Carbapenemases are β-lactamases with versatile hydrolytic capacities. They have the ability
to hydrolyze penicillins, cephalosporins, monobactams, and carbapenems. Bacteria …

Metallo-β-lactamases are resistance determinants of increasing clinical relevance in Gram-
negative bacteria. Because of their broad range, potent carbapenemase activity and …

Pseudomonas aeruginosa is one of the leading nosocomial pathogens worldwide.
Nosocomial infections caused by this organism are often hard to treat because of both the …

ABSTRACT Introduction: Enterobacteriaceae, Pseudomonas spp., and Acinetobacter spp.
infections are major causes of morbidity and mortality, especially due to the emergence and …

ABSTRACT In Medellin, Colombia, three Pseudomonas aeruginosa isolates with high-level
carbapenem resistance (MIC≥ 256 μg/ml) and an isolate of Citrobacter freundii with …

Increasing prevalence of carbapenem-resistant Pseudomonas aeruginosa and
Acinetobacter baumannii strains in the nosocomial setting in Latin America represents an …

Las infecciones por bacterias Gram negativas son muy prevalentes en pacientes
hospitalizados, especialmente en las unidades de cuidados intensivos. La multirresistencia …

Metallo-β-lactamases (MBLs) are being reported with increasing frequency and from several
countries worldwide and are becoming the prevalent and most clinically significant …

Las betalactamasas, enzimas con capacidad hidrolítica frente a los antibióticos
betalactámicos, son responsables del principal mecanismo de resistencia en bacterias …

Introducción. La evolución de la resistencia bacteriana constituye una amenaza para la
salud pública mundial. Los sistemas de vigilancia epidemiológica han integrado técnicas de …