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Metallo-beta-lactamase producing Pseudomonas aeruginosa strains isolated in hospitals in Recife, PE, Brazil

Produção de metalo-beta-lactase de linhagens de Pseudomonas aeruginosa isoladas em hospitais do Recife, PE, Brasil

Out of 24 nosocomial strains of Pseudomonas aeruginosa from Recife, Brazil, 15 (62%) were metallo-beta-lactamase producers. Such isolates were resistant to main antipseudomonas drugs, except polymixyn B and aztreonam. The enzyme responsible for the carbapenem-resistance belongs to SPM-1 class, and the gene involved, blaspm-1, is likely plasmid located.

Pseudomonas aeruginosa; multidrug-resistance; metallo-beta-lactamase


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