Evidence map›Paper›PMID 29610456›Full record

Observational studyBritish journal of cancer2018

Potential of quantitative SEPT9 and SHOX2 methylation in plasmatic circulating cell-free DNA as auxiliary staging parameter in colorectal cancer: a prospective observational cohort study.

Julia Bergheim, Alexander Semaan, Heidrun Gevensleben, Susanne Groening, Andreas Knoblich, Jörn Dietrich, Julia Weber, Jörg C Kalff, Friedrich Bootz, Glen Kristiansen and 1 more

Abstract readObservational Study
In one paragraph

Observational study in British journal of cancer, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers, 6 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed, 6 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.

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

54 citing papers in PubMed, 6 syntheses or guidelines pooled it.

  1. Diagnostic accuracy of methylatedFrontiers in endocrinology · 2025
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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

11 authors.

Julia BergheimDepartment of Otolaryngology, Head and Neck Surgery, University Hospital Bonn, Bonn, Germany.
Alexander SemaanDepartment of General, Visceral, Thoracic and Vascular Surgery, University Hospital Bonn, Bonn, Germany.
Heidrun GevenslebenInstitute of Pathology, University Hospital Bonn, Bonn, Germany.
Susanne GroeningDepartment of Visceral Surgery, Marien-Hospital Bonn, Bonn, Germany.
Andreas KnoblichDepartment of Visceral Surgery, Marien-Hospital Bonn, Bonn, Germany.
Jörn DietrichDepartment of Otolaryngology, Head and Neck Surgery, University Hospital Bonn, Bonn, Germany.
Julia WeberDepartment of Visceral Surgery, Marien-Hospital Bonn, Bonn, Germany.
Jörg C KalffDepartment of General, Visceral, Thoracic and Vascular Surgery, University Hospital Bonn, Bonn, Germany.
Friedrich BootzDepartment of Otolaryngology, Head and Neck Surgery, University Hospital Bonn, Bonn, Germany.
Glen KristiansenInstitute of Pathology, University Hospital Bonn, Bonn, Germany.
Dimo DietrichDepartment of Otolaryngology, Head and Neck Surgery, University Hospital Bonn, Bonn, Germany. dimo.dietrich@gmail.com.ORCID http://orcid.org/0000-0001-9794-7927

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundSeptin 9 (SEPT9) and short stature homeobox 2 (SHOX2) methylation in circulating cell-free DNA (ccfDNA) are powerful biomarkers for colorectal cancer (CRC) screening, as well as head and neck squamous cell carcinoma staging and monitoring. In the present study, we investigated SEPT9 and SHOX2 ccfDNA methylation as auxiliary pre and post-therapeutic staging parameters in CRC patients.

methodsccfDNA methylation was quantified in 184 prospectively enrolled patients prior to and 3-10 days after surgery, and biomarker levels were associated with clinico-pathological parameters.

resultsPre-therapeutic levels of SHOX2 and SEPT9 ccfDNA methylation were strongly associated with Union for International Cancer Control (UICC) stages, tumour (T), nodal (N), and metastasis (M) categories, and histological grade (all P ≤ 0.001), as well as lymphatic invasion and extracapsular lymph node extension (all P< 0.05). Post-therapeutic SHOX2 and SEPT9 ccfDNA methylation levels correlated with UICC stage (all P  <0.01). SEPT9 ccfDNA methylation further allowed for an accurate pre- and post-therapeutic detection of distant metastases (AUC

conclusionsDNA methylation analysis in plasma is a powerful pre and post-therapeutic diagnostic tool for CRC and may add valuable information to current TNM staging, thereby holding the potential to assist in the development of individually tailored treatment protocols.

Indexed as

DNA MethylationHomeodomain ProteinsSeptinsAdenocarcinomaAdultAgedAged, 80 and overBiomarkers, TumorCirculating Tumor DNACohort StudiesColorectal NeoplasmsEarly Detection of CancerFemaleHumansMaleMiddle AgedBiomarkers, TumorCirculating Tumor DNAHomeodomain ProteinsSEPTIN9 protein, humanSeptinsSHOX2 protein, human

Identifiers

PMID29610456
PMCPMC5943265

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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.