Evidence map›Paper›PMID 27757300›Full record

ArticleOncoimmunology

mRNA-transfected dendritic cell vaccine in combination with metronomic cyclophosphamide as treatment for patients with advanced malignant melanoma.

Troels Holz Borch, Lotte Engell-Noerregaard, Trine Zeeberg Iversen, Eva Ellebaek, Özcan Met, Morten Hansen, Mads Hald Andersen, Per Thor Straten, Inge Marie Svane

Open access · goldAbstract read
In one paragraph

Article in Oncoimmunology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed
1.9field-weighted citation impact, top 15% 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

36 citing papers in PubMed, 40 citations in OpenAlex.

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  16. Potential of mRNA vaccines to become versatile cancer vaccines.World journal of clinical oncology · 2022
    Review
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  19. Therapeutic cancer vaccines.Nature reviews. Cancer · 2021
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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

9 authors at 2 institutions in 1 country.

Troels Holz BorchCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Lotte Engell-NoerregaardCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Trine Zeeberg IversenCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Eva EllebaekCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Özcan MetCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Morten HansenCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital , Herlev, Denmark.
Mads Hald AndersenCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital , Herlev, Denmark.
Per Thor StratenCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital , Herlev, Denmark.
Inge Marie SvaneCenter for Cancer Immune Therapy (CCIT), Department of Hematology, Copenhagen University Hospital, Herlev, Denmark; Department of Oncology, Copenhagen University Hospital, Herlev, Denmark.
Copenhagen University Hospital · DKHerlev Hospital · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionVaccination with dendritic cells (DCs) has generally not fulfilled its promise in cancer immunotherapy due to ineffective translation of immune responses into clinical responses. A proposed reason for this is intrinsic immune regulatory mechanisms, such as regulatory T cells (Tregs). A metronomic regimen of cyclophosphamide (mCy) has been shown to selectively deplete Tregs. To test this in a clinical setting, we conducted a phase I trial to evaluate the feasibility and safety of vaccination with DCs transfected with mRNA in combination with mCy in patients with metastatic malignant melanoma (MM). In addition, clinical and immunological effect of the treatment was evaluated. EXPERIMENTAL

designTwenty-two patients were enrolled and treated with six cycles of cyclophosphamide 50 mg orally bi-daily for a week every second week (day 1-7). During the six cycles patients received at least 5 × 10

resultsToxicity was manageable. Eighteen patients were evaluable after six cycles. Of these, nine patients had progressive disease as best response and nine patients achieved stable disease. In three patients minor tumor regression was observed. By IFNγ ELISpot and proliferation assay immune responses were seen in 6/17 and 4/17 patients, respectively; however, no correlation with clinical response was found. The percentage of Tregs was unchanged during treatment.

conclusionTreatment with autologous DCs transfected with mRNA in combination with mCy was feasible and safe. Importantly, mCy did not alter the percentage of Tregs in our patient cohort. There was an indication of clinical benefit; however, more knowledge is needed in order for DCs to be exploited as a therapeutic option.

Indexed as

DCDendritic cellelectroporationmelanomametronomic cyclophosphamidemRNAvaccination

Identifiers

PMID27757300
PMCPMC5048758
OpenAlexW2463310825

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.