Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors

Immune checkpoint inhibitors (ICPi) have shown their superiority over conventional therapies to treat some cancers. ICPi are effective against immunogenic tumors. However, patients with tumors poorly infiltrated with immune cells do not respond to ICPi. Combining ICPi with other anticancer therapies...

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Main Authors: Magalie Dosset, Elodie Lauret-Marie Joseph, Thaiz Rivera Vargas, Lionel Apetoh
Format: Article
Language:English
Published: MDPI AG 2020-07-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/7/1727
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author Magalie Dosset
Elodie Lauret-Marie Joseph
Thaiz Rivera Vargas
Lionel Apetoh
author_facet Magalie Dosset
Elodie Lauret-Marie Joseph
Thaiz Rivera Vargas
Lionel Apetoh
author_sort Magalie Dosset
collection DOAJ
description Immune checkpoint inhibitors (ICPi) have shown their superiority over conventional therapies to treat some cancers. ICPi are effective against immunogenic tumors. However, patients with tumors poorly infiltrated with immune cells do not respond to ICPi. Combining ICPi with other anticancer therapies such as chemotherapy, radiation, or vaccines, which can stimulate the immune system and recruit antitumor T cells into the tumor bed, may be a relevant strategy to increase the proportion of responding patients. Such an approach still raises the following questions: What are the immunological features modulated by immunogenic therapies that can be critical to ensure not only immediate but also long-lasting tumor protection? How must the combined treatments be administered to the patients to harness their full potential while limiting adverse immunological events? Here, we address these points by reviewing how immunogenic anticancer therapies can provide novel therapeutic opportunities upon combination with ICPi. We discuss their ability to create a permissive tumor microenvironment through the generation of inflamed tumors and stimulation of memory T cells such as resident (T<sub>RM</sub>) and stem-cell like (T<sub>SCM</sub>) cells. We eventually underscore the importance of sequence, dose, and duration of the combined anticancer therapies to design optimal and successful cancer immunotherapy strategies.
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spelling doaj.art-4f4edb4dff73479e8e6760ff2c17fc1d2023-11-20T07:15:19ZengMDPI AGCells2073-44092020-07-0197172710.3390/cells9071727Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint InhibitorsMagalie Dosset0Elodie Lauret-Marie Joseph1Thaiz Rivera Vargas2Lionel Apetoh3The Laboratory of Immunology, Department of Medicine and Moores Cancer Center, University of California, San Diego, 9500 Gilman Drive, La Jolla, CA 92093-0815, USALudwig Institute for Cancer Research, University of Lausanne, Agora Center, Rue du Bugnon 25A, 1005 Lausanne, SwitzerlandINSERM, U1231, 21000 Dijon, FranceINSERM, U1231, 21000 Dijon, FranceImmune checkpoint inhibitors (ICPi) have shown their superiority over conventional therapies to treat some cancers. ICPi are effective against immunogenic tumors. However, patients with tumors poorly infiltrated with immune cells do not respond to ICPi. Combining ICPi with other anticancer therapies such as chemotherapy, radiation, or vaccines, which can stimulate the immune system and recruit antitumor T cells into the tumor bed, may be a relevant strategy to increase the proportion of responding patients. Such an approach still raises the following questions: What are the immunological features modulated by immunogenic therapies that can be critical to ensure not only immediate but also long-lasting tumor protection? How must the combined treatments be administered to the patients to harness their full potential while limiting adverse immunological events? Here, we address these points by reviewing how immunogenic anticancer therapies can provide novel therapeutic opportunities upon combination with ICPi. We discuss their ability to create a permissive tumor microenvironment through the generation of inflamed tumors and stimulation of memory T cells such as resident (T<sub>RM</sub>) and stem-cell like (T<sub>SCM</sub>) cells. We eventually underscore the importance of sequence, dose, and duration of the combined anticancer therapies to design optimal and successful cancer immunotherapy strategies.https://www.mdpi.com/2073-4409/9/7/1727immunogenic therapyimmune checkpoint inhibitorscombined therapiescancerT cellsstem-cell like memory T cells
spellingShingle Magalie Dosset
Elodie Lauret-Marie Joseph
Thaiz Rivera Vargas
Lionel Apetoh
Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
Cells
immunogenic therapy
immune checkpoint inhibitors
combined therapies
cancer
T cells
stem-cell like memory T cells
title Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
title_full Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
title_fullStr Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
title_full_unstemmed Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
title_short Modulation of Determinant Factors to Improve Therapeutic Combinations with Immune Checkpoint Inhibitors
title_sort modulation of determinant factors to improve therapeutic combinations with immune checkpoint inhibitors
topic immunogenic therapy
immune checkpoint inhibitors
combined therapies
cancer
T cells
stem-cell like memory T cells
url https://www.mdpi.com/2073-4409/9/7/1727
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AT thaizriveravargas modulationofdeterminantfactorstoimprovetherapeuticcombinationswithimmunecheckpointinhibitors
AT lionelapetoh modulationofdeterminantfactorstoimprovetherapeuticcombinationswithimmunecheckpointinhibitors