Evidence map›Paper›PMID 22206050›Full record

ArticleAmerican journal of cancer research2012

Prognostic significance of aberrant gene methylation in gastric cancer.

Jing Shi, Guanjun Zhang, Demao Yao, Wei Liu, Na Wang, Meiju Ji, Nongyue He, Bingyin Shi, Peng Hou

Abstract read
In one paragraph

Article in American journal of cancer research, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 34 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
34citing papers in PubMed, 2 pooled it
4.0field-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

34 citing papers in PubMed, 2 syntheses or guidelines pooled it, 67 citations in OpenAlex.

  1. Pooled it
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  6. The Korean journal of gastroenterology = Taehan Sohwagi Hakhoe chi · 2023
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  17. Epigenetic changes of CDX2 in gastric adenocarcinoma.Journal of cell communication and signaling · 2016
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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.

Jing Shi
Guanjun Zhang
Demao Yao
Wei Liu
Na Wang
Meiju Ji
Nongyue He
Bingyin Shi
Peng Hou

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Promoter methylation acts as an important alternative to genetic alterations for gene inactivation in gastric carcinogenesis. Although a number of gastric cancer-associated genes have been found to be methylated in gastric cancer, valuable methylation markers for early diagnosis and prognostic evaluation of this cancer remain largely unknown. In the present study, we used methylation-specific PCR (MSP) to analyze promoter methylation of 9 gastric cancer-associated genes, including MLF1, MGMT, p16, RASSF2, hMLH1, HAND1, HRASLS, TM, and FLNc, and their association with clinicopathological characteristics and clinical outcome in a large cohort of gastric cancers. Our data showed that all of these genes were aberrantly methylated in gastric cancer, ranging from 8% to 51%. Moreover, gene methylation was strongly associated with certain clinicopathological characteristics, such as tumor differentiation, lymph node metastasis, and cancer-related death. Of interest, methylation of MGMT, p16, RASSF2, hMLH1, HAND1, and FLNc was closely associated with poor survival in gastric cancer, particularly MGMT, p16, RASSF2 and FLNc. Thus, our findings suggested these epigenetic events may contribute to the initiation and progression of gastric cancer. Importantly, methylation of some genes were closely relevant to poor prognosis in gastric cancer, providing the strong evidences that these hypermethylated genes may be served as valuable biomarkers for prognostic evaluation in this cancer.

Indexed as

early diagnosisGastric cancergene methylationmethylation-specific PCR (MSP)poor prognosis

Identifiers

PMID22206050
PMCPMC3236575
OpenAlexW54096870

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.