Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End

Glioblastomas (GBM) are the most frequent and aggressive malignant primary brain tumor and remains a therapeutic challenge: even after multimodal therapy, median survival of patients is only 15 months. Dendritic cell vaccination (DCV) is an active immunotherapy that aims at inducing an antitumoral i...

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Main Authors: Angeliki Datsi, Rüdiger V. Sorg
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-11-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2021.770390/full
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author Angeliki Datsi
Rüdiger V. Sorg
author_facet Angeliki Datsi
Rüdiger V. Sorg
author_sort Angeliki Datsi
collection DOAJ
description Glioblastomas (GBM) are the most frequent and aggressive malignant primary brain tumor and remains a therapeutic challenge: even after multimodal therapy, median survival of patients is only 15 months. Dendritic cell vaccination (DCV) is an active immunotherapy that aims at inducing an antitumoral immune response. Numerous DCV trials have been performed, vaccinating hundreds of GBM patients and confirming feasibility and safety. Many of these studies reported induction of an antitumoral immune response and indicated improved survival after DCV. However, two controlled randomized trials failed to detect a survival benefit. This raises the question of whether the promising concept of DCV may not hold true or whether we are not yet realizing the full potential of this therapeutic approach. Here, we discuss the results of recent vaccination trials, relevant parameters of the vaccines themselves and of their application, and possible synergies between DCV and other therapeutic approaches targeting the immunosuppressive microenvironment of GBM.
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spelling doaj.art-55e09c7d77b1449082ccac28bdd7cfa32022-12-21T20:37:10ZengFrontiers Media S.A.Frontiers in Immunology1664-32242021-11-011210.3389/fimmu.2021.770390770390Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead EndAngeliki DatsiRüdiger V. SorgGlioblastomas (GBM) are the most frequent and aggressive malignant primary brain tumor and remains a therapeutic challenge: even after multimodal therapy, median survival of patients is only 15 months. Dendritic cell vaccination (DCV) is an active immunotherapy that aims at inducing an antitumoral immune response. Numerous DCV trials have been performed, vaccinating hundreds of GBM patients and confirming feasibility and safety. Many of these studies reported induction of an antitumoral immune response and indicated improved survival after DCV. However, two controlled randomized trials failed to detect a survival benefit. This raises the question of whether the promising concept of DCV may not hold true or whether we are not yet realizing the full potential of this therapeutic approach. Here, we discuss the results of recent vaccination trials, relevant parameters of the vaccines themselves and of their application, and possible synergies between DCV and other therapeutic approaches targeting the immunosuppressive microenvironment of GBM.https://www.frontiersin.org/articles/10.3389/fimmu.2021.770390/fulldendritic cellsvaccinationimmunotherapyglioblastomareview (article)glioma
spellingShingle Angeliki Datsi
Rüdiger V. Sorg
Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
Frontiers in Immunology
dendritic cells
vaccination
immunotherapy
glioblastoma
review (article)
glioma
title Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
title_full Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
title_fullStr Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
title_full_unstemmed Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
title_short Dendritic Cell Vaccination of Glioblastoma: Road to Success or Dead End
title_sort dendritic cell vaccination of glioblastoma road to success or dead end
topic dendritic cells
vaccination
immunotherapy
glioblastoma
review (article)
glioma
url https://www.frontiersin.org/articles/10.3389/fimmu.2021.770390/full
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