Evidence map›Paper›PMID 28415584›Full record

ArticleOncotarget2017

Folic acid phenotype (FAP) is a superior biomarker predicting response to pemetrexed-based chemotherapy in malignant pleural mesothelioma.

Fabian Dominik Mairinger, Claudia Vollbrecht, Elena Flom, Daniel Christian Christoph, Kurt-Werner Schmid, Jens Kollmeier, Helmut Hans Popper, Thomas Mairinger, Robert Fred Henry Walter

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing papers in PubMed
1.2field-weighted citation impact, top 20% 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

7 citing papers in PubMed, 8 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

9 authors at 4 institutions in 2 countries.

Fabian Dominik MairingerInstitute of Pathology, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
Claudia VollbrechtInstitute of Pathology, Division of Molecular Pathology, Charité, Berlin, Germany, German Cancer Consortium (DKTK), Germany.
Elena FlomInstitute of Pathology, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
Daniel Christian ChristophDepartment of Medical Oncology, West German Cancer Centre, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
Kurt-Werner SchmidInstitute of Pathology, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
Jens KollmeierDepartment of Pneumology, Helios Klinikum Emil von Behring, Berlin, Germany.
Helmut Hans PopperDepartment of Pathology, Division of Molecular Lung- and Pleurapathology, Medical University of Graz, Graz, Austria.
Thomas MairingerDepartment of Pathology, Helios Klinikum Emil von Behring, Berlin, Germany.
Robert Fred Henry WalterInstitute of Pathology, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
University of Duisburg-Essen · DEHelios Klinikum Emil von Behring · DEDeutschen Konsortium für Translationale Krebsforschung · DEMedical University of Graz · AT

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundMalignant pleural mesothelioma (MPM) is a rare tumor linked to a dismal prognosis. Even the most effective chemotherapeutical regime of pemetrexed combined with cisplatin leads to a remission-rate of only about 40%. The reasons for the rather poor efficacy remain largely unknown.

resultsPhenotypes were significantly associated with progression (p=0.0279) and remission (p=0.0262). Cox-regression revealed significant associations between SLC19A1/TYMS-ratio (p=0.0076) as well as FPGS/TYMS-ratio (p=0.0026) and OS. For differentiation by risk-groups, COXPH identified a strong correlation (p=0.0008).

methods56 MPM specimens from patients treated with pemetrexed were used for qPCR analysis. Phenotypes and risk groups were defined by their expression levels of members of the folic acid metabolism and correlated to survival and objective response.

conclusionOur results indicate that the balance between folic acid uptake, activation and metabolism plays a crucial role in response to pemetrexed-based chemotherapy and the prognosis of MPM patients. Implementing this marker profile in MPM stratification may help to individualize MPM-therapy more efficiently.

Indexed as

AdultAgedAged, 80 and overAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorFemaleFolic AcidGene Expression Regulation, NeoplasticHumansKaplan-Meier EstimateLung NeoplasmsMaleMesotheliomaMesothelioma, MalignantMiddle AgedPemetrexedBiomarkers, TumorFolic Acidfolylpolyglutamate synthetasePemetrexedPeptide SynthasesReduced Folate Carrier ProteinSLC19A1 protein, humanThymidylate Synthasefolylpolyglutamate synthasepemetrexedpersonalized therapypleural mesotheliomathymidylate synthethase

Identifiers

PMID28415584
PMCPMC5514925
OpenAlexW2600057097

What OpenQuestion holds

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Registered trials

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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.