Autor: |
Tsuchimori, Noboru, Okonogi, Kenji, Tsuchimori, N, Okonogi, K |
Zdroj: |
Journal of Antimicrobial Chemotherapy (JAC); 1996, Vol. 37 Issue 3, p605-609, 5p |
Abstrakt: |
The concentration of cefozopran which inhibits binding of [14C]benzylpenicillin to penicillin-binding protein (PBP) 5 of Enterococcus faecalis TN2OO5 by 50% was 11 mg/L, and its MIC was 12.5 mg/L. Ceftazidime and cefmenoxime, which were inactive at 100 mg/L, showed no affinity for PBP 5 at this concentration. Ampicillin, benzylpenicillin and imipenem showed higher affinity for PBPs 3/4 and PBP 5 than cefozopran, and their MICs were lower than that of cefozopran. No correlation between MICs of the test compounds and the affinity for PBP 1, 2 or 6 was found. These results suggest that cefozopran exhibits antimicrobial activity against E. faecalis TN2OO5 by binding to PBP 5. [ABSTRACT FROM AUTHOR] |
Databáze: |
Complementary Index |
Externí odkaz: |
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