Inhibitors of reactive oxygen species accumulation delay and/or reduce the lethality of several antistaphylococcal agents.

Abstract:

:Perturbation of hydroxyl radical accumulation by subinhibitory concentrations of 2,2'-bipyridyl plus thiourea protects Escherichia coli from being killed by 3 lethal antimicrobial classes. Here, we show that 2,2'-bipyridyl plus thiourea delays and/or reduces antimicrobial killing of Staphylococcus aureus by daptomycin, moxifloxacin, and oxacillin. While the protective effect of 2,2'-bipyridyl plus thiourea varied among strains and compounds, the data support the hypothesis that hydroxyl radical enhances antimicrobial lethality.

authors

Liu Y,Liu X,Qu Y,Wang X,Li L,Zhao X

doi

10.1128/AAC.00754-12

subject

Has Abstract

pub_date

2012-11-01 00:00:00

pages

6048-50

issue

11

eissn

0066-4804

issn

1098-6596

pii

AAC.00754-12

journal_volume

56

pub_type

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