The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction

<i>Pseudomonas (P.) aeruginosa</i> is an opportunistic pathogen that causes serious infections and hospital-acquired pneumonia in immunocompromised patients. <i>P. aeruginosa</i> accounts for up to 20% of all cases of hospital-acquired pneumonia, with an attributable mortalit...

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Autores principales: Brant M. Wagener, Ruihan Hu, Songwei Wu, Jean-Francois Pittet, Qiang Ding, Pulin Che
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Publicado: MDPI AG 2021
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spelling oai:doaj.org-article:1626237b927449d69dacde3be9a920052021-11-25T19:08:44ZThe Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction10.3390/toxins131107762072-6651https://doaj.org/article/1626237b927449d69dacde3be9a920052021-11-01T00:00:00Zhttps://www.mdpi.com/2072-6651/13/11/776https://doaj.org/toc/2072-6651<i>Pseudomonas (P.) aeruginosa</i> is an opportunistic pathogen that causes serious infections and hospital-acquired pneumonia in immunocompromised patients. <i>P. aeruginosa</i> accounts for up to 20% of all cases of hospital-acquired pneumonia, with an attributable mortality rate of ~30–40%. The poor clinical outcome of <i>P. aeruginosa</i>-induced pneumonia is ascribed to its ability to disrupt lung barrier integrity, leading to the development of lung edema and bacteremia. Airway epithelial and endothelial cells are important architecture blocks that protect the lung from invading pathogens. <i>P. aeruginosa</i> produces a number of virulence factors that can modulate barrier function, directly or indirectly, through exploiting cytoskeleton networks and intercellular junctional complexes in eukaryotic cells. This review summarizes the current knowledge on <i>P. aeruginosa</i> virulence factors, their effects on the regulation of the cytoskeletal network and associated components, and molecular mechanisms regulating barrier function in airway epithelial and endothelial cells. A better understanding of these processes will help to lay the foundation for new therapeutic approaches against <i>P. aeruginosa</i>-induced pneumonia.Brant M. WagenerRuihan HuSongwei WuJean-Francois PittetQiang DingPulin CheMDPI AGarticle<i>Pseudomonas aeruginosa</i>virulence factorsactin cytoskeletonlung barrier integrityMedicineRENToxins, Vol 13, Iss 776, p 776 (2021)
institution DOAJ
collection DOAJ
language EN
topic <i>Pseudomonas aeruginosa</i>
virulence factors
actin cytoskeleton
lung barrier integrity
Medicine
R
spellingShingle <i>Pseudomonas aeruginosa</i>
virulence factors
actin cytoskeleton
lung barrier integrity
Medicine
R
Brant M. Wagener
Ruihan Hu
Songwei Wu
Jean-Francois Pittet
Qiang Ding
Pulin Che
The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
description <i>Pseudomonas (P.) aeruginosa</i> is an opportunistic pathogen that causes serious infections and hospital-acquired pneumonia in immunocompromised patients. <i>P. aeruginosa</i> accounts for up to 20% of all cases of hospital-acquired pneumonia, with an attributable mortality rate of ~30–40%. The poor clinical outcome of <i>P. aeruginosa</i>-induced pneumonia is ascribed to its ability to disrupt lung barrier integrity, leading to the development of lung edema and bacteremia. Airway epithelial and endothelial cells are important architecture blocks that protect the lung from invading pathogens. <i>P. aeruginosa</i> produces a number of virulence factors that can modulate barrier function, directly or indirectly, through exploiting cytoskeleton networks and intercellular junctional complexes in eukaryotic cells. This review summarizes the current knowledge on <i>P. aeruginosa</i> virulence factors, their effects on the regulation of the cytoskeletal network and associated components, and molecular mechanisms regulating barrier function in airway epithelial and endothelial cells. A better understanding of these processes will help to lay the foundation for new therapeutic approaches against <i>P. aeruginosa</i>-induced pneumonia.
format article
author Brant M. Wagener
Ruihan Hu
Songwei Wu
Jean-Francois Pittet
Qiang Ding
Pulin Che
author_facet Brant M. Wagener
Ruihan Hu
Songwei Wu
Jean-Francois Pittet
Qiang Ding
Pulin Che
author_sort Brant M. Wagener
title The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
title_short The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
title_full The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
title_fullStr The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
title_full_unstemmed The Role of <i>Pseudomonas aeruginosa</i> Virulence Factors in Cytoskeletal Dysregulation and Lung Barrier Dysfunction
title_sort role of <i>pseudomonas aeruginosa</i> virulence factors in cytoskeletal dysregulation and lung barrier dysfunction
publisher MDPI AG
publishDate 2021
url https://doaj.org/article/1626237b927449d69dacde3be9a92005
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