Evidence map›Paper›PMID 28496337›Full record

ArticleOncoTargets and therapy2017

Immunogenicity of oncolytic vaccinia viruses JX-GFP and TG6002 in a human melanoma in vitro model: studying immunogenic cell death, dendritic cell maturation and interaction with cytotoxic T lymphocytes.

B Heinrich, J Klein, M Delic, K Goepfert, V Engel, L Geberzahn, M Lusky, P Erbs, X Preville, M Moehler

Open access · goldAbstract read
In one paragraph

Article in OncoTargets and therapy, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
6.6field-weighted citation impact, top 3% of its field
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.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

28 citing papers in PubMed, 47 citations in OpenAlex.

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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

10 authors at 2 institutions in 3 countries.

B HeinrichFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
J KleinFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
M DelicFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
K GoepfertFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
V EngelFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
L GeberzahnFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
M LuskyTransgene SA, Illkirch-Graffenstaden.
P ErbsTransgene SA, Illkirch-Graffenstaden.
X PrevilleAmoneta Diagnostics, Huningue, France.
M MoehlerFirst Department of Internal Medicine, University Medical Center Mainz, Mainz, Germany.
Johannes Gutenberg University Mainz · DETransgene (France) · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Oncolytic virotherapy is an emerging immunotherapeutic modality for cancer treatment. Oncolytic viruses with genetic modifications can further enhance the oncolytic effects on tumor cells and stimulate antitumor immunity. The oncolytic vaccinia viruses JX-594-GFP+/hGM-CSF (JX-GFP) and TG6002 are genetically modified by secreting granulocyte-macrophage colony-stimulating factor (GM-CSF) or transforming 5-fluorocytosine (5-FC) into 5-fluorouracil (5-FU). We compared their properties to kill tumor cells and induce an immunogenic type of cell death in a human melanoma cell model using SK29-MEL melanoma cells. Their influence on human immune cells, specifically regarding the activation of dendritic cells (DCs) and the interaction with the autologous cytotoxic T lymphocyte (CTL) clone, was investigated. Melanoma cells were infected with either JX-GFP or TG6002 alone or in combination with 5-FC and 5-FU. The influence of viral infection on cell viability followed a time- and multiplicity of infection dependent manner. Combination of virus treatment with 5-FU resulted in stronger reduction of cell viability. TG6002 in combination with 5-FC did not significantly strengthen the reduction of cell viability in this setting. Expression of calreticulin and high mobility group 1 protein (HMGB1), markers of immunogenic cell death (ICD), could be detected after viral infection. Accordingly, DC maturation was noted after viral oncolysis. DCs presented stronger expression of activation and maturation markers. The autologous CTL clone IVSB expressed the activation marker CD69, but viral treatment failed to enhance cytotoxicity marker. In summary, vaccinia viruses JX-GFP and TG6002 lyse melanoma cells and induce additional immunostimulatory effects to promote antitumor immune response. Further investigation in vivo is needed to consolidate the data.

Indexed as

cytotoxic T lymphocytesdendritic cellsimmunogenic cell deathimmunotherapyoncolytic virusvaccinia virus

Identifiers

PMID28496337
PMCPMC5422459
OpenAlexW2610920631

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

None linked

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.