Evidence map›Paper›PMID 25123395›Full record

ArticleCellular oncology (Dordrecht, Netherlands)2014

Validation of DNA promoter hypermethylation biomarkers in breast cancer--a short report.

Jolien S de Groot, Xiaojuan Pan, Jan Meeldijk, Elsken van der Wall, Paul J van Diest, Cathy B Moelans

Abstract read
In one paragraph

Article in Cellular oncology (Dordrecht, Netherlands), 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 2 pooled it
2.3field-weighted citation impact, top 12% 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

29 citing papers in PubMed, 2 syntheses or guidelines pooled it, 47 citations in OpenAlex.

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  20. Aberrant gene promoter methylation of E-cadherin, p16Medical oncology (Northwood, London, England) · 2017
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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

6 authors at 1 institution in 1 country.

Jolien S de GrootDepartment of Pathology, University Medical Center Utrecht, H04.312, PO Box 85500, 3508, GA, Utrecht, the Netherlands.
Xiaojuan Pan
Jan Meeldijk
Elsken van der Wall
Paul J van Diest
Cathy B Moelans
University Medical Center Utrecht · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeDNA promoter hypermethylation of tumor suppressor genes is known to occur early in cancer development, including breast cancer. To improve early breast cancer detection, we aimed to investigate whether the identification of DNA promoter hypermethylation might be of added value.

methodsThe methylation status of a panel of 19 candidate genes (AKR1B1, ALX1, ARHGEF7, FZD10, GHSR, GPX7, GREM1, GSTP1, HOXD1, KL, LHX2, MAL, MGMT, NDRG2, RASGRF2, SFRP1, SFRP2, TM6SF1 and TMEFF2) was determined in formalin-fixed paraffin-embedded normal breast and breast cancer tissue samples using gel-based methylation-specific PCR (MSP).

resultsThe promoters of the AKR1B1, ALX1, GHSR, GREM1, RASGRF2, SFRP2, TM6SF1 and TMEFF2 genes were found to be significantly differentially methylated in normal versus malignant breast tissues. Based on sensitivity, specificity and logistic regression analyses the best performing genes for detecting breast cancer were identified. Through multivariate analyses, we found that AKR1B1 and TM6SF1 could detect breast cancer with an area under the curve (AUC) of 0.986 in a receiver operating characteristic (ROC) assessment.

conclusionsBased on our data, we conclude that AKR1B1 and TM6SF1 may serve as candidate methylation biomarkers for early breast cancer detection. Further studies are underway to evaluate the methylation status of these genes in body fluids, including nipple aspirates and blood.

Indexed as

Aldehyde ReductaseBiomarkers, TumorBreast NeoplasmsDNA MethylationFemaleGene Expression Regulation, NeoplasticGlutathione PeroxidaseHomeodomain ProteinsHumansMembrane ProteinsNeoplasm ProteinsPeroxidasesPromoter Regions, GeneticReceptors, GhrelinSecreted Frizzled-Related ProteinsAKR1B1 protein, humanAldehyde ReductaseALX1 protein, humanBiomarkers, TumorGlutathione PeroxidaseGPX7 protein, humanHomeodomain ProteinsMembrane ProteinsNeoplasm ProteinsPeroxidasesReceptors, GhrelinSecreted Frizzled-Related ProteinsSFRP2 protein, humanTM6SF1 protein, humanTMEFF2 protein, human

Identifiers

PMID25123395
PMCPMC13004425
OpenAlexW1974393958

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.