Evidence map›Paper›PMID 23864143›Full record

ArticleRheumatology international2013

A polymorphism in ERAP1 is associated with susceptibility to ankylosing spondylitis in a Turkish population.

Muhammet Cinar, Hatice Akar, Sedat Yilmaz, Ismail Simsek, Mutlu Karkucak, Rahsan Ilıkci Sagkan, Aysel Pekel, Hakan Erdem, Ismail Yasar Avci, Cengizhan Acikel and 3 more

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In one paragraph

Article in Rheumatology international, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed, 3 pooled it
1.8field-weighted citation impact, top 16% 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

10 citing papers in PubMed, 3 syntheses or guidelines pooled it, 20 citations in OpenAlex.

  1. Pooled it
  2. Pooled it
  3. Pooled it
  4. Review
  5. FunctionalCells · 2022
    Article
  6. Observational
  7. Article
  8. Association ofThe open rheumatology journal · 2017
    Article
  9. Article
  10. 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

13 authors at 1 institution in 1 country.

Muhammet CinarDivision of Rheumatology, Gulhane Military Medical Academy School of Medicine, Gn.Tevfik Sağlam Cad., 06018, Etlik, Ankara, Turkey, muhcinar@hotmail.com.
Hatice Akar
Sedat Yilmaz
Ismail Simsek
Mutlu Karkucak
Rahsan Ilıkci Sagkan
Aysel Pekel
Hakan Erdem
Ismail Yasar Avci
Cengizhan Acikel
Ugur Musabak
Yusuf Tunca
Salih Pay
Turkish Armed Forces · TR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We assessed the role played by the ERAP1 gene in Turkish patients with ankylosing spondylitis (AS) in terms of disease susceptibility, clinical manifestations, and disease severity. We included 150 consecutive AS patients who met the modified New York classification criteria and 150 healthy controls. We documented the presence of 10 ERAP1 single-nucleotide polymorphisms (SNPs) and HLA-B27 in these patients. ERAP1 SNPs were genotyped using competitive allele-specific polymerase chain reaction. Differences between genotype and allele frequencies were compared using the Pearson's Chi-square test. The associations between ERAP1 SNPs, on the one hand, and with disease severity and clinical findings, on the other, were determined. One SNP, rs26653, was significantly associated with AS susceptibility (OR 1.609, 95% CI 1.163-2.226; p = 0.004). The population-attributable risk of possession of the rs26653 SNP allele was 23.4%. No relationship was noted between HLA-B27 positivity and the distribution of rs26653 genotype frequency. No associations were seen between disease severity measures and clinical manifestations of AS. In summary, an ERAP1 polymorphism was associated with AS in a Turkish population. The contributions of HLA-B27 and the rs26653 SNP to AS pathogenesis appear to be independent.

Indexed as

Genetic Predisposition to DiseasePolymorphism, Single NucleotideAdultAllelesAminopeptidasesCase-Control StudiesFemaleGene FrequencyGenotypeHumansMaleMiddle AgedMinor Histocompatibility AntigensSeverity of Illness IndexSpondylitis, AnkylosingTurkeyAminopeptidasesERAP1 protein, humanMinor Histocompatibility Antigens

Identifiers

PMID23864143
OpenAlexW2026647491

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.