Evidence map›Paper›PMID 30138371›Full record

ArticlePloS one2018

Differential expression of vitamin D associated genes in the aorta of coronary artery disease patients with and without rheumatoid arthritis.

Ingvild Oma, Ole Kristoffer Olstad, Jacqueline Kirsti Andersen, Torstein Lyberg, Øyvind Molberg, Ida Fostad, Morten Wang Fagerland, Sven Martin Almdahl, Stein Erik Rynning, Arne Yndestad and 3 more

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.3field-weighted citation impact, top 40% 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

4 citing papers in PubMed, 5 citations in OpenAlex.

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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

13 authors at 6 institutions in 2 countries.

Ingvild OmaDepartment of Pathology, Innlandet Hospital Trust, Lillehammer, Norway.ORCID 0000-0002-0670-9753
Ole Kristoffer OlstadDepartment of Medical Biochemistry, Oslo University Hospital, Oslo, Norway.
Jacqueline Kirsti AndersenDepartment of Health Sciences in Gjøvik, NTNU-Norwegian University of Science and Technology, Gjøvik, Norway.
Torstein LybergDepartment of Medical Biochemistry, Oslo University Hospital, Oslo, Norway.
Øyvind MolbergDepartment of Rheumatology, Dermatology and Infectious Diseases, University of Oslo, Oslo, Norway.
Ida FostadDepartment of Oral Biology, University of Oslo, Oslo, Norway.
Morten Wang FagerlandOslo Centre for Biostatistics and Epidemiology, Research Support Services, Oslo University Hospital, Oslo, Norway.
Sven Martin AlmdahlDepartment of Cardiothoracic and Vascular Surgery, University Hospital of North Norway, Tromsø, Norway.
Stein Erik RynningDepartment of cardiac surgery, Feiring Heart Clinic, Feiring, Norway.
Arne YndestadInstitute of Clinical Medicine, University of Oslo, Oslo, Norway.
Pål AukrustInstitute of Clinical Medicine, University of Oslo, Oslo, Norway.
Jon Elling WhistDepartment of Medical Biochemistry, Innlandet Hospital Trust, Lillehammer, Norway.
Ivana HollanDepartment of Research, Innlandet Hospital Trust, Brumunddal, Norway.
Oslo University Hospital · NOUniversity of Oslo · NOBrigham and Women's Hospital · USInnlandet Hospital Trust · NONorwegian University of Science and Technology · NOUniversity Hospital of North Norway · NO

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundVitamin D has an important role in the immune system, and has been linked to rheumatoid arthritis (RA) and coronary artery disease (CAD). The exact mechanisms by which vitamin D is involved in these processes are still unclear. Therefore, we wanted to search for differences in expression of genes involved in the vitamin D receptor (VDR) activation pathway and genes that are known to alter upon vitamin D stimulation, in the aortic adventitia of CAD patients with and without RA.

methodsAffymetrix microarray was used to determine gene expression profile in surgical specimens from the adventitia of the ascending aorta of CAD patients with RA (n = 8) and without RA (n = 8) from the Feiring Heart Biopsy Study.

resultsWe identified three vitamin D associated genes that were differentially expressed between RA and non-RA patients: Growth arrest and DNA-damage-inducible protein 45 alpha (GADD45A) (FC = 1.47; p = 0.006), Nuclear Receptor Co-repressor 1 (NCOR1) (FC = 1,21; p = 0.005) and paraoxonases 2 (PON2) (FC = -1.37; p = 0.01). High expression of GADD45A in RA tissues was confirmed by real-time qRT-PCR. GADD45A expression correlated with plasma levels of 1,25(OH)2D3 (rs = 0.69; p = 0.003).

conclusionsMicroarray analyses revealed higher expression of GADD45A and NCOR1; and lower expression of PON2 in the aortic adventitia of RA than non-RA patients. Further studies are needed to elucidate if and how GADD45A, NCOR1 and PON2 are involved in the development of accelerated atherosclerosis in RA. In theory, some of these factors might have proatherogenic effects whereas others might reflect an underlying vascular pathology promoting atherogenesis (such as vascular stress).

Indexed as

AgedAortaArthritis, RheumatoidAryldialkylphosphataseCell Cycle ProteinsCoronary Artery DiseaseCross-Sectional StudiesFemaleGADD45 ProteinsGene ExpressionHumansMaleMicroarray AnalysisNuclear ProteinsNuclear Receptor Co-Repressor 1RNA, MessengerAryldialkylphosphataseCell Cycle ProteinsGADD45A protein, humanGADD45 ProteinsNCOR1 protein, humanNuclear ProteinsNuclear Receptor Co-Repressor 1PON2 protein, humanRNA, Messenger

Identifiers

PMID30138371
PMCPMC6107153
OpenAlexW2888347439

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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.