Evidence map›Paper›PMID 26093090›Full record

ArticleOncotarget2015

TET family proteins and 5-hydroxymethylcytosine in esophageal squamous cell carcinoma.

Asuka Murata, Yoshifumi Baba, Takatsugu Ishimoto, Keisuke Miyake, Keisuke Kosumi, Kazuto Harada, Junji Kurashige, Shiro Iwagami, Yasuo Sakamoto, Yuji Miyamoto and 6 more

Open access · diamondAbstract read
In one paragraph

Article in Oncotarget, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 1 pooled it
4.2field-weighted citation impact, top 5% 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

37 citing papers in PubMed, 1 synthesis or guideline pooled it, 58 citations in OpenAlex.

  1. Pooled it
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  3. Review
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  5. Article
  6. Article
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  14. Alterations of regulatory factors and DNA methylation pattern in thyroid cancer.Cancer biomarkers : section A of Disease markers · 2020
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  19. Article
  20. Epigenetic dysregulation ofOncotarget · 2018
    Article
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 at 3 institutions in 1 country.

Asuka MurataDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Yoshifumi BabaDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Takatsugu IshimotoDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Keisuke MiyakeDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Keisuke KosumiDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Kazuto HaradaDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Junji KurashigeDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Shiro IwagamiDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Yasuo SakamotoDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Yuji MiyamotoDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Naoya YoshidaDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Manabu YamamotoDepartment of Surgery, National Hospital Organization Kyushu Cancer Center, Japan.
Shinya OdaDepartment of Cancer Biology, National Kyushu Cancer Center Clinical Research Institute, Japan.
Masayuki WatanabeDepartment of Gastroenterological Surgery, Cancer Institute Hospital, Japanese Foundation for Cancer Research, Japan.
Mitsuyoshi NakaoDepartment of Medical Cell Biology, Institute of Molecular Embryology and Genetics, Kumamoto University, Japan.
Hideo BabaDepartment of Gastroenterological Surgery, Graduate School of Medical Science, Kumamoto University, Japan.
Kumamoto University · JPNational Hospital Organization Kyushu Cancer Center · JPJapanese Foundation For Cancer Research · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mammalian DNA is epigenetically marked by 5'-cytosine methylation (5-methylcytosine [5-mC]). The Ten-eleven translocation (TET) enzymes (TET1, TET2, and TET3) are implicated in DNA demethylation, through dioxygenase activity that converts 5-mC to 5-hydroxymethylcytosine (5-hmC). Although decreased TET is reportedly associated with decreased 5-hmC levels in various cancers, functions of 5-hmC and TET expression in esophageal squamous cell carcinoma (ESCC) are unclear. We used ELISA and immunohistochemistry tests to analyze 5-hmC status in ESCC tissues, RT-qPCR to analyze TET family mRNA expression in normal and tumor tissues, and pyrosequencing to quantify LINE-1 (i.e., global DNA methylation) levels. ELISA and immunohistochemical testing showed 5-hmC levels were significantly lower in ESCC than in paired normal tissues (P < 0.0001). TET2 expression was significantly lower in ESCCs than paired normal tissues (P < 0.0001), and significantly associated with 5-hmC levels in ESCCs (P = 0.003, r = 0.33). 5-hmC levels were also significantly associated with LINE-1 methylation level (P = 0.0002, r = 0.39). Patients with low 5-hmC levels had shorter overall survival than those with higher levels, although not significantly so (P = 0.084). In conclusion, 5-hmC expression was decreased in ESCC tissues, and was associated with TET2 expression level. TET2 reduction and subsequent 5-hmC loss might affect ESCC development.

Indexed as

5-MethylcytosineAgedCarcinoma, Squamous CellCase-Control StudiesCell SurvivalCytosineDioxygenasesDNA-Binding ProteinsDNA MethylationEnzyme-Linked Immunosorbent AssayEpigenesis, GeneticEsophageal NeoplasmsEsophageal Squamous Cell CarcinomaFemaleGene Expression ProfilingGene Expression Regulation, Neoplastic5-hydroxymethylcytosine5-MethylcytosineCytosineDioxygenasesDNA-Binding ProteinsGenetic MarkersProto-Oncogene ProteinsRNA, MessengerTET2 protein, humandemethylationepigeneticsmarkersTET

Identifiers

PMID26093090
PMCPMC4695124
OpenAlexW2166670116

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.