Evidence map›Paper›PMID 17565662›Full record

ArticleBMC medical genetics2007

Lack of association between the chemokine receptor 5 polymorphism CCR5delta32 in rheumatoid arthritis and juvenile idiopathic arthritis.

Ewald Lindner, Gry B N Nordang, Espen Melum, Berit Flatø, Anne Marit Selvaag, Erik Thorsby, Tore K Kvien, Oystein T Førre, Benedicte A Lie

Open access · goldAbstract read
In one paragraph

Article in BMC medical genetics, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed, 1 pooled it
1.8field-weighted citation impact, top 15% 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

15 citing papers in PubMed, 1 synthesis or guideline pooled it, 44 citations in OpenAlex.

  1. Pooled it
  2. Trial
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  11. Chemokines and chemokine receptors in arthritis.Frontiers in bioscience (Scholar edition) · 2010
    Review
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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 at 3 institutions in 1 country.

Ewald LindnerInstitute of Immunology, Rikshospitalet-Radiumhospitalet Medical Center, 0027 Oslo, Norway. Ewald.Lindner@student.uibk.ac.at
Gry B N Nordang
Espen Melum
Berit Flatø
Anne Marit Selvaag
Erik Thorsby
Tore K Kvien
Oystein T Førre
Benedicte A Lie
Med-Storm Innovation (Norway) · NODiakonhjemmet Hospital · NOOslo University Hospital · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe chemokine receptor CCR5 has been detected at elevated levels on synovial T cells, and a 32 bp deletion in the CCR5 gene leads to a non-functional receptor. A negative association between the CCR5Delta32 and rheumatoid arthritis (RA) has been reported, although with conflicting results. In juvenile idiopathic arthritis (JIA), an association with CCR5 was recently reported. The purpose of this study was to investigate if the CCR5Delta32 polymorphism is associated with RA or JIA in Norwegian cohorts.

methods853 RA patients, 524 JIA patients and 658 controls were genotyped for the CCR5Delta32 polymorphism.

resultsThe CCR5Delta32 allele frequency was 11.5% in the controls vs. 10.4% in RA patients (OR = 0.90; P = 0.36) and 9.7% in JIA patients (OR = 0.85; P = 0.20). No decreased homozygosity was observed for CCR5Delta32, as previously suggested.

conclusionOur data do not support an association between the CCR5Delta32 allele and Norwegian RA or JIA patients. Combining our results with those from a recently published meta-analysis still provide evidence for a role for CCR5Delta32 in RA, albeit substantially weaker than the effect first reported.

Indexed as

Polymorphism, GeneticAllelesArthritis, JuvenileArthritis, RheumatoidCase-Control StudiesGene FrequencyGenotypeHumansNorwayReceptors, CCR5Receptors, CCR5

Identifiers

PMID17565662
PMCPMC1906748
OpenAlexW2042383352

What OpenQuestion holds

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LicenceCC BY
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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.