Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response

Oncolytic virus (OV) treatment may offer a new treatment option for the aggressive brain tumor glioblastoma. Clinical trials testing oncolytic viruses in this patient group have shown promising results, with patients achieving impressive long-term clinical responses. However, the number of responder...

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Main Authors: Eftychia Stavrakaki, Clemens M. F. Dirven, Martine L. M. Lamfers
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Cancers
Subjects:
Online Access:https://www.mdpi.com/2072-6694/13/4/614
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author Eftychia Stavrakaki
Clemens M. F. Dirven
Martine L. M. Lamfers
author_facet Eftychia Stavrakaki
Clemens M. F. Dirven
Martine L. M. Lamfers
author_sort Eftychia Stavrakaki
collection DOAJ
description Oncolytic virus (OV) treatment may offer a new treatment option for the aggressive brain tumor glioblastoma. Clinical trials testing oncolytic viruses in this patient group have shown promising results, with patients achieving impressive long-term clinical responses. However, the number of responders to each OV remains low. This is thought to arise from the large heterogeneity of these tumors, both in terms of molecular make-up and their immune-suppressive microenvironment, leading to variability in responses. An approach that may improve response rates is the personalized utilization of oncolytic viruses against Glioblastoma (GBM), based on specific tumor- or patient-related characteristics. In this review, we discuss potential biomarkers for response to different OVs as well as emerging ex vivo assays that in the future may enable selection of optimal OV for a specific patient and design of stratified clinical OV trials for GBM.
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spelling doaj.art-5b832371ae6a42f9bd724014ff1cb8532023-12-03T12:20:04ZengMDPI AGCancers2072-66942021-02-0113461410.3390/cancers13040614Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for ResponseEftychia Stavrakaki0Clemens M. F. Dirven1Martine L. M. Lamfers2Department of Neurosurgery, Brain Tumor Center, Erasmus University Medical Center, 3015 CN Rotterdam, The NetherlandsDepartment of Neurosurgery, Brain Tumor Center, Erasmus University Medical Center, 3015 CN Rotterdam, The NetherlandsDepartment of Neurosurgery, Brain Tumor Center, Erasmus University Medical Center, 3015 CN Rotterdam, The NetherlandsOncolytic virus (OV) treatment may offer a new treatment option for the aggressive brain tumor glioblastoma. Clinical trials testing oncolytic viruses in this patient group have shown promising results, with patients achieving impressive long-term clinical responses. However, the number of responders to each OV remains low. This is thought to arise from the large heterogeneity of these tumors, both in terms of molecular make-up and their immune-suppressive microenvironment, leading to variability in responses. An approach that may improve response rates is the personalized utilization of oncolytic viruses against Glioblastoma (GBM), based on specific tumor- or patient-related characteristics. In this review, we discuss potential biomarkers for response to different OVs as well as emerging ex vivo assays that in the future may enable selection of optimal OV for a specific patient and design of stratified clinical OV trials for GBM.https://www.mdpi.com/2072-6694/13/4/614oncolytic virusesglioblastomaclinical trialsbiomarkerspersonalized oncolyticvirotherapy
spellingShingle Eftychia Stavrakaki
Clemens M. F. Dirven
Martine L. M. Lamfers
Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
Cancers
oncolytic viruses
glioblastoma
clinical trials
biomarkers
personalized oncolyticvirotherapy
title Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
title_full Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
title_fullStr Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
title_full_unstemmed Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
title_short Personalizing Oncolytic Virotherapy for Glioblastoma: In Search of Biomarkers for Response
title_sort personalizing oncolytic virotherapy for glioblastoma in search of biomarkers for response
topic oncolytic viruses
glioblastoma
clinical trials
biomarkers
personalized oncolyticvirotherapy
url https://www.mdpi.com/2072-6694/13/4/614
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AT martinelmlamfers personalizingoncolyticvirotherapyforglioblastomainsearchofbiomarkersforresponse