Subinhibitory concentrations of telithromycin, clarithromycin and azithromycin reduce methicillin-resistant Staphylococcus aureus coagulase in vitro and in vivo
Author(s) -
Katsunori Yanagihara,
Yoshitomo Morinaga,
Shigeki Nakamura,
Masafumi Seki,
Kohichi Izumikawa,
Hiroshi Kakeya,
Yoshihiro Yamamoto,
Yohei Yamada,
S Kamihira,
S Kohno
Publication year - 2008
Publication title -
journal of antimicrobial chemotherapy
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.124
H-Index - 194
eISSN - 1460-2091
pISSN - 0305-7453
DOI - 10.1093/jac/dkm507
Subject(s) - telithromycin , clarithromycin , azithromycin , microbiology and biotechnology , ketolide , antibiotics , antibacterial agent , streptococcus pneumoniae , coagulase , staphylococcus aureus , medicine , in vivo , biology , bacteria , staphylococcus , genetics
Subinhibitory levels of clarithromycin and azithromycin have been shown to reduce the activity of bacterial virulence factors, but few studies have examined the effects of subinhibitory levels of telithromycin. Here, we examined the effects of telithromycin, clarithromycin and azithromycin on methicillin-resistant Staphylococcus aureus (MRSA) coagulase in vitro. We also examined the effects of these antibiotics on bacterial survival in a murine model of pulmonary infection, in which the number of bacteria in the lung correlates with the coagulase titre.
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