Evidence map›Paper›PMID 20440264›Full record

ArticleOncogene2010

Homeobox gene IRX1 is a tumor suppressor gene in gastric carcinoma.

X Guo, W Liu, Y Pan, P Ni, J Ji, L Guo, J Zhang, J Wu, J Jiang, X Chen and 7 more

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 54 papers.

0numbers the graph read from it
0cells of the map it votes in
54citing papers in PubMed
2.6field-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

54 citing papers in PubMed, 98 citations in OpenAlex.

  1. iScience · 2026
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  13. Variation of DNA methylation on theRegenerative therapy · 2022
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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

17 authors at 2 institutions in 1 country.

X GuoDepartment of Surgery of Shanghai Ruijin Hospital and Shanghai Institute of Digestive Surgery, Shanghai, PR China.
W Liu
Y Pan
P Ni
J Ji
L Guo
J Zhang
J Wu
J Jiang
X Chen
Q Cai
J Li
J Zhang
Q Gu
B Liu
Z Zhu
Y Yu
Ruijin Hospital · CNShanghai Jiao Tong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The IRX1 tumor suppressor gene is located on 5p15.33, a cancer susceptibility locus. Loss of heterozygosity of 5p15.33 in gastric cancer was identified in our previous work. In this study, we analyzed the molecular features and function of IRX1. We found that IRX1 expression was lost or reduced in gastric cancer. However, no mutations were identified in IRX1-encoding regions. IRX1 transcription was suppressed by hypermethylation, and the expression of IRX1 mRNA was partially restored in gastric cancer cells after 5-Aza-dC treatment. Restoring IRX1 expression in SGC-7901 and NCI-N87 gastric cancer cells inhibited growth, invasion and tumorigenesis in vitro and in vivo. We identified a number of target genes by global microarray analysis after IRX1 transfection combined with real-time PCR and chromatin immunoprecipitation assay. BDKRB2, an angiogenesis-related gene, HIST2H2BE and FGF7, cell proliferation and invasion-related genes, were identified as direct IRX1 target genes. The hypermethylation of IRX1 was not only detected in primary gastric cancer tissues but also in the peripheral blood of gastric cancer patients, suggesting IRX1 could potentially serve as a biomarker for gastric cancer.

Indexed as

Genes, Tumor SuppressorAdultAgedAged, 80 and overAllelesAnimalsBase SequenceCell Line, TumorChromosomes, Human, Pair 5DNA MethylationDown-RegulationEpigenesis, GeneticFemaleGene DosageGene Expression Regulation, NeoplasticHomeodomain ProteinsHomeodomain ProteinsIRX1 protein, humanTranscription Factors

Identifiers

PMID20440264
OpenAlexW2055493816

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.