Evidence map›Paper›PMID 25503251›Full record

ArticlePloS one2014

CX3CL1/CX3CR1 and CCL2/CCR2 chemokine/chemokine receptor complex in patients with AMD.

Mads Krüger Falk, Amardeep Singh, Carsten Faber, Mogens Holst Nissen, Thomas Hviid, Torben Lykke Sørensen

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

22 citing papers in PubMed, 33 citations in OpenAlex.

  1. Review
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  7. Observational
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  9. Association betweenMolecular biology research communications · 2023
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  10. Life (Basel, Switzerland) · 2022
    Article
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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

6 authors at 2 institutions in 1 country.

Mads Krüger FalkClinical Eye Research Unit, Department of Ophthalmology, Copenhagen University Hospital Roskilde, Roskilde, Denmark and Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Amardeep SinghClinical Eye Research Unit, Department of Ophthalmology, Copenhagen University Hospital Roskilde, Roskilde, Denmark and Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Carsten FaberDepartment of Microbiology, Immunology & International Health, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark; Department of Ophthalmology, Glostrup Hospital, Glostrup, Denmark.
Mogens Holst NissenDepartment of Microbiology, Immunology & International Health, Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Thomas HviidCentre for Immune Regulation and Reproductive Immunology (CIRRI), Department of Clinical Biochemistry, Copenhagen University Hospital Roskilde, Roskilde, Denmark and Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
Torben Lykke SørensenClinical Eye Research Unit, Department of Ophthalmology, Copenhagen University Hospital Roskilde, Roskilde, Denmark and Faculty of Health Sciences, University of Copenhagen, Copenhagen, Denmark.
University of Copenhagen · DKCopenhagen University Hospital · DK

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe chemokine receptors CX3CR1 and CCR2 have been implicated in the development of age-related macular degeneration (AMD). The evidence is mainly derived from experimental cell studies and murine models of AMD. The purpose of this study was to investigate the association between expression of CX3CR1 and CCR2 on different leukocyte subsets and AMD. Furthermore we measured the plasma levels of ligands CX3CL1 and CCL2.

methodsPatients attending our department were asked to participate in the study. The diagnosis of AMD was based on clinical examination and multimodal imaging techniques. Chemokine plasma level and chemokine receptor expression were measured by flow-cytometry.

resultsA total of 150 participants were included. We found a significantly lower expression of CX3CR1 on CD8+ T cells in the neovascular AMD group compared to the control group (p = 0.04). We found a significant positive correlation between CCR2 and CX3CR1 expression on CD8+ cells (r = 0.727, p = 0.0001). We found no difference in plasma levels of CX3CL1 and CCL2 among the groups.

conclusionsOur results show a down regulation of CX3CR1 on CD8+ cells; this correlated to a low expression of CCR2 on CD8+ cells. Further studies are needed to elucidate the possible role of this cell type in AMD development.

Indexed as

AgedAged, 80 and overCD8-Positive T-LymphocytesChemokine CCL2Chemokine CX3CL1CX3C Chemokine Receptor 1FemaleHumansMacular DegenerationMaleReceptors, CCR2Receptors, ChemokineChemokine CCL2Chemokine CX3CL1CX3C Chemokine Receptor 1CX3CR1 protein, humanReceptors, CCR2Receptors, Chemokine

Identifiers

PMID25503251
PMCPMC4266494
OpenAlexW2328706238

What OpenQuestion holds

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LicenceCC BY
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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.