Evidence map›Paper›PMID 41699832›Full record

ArticleJournal of cutaneous medicine and surgery

Differential Expression of Endocannabinoid Receptors in Lesional and Non-Lesional Skin of Psoriasis Patients: Insights Into Pathogenesis and Potential Therapeutic Targets.

Jaime N Turk, Mark G Kirchhof

Abstract read
In one paragraph

Article in Journal of cutaneous medicine and surgery. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing papers in PubMed
–field-weighted citation impact
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

1 citing paper in PubMed.

  1. Skin on Drugs: Psychotropic Compounds in Cutaneous Biology.International journal of molecular sciences · 2026
    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

2 authors.

Jaime N TurkDepartment of Medicine, University of Ottawa, Ottawa, ON, Canada.
Mark G KirchhofDermatology Division, Department of Medicine, University of Ottawa and The Ottawa Hospital, Ottawa, ON, Canada.ORCID 0000-0002-4015-8377

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundPsoriasis is a chronic, immune-mediated inflammatory skin disease with a complex etiology involving genetics, environmental triggers, and immune dysregulation. Research suggests that the endocannabinoid system (ECS) is involved in inflammation and skin homeostasis, prompting interest in its involvement in the pathogenesis of psoriasis.

objectivesThis study was designed to investigate the expression of cannabinoid receptors and signaling channels in psoriatic-affected tissue (lesional), unaffected tissue (non-lesional), and healthy control subjects.

methodsData were extracted using bulk RNA sequencing data from the Gene Expression Omnibus public database. Differential gene expression analysis was performed to determine changes in cannabinoid receptor expression between psoriatic lesional skin, non-lesional skin, and healthy controls.

resultsWe found that in psoriatic lesional skin, GPR12, PPARG, TRPV4, PPARA, and HTR1A were significantly downregulated, while CNR2, TRPA1, TRPV3, PPARD, GPR18, ADORA2A, HTR3B, and HTR3A were notably upregulated compared to healthy controls. In addition, TRPV4, PPARG, PPARA, and GPR12 were markedly downregulated in psoriatic lesional skin compared to non-lesional skin, while PPARD, HTR3A, HTR3B, GPR18, TRPV3, TRPA1, CNR2, and ADORA2A showed significant upregulation. There were no significantly upregulated or downregulated endocannabinoid genes in the non-lesional to healthy control analysis.

conclusionsThese findings provide new insights into the role of the ECS in psoriasis pathogenesis and highlight potential targets for further research or novel therapeutic interventions.

Indexed as

PsoriasisReceptors, CannabinoidSkinAdultCase-Control StudiesEndocannabinoidsFemaleHumansMaleMiddle AgedEndocannabinoidsReceptors, CannabinoidCannabisendocannabinoid systemgene expressionpsoriasis

Identifiers

PMID41699832
PMCPMC12906604

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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.