Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?

Staphylococcus epidermidis is one of the most important commensal microorganisms of human skin and mucosae. However, this bacterial species is also the cause of severe infections in immunocompromised patients, specially associated with the utilization of indwelling medical devices, that often serve...

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Autores principales: Fernando Oliveira, Holger Rohde, Manuel Vilanova, Nuno Cerca
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Lenguaje:EN
Publicado: Frontiers Media S.A. 2021
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Acceso en línea:https://doaj.org/article/20a7da0e402549c38b10f5cffa46efe0
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spelling oai:doaj.org-article:20a7da0e402549c38b10f5cffa46efe02021-12-01T19:48:21ZFighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?2235-298810.3389/fcimb.2021.798563https://doaj.org/article/20a7da0e402549c38b10f5cffa46efe02021-11-01T00:00:00Zhttps://www.frontiersin.org/articles/10.3389/fcimb.2021.798563/fullhttps://doaj.org/toc/2235-2988Staphylococcus epidermidis is one of the most important commensal microorganisms of human skin and mucosae. However, this bacterial species is also the cause of severe infections in immunocompromised patients, specially associated with the utilization of indwelling medical devices, that often serve as a scaffold for biofilm formation. S. epidermidis strains are often multidrug resistant and its association with biofilm formation makes these infections hard to treat. Their remarkable ability to form biofilms is widely regarded as its major pathogenic determinant. Although a significant amount of knowledge on its biofilm formation mechanisms has been achieved, we still do not understand how the species survives when exposed to the host harsh environment during invasion. A previous RNA-seq study highlighted that iron-metabolism associated genes were the most up-regulated bacterial genes upon contact with human blood, which suggested that iron acquisition plays an important role in S. epidermidis biofilm development and escape from the host innate immune system. In this perspective article, we review the available literature on the role of iron metabolism on S. epidermidis pathogenesis and propose that exploiting its dependence on iron could be pursued as a viable therapeutic alternative.Fernando OliveiraHolger RohdeManuel VilanovaManuel VilanovaManuel VilanovaNuno CercaFrontiers Media S.A.articleiron acquisition systemsregulation of iron acquisitionSiderophoresS. epidermidis biofilmsrole of iron in infectionMicrobiologyQR1-502ENFrontiers in Cellular and Infection Microbiology, Vol 11 (2021)
institution DOAJ
collection DOAJ
language EN
topic iron acquisition systems
regulation of iron acquisition
Siderophores
S. epidermidis biofilms
role of iron in infection
Microbiology
QR1-502
spellingShingle iron acquisition systems
regulation of iron acquisition
Siderophores
S. epidermidis biofilms
role of iron in infection
Microbiology
QR1-502
Fernando Oliveira
Holger Rohde
Manuel Vilanova
Manuel Vilanova
Manuel Vilanova
Nuno Cerca
Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
description Staphylococcus epidermidis is one of the most important commensal microorganisms of human skin and mucosae. However, this bacterial species is also the cause of severe infections in immunocompromised patients, specially associated with the utilization of indwelling medical devices, that often serve as a scaffold for biofilm formation. S. epidermidis strains are often multidrug resistant and its association with biofilm formation makes these infections hard to treat. Their remarkable ability to form biofilms is widely regarded as its major pathogenic determinant. Although a significant amount of knowledge on its biofilm formation mechanisms has been achieved, we still do not understand how the species survives when exposed to the host harsh environment during invasion. A previous RNA-seq study highlighted that iron-metabolism associated genes were the most up-regulated bacterial genes upon contact with human blood, which suggested that iron acquisition plays an important role in S. epidermidis biofilm development and escape from the host innate immune system. In this perspective article, we review the available literature on the role of iron metabolism on S. epidermidis pathogenesis and propose that exploiting its dependence on iron could be pursued as a viable therapeutic alternative.
format article
author Fernando Oliveira
Holger Rohde
Manuel Vilanova
Manuel Vilanova
Manuel Vilanova
Nuno Cerca
author_facet Fernando Oliveira
Holger Rohde
Manuel Vilanova
Manuel Vilanova
Manuel Vilanova
Nuno Cerca
author_sort Fernando Oliveira
title Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
title_short Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
title_full Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
title_fullStr Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
title_full_unstemmed Fighting Staphylococcus epidermidis Biofilm-Associated Infections: Can Iron Be the Key to Success?
title_sort fighting staphylococcus epidermidis biofilm-associated infections: can iron be the key to success?
publisher Frontiers Media S.A.
publishDate 2021
url https://doaj.org/article/20a7da0e402549c38b10f5cffa46efe0
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