Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73

Antibiotic resistance in pathogenic bacteria has emerged as a fundamental threat to human health by increasing the mortality rates and economic costs associated with bacterial infections. The commensal pathogen Staphylococcus aureus provides a clear illustration of the antimicrobial resistance (AMR)...

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Main Author: Maclean, RC
Format: Journal article
Language:English
Published: Cell Press 2020
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author Maclean, RC
author_facet Maclean, RC
author_sort Maclean, RC
collection OXFORD
description Antibiotic resistance in pathogenic bacteria has emerged as a fundamental threat to human health by increasing the mortality rates and economic costs associated with bacterial infections. The commensal pathogen Staphylococcus aureus provides a clear illustration of the antimicrobial resistance (AMR) crisis. The clinical use of antibiotics has driven the global spread of ‘waves’ of resistant strains; methicillin-resistant S. aureus (MRSA) are now a global problem in healthcare settings and a growing problem in the community [ 1 , 2 ]. Approximately one third of people show asymptomatic nasal carriage of S. aureus, and nasal carriage is associated with an elevated risk of developing invasive S. aureus infections. One strategy to combat S. aureus is to decolonize individuals who are carriers, thereby reducing the risk of future infection. For example, the topical antibiotic mupirocin has been widely used for nasal decolonization of S. aureus. However, the use of mupirocin has driven the spread of mupirocin resistance, highlighting the need to develop alternative decolonization agents [ 1 ]. Exeporfinium chloride (XF-73) is a novel, di-cationic porphyrin drug with high in vitro potency [ 3 ] that is being developed as a potential product for use in S. aureus decolonization.
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spelling oxford-uuid:abb8eceb-4660-4d4d-abb7-488e2a792c1b2022-03-27T03:23:59ZAssessing the potential for Staphylococcus aureus to evolve resistance to XF-73Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:abb8eceb-4660-4d4d-abb7-488e2a792c1bEnglishSymplectic ElementsCell Press2020Maclean, RCAntibiotic resistance in pathogenic bacteria has emerged as a fundamental threat to human health by increasing the mortality rates and economic costs associated with bacterial infections. The commensal pathogen Staphylococcus aureus provides a clear illustration of the antimicrobial resistance (AMR) crisis. The clinical use of antibiotics has driven the global spread of ‘waves’ of resistant strains; methicillin-resistant S. aureus (MRSA) are now a global problem in healthcare settings and a growing problem in the community [ 1 , 2 ]. Approximately one third of people show asymptomatic nasal carriage of S. aureus, and nasal carriage is associated with an elevated risk of developing invasive S. aureus infections. One strategy to combat S. aureus is to decolonize individuals who are carriers, thereby reducing the risk of future infection. For example, the topical antibiotic mupirocin has been widely used for nasal decolonization of S. aureus. However, the use of mupirocin has driven the spread of mupirocin resistance, highlighting the need to develop alternative decolonization agents [ 1 ]. Exeporfinium chloride (XF-73) is a novel, di-cationic porphyrin drug with high in vitro potency [ 3 ] that is being developed as a potential product for use in S. aureus decolonization.
spellingShingle Maclean, RC
Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title_full Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title_fullStr Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title_full_unstemmed Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title_short Assessing the potential for Staphylococcus aureus to evolve resistance to XF-73
title_sort assessing the potential for staphylococcus aureus to evolve resistance to xf 73
work_keys_str_mv AT macleanrc assessingthepotentialforstaphylococcusaureustoevolveresistancetoxf73