respond favorably to the treatment remained rather modest, partially due to treatment resistance. This has fueled a wave of research into potential mechanisms of resistance to immune checkpoint inhibitors which can be classified into primary resistance or acquired resistance after an initial response. In the current review, we summarize what is known so far about the mechanisms of resistance in terms of being tumor-intrinsic or tumor-extrinsic taking into account the multimodal crosstalk between the tumor, immune system compartment and other host-related factors.https://doi.org/10.1186/s12943-024-02212-7Immune checkpoint inhibitorsResistanceTumor-intrinsicTumor-extrinsic
spellingShingle Besan H. Alsaafeen
Bassam R. Ali
Eyad Elkord
Resistance mechanisms to immune checkpoint inhibitors: updated insights
Molecular Cancer
Immune checkpoint inhibitors
Resistance
Tumor-intrinsic
Tumor-extrinsic
title Resistance mechanisms to immune checkpoint inhibitors: updated insights
title_full Resistance mechanisms to immune checkpoint inhibitors: updated insights
title_fullStr Resistance mechanisms to immune checkpoint inhibitors: updated insights
title_full_unstemmed Resistance mechanisms to immune checkpoint inhibitors: updated insights
title_short Resistance mechanisms to immune checkpoint inhibitors: updated insights
title_sort resistance mechanisms to immune checkpoint inhibitors updated insights
topic Immune checkpoint inhibitors
Resistance
Tumor-intrinsic
Tumor-extrinsic
url https://doi.org/10.1186/s12943-024-02212-7
work_keys_str_mv AT besanhalsaafeen resistancemechanismstoimmunecheckpointinhibitorsupdatedinsights
AT bassamrali resistancemechanismstoimmunecheckpointinhibitorsupdatedinsights
AT eyadelkord resistancemechanismstoimmunecheckpointinhibitorsupdatedinsights