Evidence map›Paper›PMID 39189640›Full record

ArticlePhotochemistry and photobiology

Probing skin photoallergens in reconstructed human epidermis: An EPR spin trapping investigation.

Yannick Port-Lougarre, Guillaume Voegeli, Bertrand Vileno, Elena Giménez-Arnau

Abstract read
In one paragraph

Article in Photochemistry and photobiology. 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. Article
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

4 authors.

Yannick Port-LougarreInstitut de Chimie, UMR 7177, CNRS, Université de Strasbourg, Strasbourg, France.
Guillaume VoegeliInstitut de Chimie, UMR 7177, CNRS, Université de Strasbourg, Strasbourg, France.
Bertrand VilenoInstitut de Chimie, UMR 7177, CNRS, Université de Strasbourg, Strasbourg, France.ORCID 0000-0001-7527-2068
Elena Giménez-ArnauInstitut de Chimie, UMR 7177, CNRS, Université de Strasbourg, Strasbourg, France.ORCID 0000-0001-8275-5447

Funding

Fondation Jean-Marie Lehn
6 · The paper itself

Abstract

Photoallergic contact dermatitis is a skin disease caused by combined exposure to photoreactive chemicals and sunlight. Exposure to allergens and the risk of skin sensitization is an essential regulatory issue within the industry. Yet, only few non-validated assays for photoallergy assessment exist as the pathogenesis is not fully deciphered. Improving such assays and/or developing new ones require an understanding of the chemical mechanisms involved. The first key event in the photosensitization process, namely chemical binding of the photoallergen to endogenous proteins, is thought to proceed via photo-mediated radicals arising from the photoallergen. Moreover, the mechanism of action of these radicals if formed in the epidermis is not known and far from being unraveled. We present here an original proof-of-concept methodology to probe radical generation from allergens in contact with photoexposed skin, using electron paramagnetic resonance and spin trapping in a reconstructed human epidermis model mimicking real-life exposure scenarios.

Indexed as

AllergensDermatitis, PhotoallergicEpidermisSpin TrappingElectron Spin Resonance SpectroscopyHumansAllergensbenzophenone derivativeselectron paramagnetic resonancephotoallergic contact dermatitisradical mechanismsreconstructed human epidermis

Identifiers

PMID39189640
PMCPMC11913759

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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.