Evidence map›Paper›PMID 29746493›Full record

ArticlePloS one2018

Cysteine dioxygenase type 1 (CDO1) gene promoter methylation during the adenoma-carcinoma sequence in colorectal cancer.

Keita Kojima, Takatoshi Nakamura, Makoto Ohbu, Hiroshi Katoh, Yosuke Ooizumi, Kazuharu Igarashi, Satoru Ishii, Toshimichi Tanaka, Keigo Yokoi, Nobuyuki Nishizawa and 5 more

Abstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–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

19 citing papers in PubMed.

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  14. Biomarkers of Bad Biology: Curse or a Blessing?Annals of surgical oncology · 2019
    Article
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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

15 authors.

Keita KojimaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Takatoshi NakamuraDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Makoto OhbuDepartment of Pathology, Kitasato University School of Allied Health Sciences, Minami-ku, Sagamihara, Kanagawa, Japan.
Hiroshi KatohDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Yosuke OoizumiDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Kazuharu IgarashiDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Satoru IshiiDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Toshimichi TanakaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Keigo YokoiDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Nobuyuki NishizawaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Kazuko YokotaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Yoshimasa KosakaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Takeo SatoDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.
Masahiko WatanabeDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.ORCID 0000-0001-5801-7559
Keishi YamashitaDepartment of Surgery, Kitasato University School of Medicine, Minami-ku, Sagamihara, Kanagawa, Japan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundProgression of colorectal cancer (CRC) has been explained by genomic abnormalities along with the adenoma-carcinoma sequence theory (ACS). The aim of our study is to elucidate whether the promoter DNA methylation of the cancer-specific methylation gene, cysteine dioxygenase 1 (CDO1), contributes to the carcinogenic process in CRC.

methodsThe study group comprised 107 patients with CRC who underwent surgical resection and 90 adenomas treated with endoscopic resection in the Kitasato University Hospital in 2000. We analyzed the extent of methylation in each tissue using quantitative TaqMan methylation-specific PCR for CDO1.

resultsThe methylation level increased along with the ACS process (p < 0.0001), and statistically significant differences were found between normal-appearing mucosa (NAM) and low-grade adenoma (p < 0.0001), and between low-grade adenoma and high-grade adenoma (p = 0.01), but not between high-grade adenoma and cancer with no liver metastasis. Furthermore, primary CRC cancers with liver metastasis harbored significantly higher methylation of CDO1 than those without liver metastasis (p = 0.02). As a result, the area under the curve by CDO1 promoter methylation was 0.96, 0.80, and 0.67 to discriminate cancer from NAM, low-grade adenoma from NAM, and low-grade adenoma from high-grade adenoma, respectively.

conclusionsCDO1 methylation accumulates during the ACS process, and consistently contributes to CRC progression.

Indexed as

DNA MethylationPromoter Regions, GeneticAdenocarcinomaAdenomaAdultAgedBiomarkers, TumorColorectal NeoplasmsCysteine DioxygenaseFemaleHumansMaleMiddle AgedPrognosisBiomarkers, TumorCDO1 protein, humanCysteine Dioxygenase

Identifiers

PMID29746493
PMCPMC5944981

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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.