Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis

Psoriasis, a common chronic immune-mediated skin disease, is histologically characterized by a rapid keratinocyte turnover and differentiation defects. Key insights favor the idea that T cells are not the only key actors involved in the inflammatory process. Innate immune cells, more precisely neutr...

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Main Authors: Isabelle Lorthois, Daniel Asselineau, Nathalie Seyler, Roxane Pouliot
Format: Article
Language:English
Published: Wiley 2017-01-01
Series:Mediators of Inflammation
Online Access:http://dx.doi.org/10.1155/2017/7215072
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author Isabelle Lorthois
Daniel Asselineau
Nathalie Seyler
Roxane Pouliot
author_facet Isabelle Lorthois
Daniel Asselineau
Nathalie Seyler
Roxane Pouliot
author_sort Isabelle Lorthois
collection DOAJ
description Psoriasis, a common chronic immune-mediated skin disease, is histologically characterized by a rapid keratinocyte turnover and differentiation defects. Key insights favor the idea that T cells are not the only key actors involved in the inflammatory process. Innate immune cells, more precisely neutrophils and macrophages, provide specific signals involved in the initiation and the maintenance of the pathogenesis. Current data from animal models and, to a lesser extent, three-dimensional in vitro models have confirmed the interest in leaning towards other immune cell types as a potential new cellular target for the treatment of the disease. Although these models do not mimic the complex phenotype nor all human features of psoriasis, their development is necessary and essential to better understand reciprocal interactions between skin cells and innate immune cells and to emphasize the crucial importance of the local lesional microenvironment. In this review, through the use of in vivo and 3D organotypic models, we aim to shed light on the crosstalk between epithelial and immune components and to discuss the role of secreted inflammatory molecules in the development of this chronic skin disease.
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publishDate 2017-01-01
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spelling doaj-art-c8e0ecac82254c17bab8eda606a47d002025-02-03T01:30:40ZengWileyMediators of Inflammation0962-93511466-18612017-01-01201710.1155/2017/72150727215072Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of PsoriasisIsabelle Lorthois0Daniel Asselineau1Nathalie Seyler2Roxane Pouliot3Centre LOEX de l’Université Laval, Génie Tissulaire et Régénération, Centre de Recherche FRQS du CHU de Québec, Axe Médecine Régénératrice, Québec, QC, CanadaL’Oréal Research & Innovation, Aulnay-sous-Bois, FranceEpiskin Academy, Lyon, FranceCentre LOEX de l’Université Laval, Génie Tissulaire et Régénération, Centre de Recherche FRQS du CHU de Québec, Axe Médecine Régénératrice, Québec, QC, CanadaPsoriasis, a common chronic immune-mediated skin disease, is histologically characterized by a rapid keratinocyte turnover and differentiation defects. Key insights favor the idea that T cells are not the only key actors involved in the inflammatory process. Innate immune cells, more precisely neutrophils and macrophages, provide specific signals involved in the initiation and the maintenance of the pathogenesis. Current data from animal models and, to a lesser extent, three-dimensional in vitro models have confirmed the interest in leaning towards other immune cell types as a potential new cellular target for the treatment of the disease. Although these models do not mimic the complex phenotype nor all human features of psoriasis, their development is necessary and essential to better understand reciprocal interactions between skin cells and innate immune cells and to emphasize the crucial importance of the local lesional microenvironment. In this review, through the use of in vivo and 3D organotypic models, we aim to shed light on the crosstalk between epithelial and immune components and to discuss the role of secreted inflammatory molecules in the development of this chronic skin disease.http://dx.doi.org/10.1155/2017/7215072
spellingShingle Isabelle Lorthois
Daniel Asselineau
Nathalie Seyler
Roxane Pouliot
Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
Mediators of Inflammation
title Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
title_full Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
title_fullStr Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
title_full_unstemmed Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
title_short Contribution of In Vivo and Organotypic 3D Models to Understanding the Role of Macrophages and Neutrophils in the Pathogenesis of Psoriasis
title_sort contribution of in vivo and organotypic 3d models to understanding the role of macrophages and neutrophils in the pathogenesis of psoriasis
url http://dx.doi.org/10.1155/2017/7215072
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