ArticleTurkish thoracic journal2020
Significant Changes in Trans-Epithelial Barrier Proteins of Adenoid Tissue with Atopic Status in Children.
Article in Turkish thoracic journal, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
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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.
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Who cites it
1 citing paper in PubMed, 2 citations in OpenAlex.
- The Impact of Environmental Pollutants on Barrier Dysfunction in Respiratory Disease.Allergy, asthma & immunology research · 2021Review
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Authors and funding
8 authors at 2 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectivesAdenoid tissue is important in local immune response and epithelial barrier dysfunction of this tissue may contribute to allergies. The aim of this study was to evaluate the relationship between the status of cross-epithelial barrier elements in adenoid tissue lymphoepithelium and inhalant allergen sensitization. MATERIALS AND
methodsChildren aged 5-15 years, who underwent adenotonsillectomy, participated in this study. All subjects underwent skin prick testing with environmental inhalant allergens. Occludin, ZO1, e-cadherin, β-catenin, desmoglein, desmoplakin, and connexon-43 were stained immunohistochemically in the adenoid tissues obtained and scored by H-score.
resultsWe enrolled 76 children, 14 among whom were sensitized to environmental allergens. Among the zonula occludens proteins, median H-scores for occludin, claudin, and ZO-1 were significantly lower in the atopic compared to the nonatopic group respectively (p<0.001). Similarly, median H-scores for e-cadherin and β catenin proteins of the zonula adherens were significantly lower in the atopic group (p<0.001). Both desmoglein and desmoplakin H-scores were significantly lower in the atopic group [60 (50-100) vs 280 (260-300), p<0.001 and 105 (87.5-120) vs 280 (67.25-300), p<0.001 respectively]. Moreover, connexin-43 protein of the gap junction was significantly lower in the atopic group (p<0.001).
conclusionAdenoid tissue, which is the initial point of contact of inhalant allergens demonstrates epithelial barrier junctional protein, changes in children with inhalant allergen sensitization without clinical allergic disease symptoms. Therefore, it may be concluded that epithelial barrier function plays an important role in the development of allergen sensitization versus tolerance.
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Registered trials
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