Evidence map›Paper›PMID 26580645›Full record

ReviewViruses2015

Harnessing the Power of Onco-Immunotherapy with Checkpoint Inhibitors.

Karishma R Rajani, Richard G Vile

Registry-linked trialAbstract readReview
In one paragraph

Review in Viruses, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT03206073 (A Phase I/II Study of Pexa-Vec Oncolytic Virus in Combination With Immune Checkpoint Inhibition in Refractory Colorectal Cancer), which is not on this map. Cited by 16 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

NCT03206073 phase1 / phase2completednot on this mapstarted 2017, after this paper: background citation

A Phase I/II Study of Pexa-Vec Oncolytic Virus in Combination With Immune Checkpoint Inhibition in Refractory Colorectal Cancer

TypeinterventionalSponsorNational Cancer Institute (NCI)Ran2017 to 2022Enrolled34ConditionsColorectal Cancer, Colorectal Carcinoma, Colorectal Adenocarcinoma, Refractory CancerArmsDurvalumab, Tremelimumab, Pexa-Vec
3 · Its place in the literature

Who cites it

16 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Clinical Application of Oncolytic Viruses: A Systematic Review.International journal of molecular sciences · 2020
    Pooled it
  2. Fusing Oncolytic Virotherapy With Cancer Immunotherapy to Treat Therapy-Resistant Melanoma.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2025
    Article
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  16. Impact of Diet and Nutrition on Cancer Hallmarks.Journal of cancer prevention & current research · 2017
    Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

2 authors.

Karishma R RajaniDepartment of Molecular Medicine; Mayo Clinic, 200 First Street SW, Rochester, MN 55905, USA. rajani.karishma@mayo.edu.
Richard G VileDepartment of Molecular Medicine; Mayo Clinic, 200 First Street SW, Rochester, MN 55905, USA. vile.richard@mayo.edu.

Funding

Enhancing Therapy of Primary and Recurrent Tumors With Systemic Oncolytic VirusR01CA175386 · NCI · MAYO CLINIC ROCHESTER · PI VILE, RICHARD G. · 2014 to 2018
$1.3M
NCI NIH HHS R01 CA175386
6 · The paper itself

Abstract

Oncolytic viruses represent a diverse class of replication competent viruses that curtail tumor growth. These viruses, through their natural ability or through genetic modifications, can selectively replicate within tumor cells and induce cell death while leaving normal cells intact. Apart from the direct oncolytic activity, these viruses mediate tumor cell death via the induction of innate and adaptive immune responses. The field of oncolytic viruses has seen substantial advancement with the progression of numerous oncolytic viruses in various phases of clinical trials. Tumors employ a plethora of mechanisms to establish growth and subsequently metastasize. These include evasion of immune surveillance by inducing up-regulation of checkpoint proteins which function to abrogate T cell effector functions. Currently, antibodies blocking checkpoint proteins such as anti-cytotoxic T-lymphocyte antigen-4 (CTLA-4) and anti-programmed cell death-1 (PD-1) have been approved to treat cancer and shown to impart durable clinical responses. These antibodies typically need pre-existing active immune tumor microenvironment to establish durable clinical outcomes and not every patient responds to these therapies. This review provides an overview of published pre-clinical studies demonstrating superior therapeutic efficacy of combining oncolytic viruses with checkpoint blockade compared to monotherapies. These studies provide compelling evidence that oncolytic therapy can be potentiated by coupling it with checkpoint therapies.

Indexed as

Combined Modality TherapyHumansImmunotherapyNeoplasmsOncolytic VirotherapyOncolytic VirusesTreatment Outcomeanti-CTLA-4anti-PD-1checkpoint inhibitorsimmune-evasionimmunotherapyinnate and adaptive immunityoncoimmunotherapyoncolytic viruses

Identifiers

PMID26580645
PMCPMC4664987

What OpenQuestion holds

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LicenceCC BY
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Registered trials

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.