Evidence map›Paper›PMID 25717252›Full record

Observational studyWorld journal of gastroenterology2015

ARID1A expression in gastric adenocarcinoma: clinicopathological significance and correlation with DNA mismatch repair status.

Ryo Inada, Shigeki Sekine, Hirokazu Taniguchi, Hitoshi Tsuda, Hitoshi Katai, Toshiyoshi Fujiwara, Ryoji Kushima

Open access · hybridAbstract readObservational Study
In one paragraph

Observational study in World journal of gastroenterology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed, 3 pooled it
2.4field-weighted citation impact, top 11% 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

30 citing papers in PubMed, 3 syntheses or guidelines pooled it, 52 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
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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

7 authors at 1 institution in 1 country.

Ryo InadaRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Shigeki SekineRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Hirokazu TaniguchiRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Hitoshi TsudaRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Hitoshi KataiRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Toshiyoshi FujiwaraRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Ryoji KushimaRyo Inada, Hirokazu Taniguchi, Hitoshi Tsuda, Ryoji Kushima, Pathology and Clinical Laboratory Division, National Cancer Center Hospital, Tokyo 104-0045, Japan.
Tokyo National Hospital · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

aimTo analyze the mismatch repair (MMR) status and the ARID1A expression as well as their clinicopathological significance in gastric adenocarcinomas.

methodsWe examined the expressions of MMR proteins and ARID1A by immunohistochemistry in consecutive 489 primary gastric adenocarcinomas. The results were further correlated with clinicopathological variables.

resultsThe loss of any MMR protein expression, indicative of MMR deficiency, was observed in 38 cases (7.8%) and was significantly associated with an older age (68.6±9.2 vs 60.4±11.7, P<0.001), a female sex (55.3% vs 31.3%, P=0.004), an antral location (44.7% vs 25.7%, P=0.021), and a differentiated histology (57.9% vs 39.7%, P=0.023). Abnormal ARID1A expression, including reduced or loss of ARID1A expression, was observed in 109 cases (22.3%) and was significantly correlated with lymphatic invasion (80.7% vs 69.5%, P=0.022) and lymph node metastasis (83.5% vs 73.7%, P=0.042). The tumors with abnormal ARID1A expression more frequently indicated MMR deficiency (47.4% vs 20.2%, P<0.001). A multivariate analysis identified abnormal ARID1A expression as an independent poor prognostic factor (HR=1.36, 95%CI: 1.01-1.84; P=0.040).

conclusionOur observations suggest that the AIRD1A inactivation is associated with lymphatic invasion, lymph node metastasis, poor prognosis, and MMR deficiency in gastric adenocarcinomas.

Indexed as

DNA Mismatch RepairAdenocarcinomaAgedBiomarkers, TumorBiopsyDNA-Binding ProteinsFemaleGastrectomyHumansImmunohistochemistryKaplan-Meier EstimateLymphatic MetastasisMaleMiddle AgedMultivariate AnalysisNeoplasm StagingARID1A protein, humanBiomarkers, TumorDNA-Binding ProteinsNuclear ProteinsTranscription FactorsAdenocarcinomaARID1AImmunohistochemistryMismatch RepairStomach

Identifiers

PMID25717252
PMCPMC4326154
OpenAlexW1506252791

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.