Evidence map›Paper›PMID 25580230›Full record

ArticleF1000Research2014

Metabolomics in psoriatic disease: pilot study reveals metabolite differences in psoriasis and psoriatic arthritis.

April W Armstrong, Julie Wu, Mary Ann Johnson, Dmitry Grapov, Baktazh Azizi, Jaskaran Dhillon, Oliver Fiehn

Open access · goldAbstract read
In one paragraph

Article in F1000Research, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
1.6field-weighted citation impact, top 17% 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

48 citing papers in PubMed, 79 citations in OpenAlex.

  1. Review
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  9. Cardiovascular comorbidities in psoriatic arthritis: state of the art.Therapeutic advances in musculoskeletal disease · 2024
    Review
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  19. Current Knowledge in Skin Metabolomics: Updates from Literature Review.International journal of molecular sciences · 2022
    Review
  20. Review
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

7 authors at 2 institutions in 1 country.

April W ArmstrongDepartment of Dermatology, University of Colorado Denver, Aurora, CO, 12801, USA.
Julie WuDepartment of Dermatology, University of Colorado Denver, Aurora, CO, 12801, USA.
Mary Ann JohnsonDepartment of Dermatology, University of California Davis, Sacramento, CA, 95816, USA.
Dmitry GrapovNIH West Coast Metabolomics Center, University of California Davis, Davis, CA, 95616, USA.
Baktazh AziziDepartment of Dermatology, University of Colorado Denver, Aurora, CO, 12801, USA.
Jaskaran DhillonDepartment of Dermatology, University of Colorado Denver, Aurora, CO, 12801, USA.
Oliver FiehnNIH West Coast Metabolomics Center, University of California Davis, Davis, CA, 95616, USA.
University of Colorado Denver · USUniversity of California, Davis · US

Funding

West Coast Central Comprehensive Metabolomics Resource Core (WC3MRC)U24DK097154 · NIDDK · UNIVERSITY OF CALIFORNIA AT DAVIS · PI FIEHN, OLIVER · 2012 to 2017
$9.9M
AHRQ HHS K08 HS018341NIDDK NIH HHS U24 DK097154
6 · The paper itself

Abstract

importanceWhile "omics" studies have advanced our understanding of inflammatory skin diseases, metabolomics is mostly an unexplored field in dermatology.

objectiveWe sought to elucidate the pathogenesis of psoriatic diseases by determining the differences in metabolomic profiles among psoriasis patients with or without psoriatic arthritis and healthy controls.

designWe employed a global metabolomics approach to compare circulating metabolites from patients with psoriasis, psoriasis and psoriatic arthritis, and healthy controls.

settingStudy participants were recruited from the general community and from the Psoriasis Clinic at the University of California Davis in United States.

participantsWe examined metabolomic profiles using blood serum samples from 30 patients age and gender matched into three groups: 10 patients with psoriasis, 10 patients with psoriasis and psoriatic arthritis and 10 control participants. Main outcome(s) and measures(s): Metabolite levels were measured calculating the mean peak intensities from gas chromatography time-of-flight mass spectrometry.

resultsMultivariate analyses of metabolomics profiles revealed altered serum metabolites among the study population. Compared to control patients, psoriasis patients had a higher level of alpha ketoglutaric acid (Pso: 288 ± 88; CONTROL: 209 ± 69; p=0.03), a lower level of asparagine (Pso: 5460 ± 980; CONTROL: 7260 ± 2100; p=0.02), and a lower level of glutamine (Pso: 86000 ± 20000; CONTROL: 111000 ± 27000; p=0.02). Compared to control patients, patients with psoriasis and psoriatic arthritis had increased levels of glucuronic acid (Pso + PsA: 638 ± 250; CONTROL: 347 ± 61; p=0.001). Compared to patients with psoriasis alone, patients with both psoriasis and psoriatic arthritis had a decreased level of alpha ketoglutaric acid (Pso + PsA: 186 ± 80; Pso: 288 ± 88; p=0.02) and an increased level of lignoceric acid (Pso + PsA: 442 ± 280; Pso: 214 ± 64; p=0.02). CONCLUSIONS AND RELEVANCE: The metabolite differences help elucidate the pathogenesis of psoriasis and psoriatic arthritis and they may provide insights for therapeutic development.

Identifiers

PMID25580230
PMCPMC4288418
OpenAlexW2087472540

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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.