Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion

Abstract Shewanella species are frequently selected as model strains to investigate microbially influenced steel corrosion. This selection is due to their relevance for corrosion, but also because of their easy cultivation in aerobic media. Unfortunately, these cultivation advantages do not lead to...

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Main Authors: Jo Philips, Luciano Procopio, Ian P. G. Marshall
Format: Article
Language:English
Published: Nature Portfolio 2023-12-01
Series:npj Materials Degradation
Online Access:https://doi.org/10.1038/s41529-023-00416-8
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author Jo Philips
Luciano Procopio
Ian P. G. Marshall
author_facet Jo Philips
Luciano Procopio
Ian P. G. Marshall
author_sort Jo Philips
collection DOAJ
description Abstract Shewanella species are frequently selected as model strains to investigate microbially influenced steel corrosion. This selection is due to their relevance for corrosion, but also because of their easy cultivation in aerobic media. Unfortunately, these cultivation advantages do not lead to a straight-forward interpretation of their corrosion inducing or inhibiting mechanisms. The metabolic versatility of Shewanellae indeed enables a wide variety of corrosion mechanisms. This work reviews the metabolic capacities and the extracellular electron transfer mechanisms of Shewanellae and explains how these abilities lead to the various mechanisms by which Shewanellae induce and inhibit corrosion. It should be emphasized that the medium composition (presence of electron donor, acceptor, carbon source) strongly affects which mechanism is in play. Overall, this work concludes that Shewanellae model strains offer great opportunities to study corrosion, thanks in part due to genetic engineering options, but the full complexity of their corrosion processes should always be kept mind.
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spelling doaj.art-775370ed98494800985b95da354c045e2023-12-17T12:25:44ZengNature Portfolionpj Materials Degradation2397-21062023-12-017111010.1038/s41529-023-00416-8Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosionJo Philips0Luciano Procopio1Ian P. G. Marshall2Department of Biological and Chemical Engineering, Aarhus UniversityIndustrial Microbiology and Bioremediation Department, Universidade Federal do Rio de Janeiro (UFRJ)Center for Electromicrobiology, Department of Biology, Aarhus UniversityAbstract Shewanella species are frequently selected as model strains to investigate microbially influenced steel corrosion. This selection is due to their relevance for corrosion, but also because of their easy cultivation in aerobic media. Unfortunately, these cultivation advantages do not lead to a straight-forward interpretation of their corrosion inducing or inhibiting mechanisms. The metabolic versatility of Shewanellae indeed enables a wide variety of corrosion mechanisms. This work reviews the metabolic capacities and the extracellular electron transfer mechanisms of Shewanellae and explains how these abilities lead to the various mechanisms by which Shewanellae induce and inhibit corrosion. It should be emphasized that the medium composition (presence of electron donor, acceptor, carbon source) strongly affects which mechanism is in play. Overall, this work concludes that Shewanellae model strains offer great opportunities to study corrosion, thanks in part due to genetic engineering options, but the full complexity of their corrosion processes should always be kept mind.https://doi.org/10.1038/s41529-023-00416-8
spellingShingle Jo Philips
Luciano Procopio
Ian P. G. Marshall
Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
npj Materials Degradation
title Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
title_full Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
title_fullStr Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
title_full_unstemmed Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
title_short Insights into the various mechanisms by which Shewanella spp. induce and inhibit steel corrosion
title_sort insights into the various mechanisms by which shewanella spp induce and inhibit steel corrosion
url https://doi.org/10.1038/s41529-023-00416-8
work_keys_str_mv AT jophilips insightsintothevariousmechanismsbywhichshewanellasppinduceandinhibitsteelcorrosion
AT lucianoprocopio insightsintothevariousmechanismsbywhichshewanellasppinduceandinhibitsteelcorrosion
AT ianpgmarshall insightsintothevariousmechanismsbywhichshewanellasppinduceandinhibitsteelcorrosion