Evidence map›Paper›PMID 23817721›Full record

Trial reportCancer immunology, immunotherapy : CII2013

Therapeutic vaccination against autologous cancer stem cells with mRNA-transfected dendritic cells in patients with glioblastoma.

Einar Osland Vik-Mo, Marta Nyakas, Birthe Viftrup Mikkelsen, Morten Carstens Moe, Paulina Due-Tønnesen, Else Marit Inderberg Suso, Stein Sæbøe-Larssen, Cecilie Sandberg, Jan E Brinchmann, Eirik Helseth and 6 more

2 registry-linked trialsAbstract readClinical Trial
In one paragraph

Trial report in Cancer immunology, immunotherapy : CII, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 2 registered trials, which are not on this map. Cited by 193 papers, 13 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
193citing papers in PubMed, 13 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.

NCT00846456 phase1 / phase2completednot on this map

Phase I/II Trial of Vaccine Therapy With Tumor Stem Cell Derived mRNA- Transfected Dendritic Cells in Patients Receiving Standard Therapy for Glioblastoma

TypeinterventionalSponsorOslo University HospitalRan2009 to 2013Enrolled20ConditionsGlioblastoma, Brain TumorArmsDendritic cell vaccine with mRNA from tumor stem cells
NCT03548571 phase2 / phase3unknown statusnot on this mapstarted 2018, after this paper: background citation

Open Label Randomized Phase II/III Trial of Dendritic Cell Immunotherapy Against Cancer Stem Cells in Glioblastoma Patients Receiving Standard Therapy (DEN-STEM)

TypeinterventionalSponsorOslo University HospitalRan2018 to 2026Enrolled60ConditionsGlioblastomaArmsDendritic cell immunization, Adjuvant temozolomide
3 · Its place in the literature

Who cites it

193 citing papers in PubMed, 13 syntheses or guidelines pooled it.

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  3. Autologous tumor lysate-loaded dendritic cell vaccination in glioblastoma patients: a systematic review of literature.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2025
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  7. A systematic review of immunotherapy in high-grade glioma: learning from the past to shape future perspectives.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2024
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  17. Vaccine-based cancer immunotherapy in newly diagnosed glioblastoma: a time-to-event meta-analysis of phase II and III randomized controlled trials.Clinical & translational oncology : official publication of the Federation of Spanish Oncology Societies and of the National Cancer Institute of Mexico · 2026
    Review
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133 more citing papers are in PubMed but not listed here.

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

16 authors.

Einar Osland Vik-MoVilhelm Magnus Laboratory for Neurosurgical Research, Institute for Surgical Research, University of Oslo, Oslo, Norway. e.o.vik-mo@medisin.uio.no
Marta Nyakas
Birthe Viftrup Mikkelsen
Morten Carstens Moe
Paulina Due-Tønnesen
Else Marit Inderberg Suso
Stein Sæbøe-Larssen
Cecilie Sandberg
Jan E Brinchmann
Eirik Helseth
Anne-Marie Rasmussen
Knut Lote
Steinar Aamdal
Gustav Gaudernack
Gunnar Kvalheim
Iver A Langmoen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe growth and recurrence of several cancers appear to be driven by a population of cancer stem cells (CSCs). Glioblastoma, the most common primary brain tumor, is invariably fatal, with a median survival of approximately 1 year. Although experimental data have suggested the importance of CSCs, few data exist regarding the potential relevance and importance of these cells in a clinical setting.

methodsWe here present the first seven patients treated with a dendritic cell (DC)-based vaccine targeting CSCs in a solid tumor. Brain tumor biopsies were dissociated into single-cell suspensions, and autologous CSCs were expanded in vitro as tumorspheres. From these, CSC-mRNA was amplified and transfected into monocyte-derived autologous DCs. The DCs were aliquoted to 9-18 vaccines containing 10(7) cells each. These vaccines were injected intradermally at specified intervals after the patients had received a standard 6-week course of post-operative radio-chemotherapy. The study was registered with the ClinicalTrials.gov identifier NCT00846456.

resultsAutologous CSC cultures were established from ten out of eleven tumors. High-quality RNA was isolated, and mRNA was amplified in all cases. Seven patients were able to be weaned from corticosteroids to receive DC immunotherapy. An immune response induced by vaccination was identified in all seven patients. No patients developed adverse autoimmune events or other side effects. Compared to matched controls, progression-free survival was 2.9 times longer in vaccinated patients (median 694 vs. 236 days, p = 0.0018, log-rank test).

conclusionThese findings suggest that vaccination against glioblastoma stem cells is safe, well-tolerated, and may prolong progression-free survival.

Indexed as

Brain NeoplasmsCancer VaccinesCombined Modality TherapyDendritic CellsDisease-Free SurvivalFemaleGlioblastomaHumansImmunotherapy, AdoptiveMaleMiddle AgedNeoplastic Stem CellsRNA, MessengerTelomeraseTransfectionCancer VaccinesRNA, MessengerTelomeraseTERT protein, human

Identifiers

PMID23817721
PMCPMC3755221

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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.