Multiply resistant viridans streptococci: susceptibility to beta-lactam antibiotics and comparison of penicillin-binding protein patterns.

Abstract:

:A unique group of viridans streptococci has been found in South Africa. These organisms were isolated in close temporal and physical proximity to the isolation of penicillin-resistant pneumococci. The strains were resistant to penicillin, oxacillin, the cephalosporins (all generations), piperacillin, azlocillin, and mezlocillin but were susceptible to vancomycin. Penicillin-binding proteins of two penicillin-resistant South African strains of Streptococcus mitis differed markedly from those of two penicillin-susceptible strains but were identical to those seen in a penicillin-resistant strain isolated in Boston. Although both susceptible strains were identified as S. mitis with identical biochemical profiles, their penicillin-binding protein patterns differed from each other. This finding may have significance with regard to the need for additional taxonomic classification of the viridans streptococci.

authors

Farber BF,Eliopoulos GM,Ward JI,Ruoff KL,Syriopoulou V,Moellering RC Jr

doi

10.1128/aac.24.5.702

subject

Has Abstract

pub_date

1983-11-01 00:00:00

pages

702-5

issue

5

eissn

0066-4804

issn

1098-6596

journal_volume

24

pub_type

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