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Artículo
Urinary tract physiological conditions promote ciprofloxacin resistance in low-level-quinolone-resistant Escherichia coli
(American Society for Microbiology, 2016-07-01)
Escherichia coli isolates carrying chromosomally encoded low-level-quinolone-resistant (LLQR) determinants are frequently found in urinary tract infections (UTIs). LLQR mutations are considered the first step in the ...
Artículo
Cellular Response to Ciprofloxacin in Low-Level Quinolone-Resistant Escherichia coli
(Frontiers Media, 2017)
Bactericidal activity of quinolones has been related to a combination of DNA fragmentation, reactive oxygen species (ROS) production and programmed cell death (PCD) systems. The underlying molecular systems responsible ...
Tesis Doctoral
Resistencia a quinolonas mediada por plásmido en enterobacteriaceae
(2006)
En 1998, se describió por primera vez resistencia a quinolonas transmisible horizontalmente mediante un plásmido conjugativo. La diseminación horizontal de mecanismos de resistencia a fluoroquinolonas abre la posibilidad ...
Artículo
Detection of low-level fosfomycin-resistant variants by decreasing glucose-6-phosphate concentration in fosfomycin susceptibility determination
(Multidisciplinary Digital Publishing Institute (MDPI), 2020)
Mutations that confer low-level fosfomycin resistance (LLFR) but not clinical resistance in Escherichia coli are increasingly reported. LLFR strains can become clinically resistant under urinary tract physiological conditions ...
Artículo
Inoculum Effect on the Efficacies of Amoxicillin-Clavulanate, Piperacillin-Tazobactam, and Imipenem against Extended-Spectrum -Lactamase (ESBL)-Producing and Non-ESBL-Producing Escherichia coli in an Experimental Murine Sepsis Model
(American Society for Microbiology, 2013-04)
Escherichia coli is commonly involved in infections with a heavy bacterial burden. Piperacillin-tazobactam and carbapenems are among the recommended empirical treatments for health care-associated complicated intra-abdominal ...
Artículo
Risk Factors and Prognosis of Nosocomial Bloodstream Infections Caused by Extended-Spectrum-B-Lactamase-Producing Escherichia coli
(American Society for Microbiology, 2010-05)
Extended-spectrum-B-lactamase (ESBL)-producing Escherichia coli (ESBLEC) is an increasing cause of community and nosocomial infections worldwide. However, there is scarce clinical information about nosocomial bloodstream ...
Artículo
Mutant prevention concentrations of fluoroquinolones for Enterobacteriaceae expressing the plasmid-carried quinolone resistance determinant qnrA1
(American Society for Microbiology, 2007-06-01)
The influence of qnrA1 on the development of quinolone resistance in Enterobacteriaceae was evaluated by using the mutant prevention concentration parameter. The expression of qnrA1 considerably increased the mutant ...
Patente. Invención
Dispositivo y método para el estudio dinámico de biocapas sobre catéteres de uso médico
(Oficina Española de Patentes y Marcas (OEPM), 2011-07-12)
Dispositivo y método para el estudio dinámico de biocapas sobre catéteres de uso médico. El dispositivo permite la introducción de múltiples muestras para ser evaluadas a la vez, por lo que se pueden analizar varios ...
Artículo
In vitro and in vivo efficacy of combinations of colistin and different endolysins against clinical strains of multi-drug resistant pathogens
(Nature Research, 2020-04-28)
The emergence of multidrug resistant (MDR) pathogenic bacteria is jeopardizing the value of antimicrobials, which had previously changed the course of medical science. In this study, we identified endolysins ElyA1 and ElyA2 ...
Artículo
Household acquisition and transmission of extended-spectrum β-lactamase (ESBL) -producing Enterobacteriaceae after hospital discharge of ESBL-positive index patients
(Elsevier, 2021)
Objectives: This study aimed to determine rates and risk factors of extended-spectrum b-lactamaseproducing Enterobacteriaceae (ESBL-PE) acquisition and transmission within households after hospital discharge of an ...