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Listar por autor "Martínez Martínez, Luis"
Mostrando ítems 21-31 de 31
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Artículo
Mutant prevention concentrations of fluoroquinolones for Enterobacteriaceae expressing the plasmid-carried quinolone resistance determinant qnrA1
Pascual Hernández, Álvaro; Rodríguez Martínez, José Manuel; González Velasco, Carmen; García Luque, Isabel; Cano, María Elicier; Martínez Martínez, Luis (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 ...
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Artículo
Nationwide study of Escherichia coli and Klebsiella pneumoniae producing extended-spectrum β-lactamases in Spain
Hernández, J. R.; Martínez Martínez, Luis; Cantón, Rafael; Coque, T. M.; Pascual Hernández, Álvaro (American Society for Microbiology, 2005-05-01)Clonal dissemination of extended-spectrum -lactamases (ESBL) in 170 Escherichia coli isolates and 70 Klebsiella pneumoniae ...
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Artículo
Outer membrane profiles of clonally related Klebsiella pneumoniae isolates from clinical samples and activities of cephalosporins and carbapenems
Ardanuy, Carmen; Liñares, Josefina; Domínguez, María Ángeles; Hernández Allés, Santiago; Benedí, Vicente J.; Martínez Martínez, Luis (American Society for Microbiology, 1998-07-01)Fifteen isolates of Klebsiella pneumoniae producing extended-spectrum β-lactamases (ESBLs) isolated during a nosocomial ...
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Artículo
Phenotypic characteristics of 31 strains of Corynebacterium striatum isolated from clinical samples
Martínez Martínez, Luis; Suárez, Ana Isabel; Winstaley, Judith; Ortega, M. Carmen; Bernard, Kathryn (American Society for Microbiology, 1995)During a 34-month period (January 1991 to October 1993), 31 Corynebacterium striatum strains recovered from clinical samples ...
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Artículo
Predictive analysis of transmissible quinolone resistance indicates Stenotrophomonas maltophilia as a potential source of a novel family of Qnr determinants
Sánchez, María B.; Hernández, Álvaro; Rodríguez Martínez, José Manuel; Martínez Martínez, Luis (BioMed Central, 2008)Background Predicting antibiotic resistance before it emerges at clinical settings constitutes a novel approach for ...
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Artículo
Quality control for β-lactam susceptibility testing with a well-defined collection of Enterobacteriaceae and Pseudomonas aeruginosa strains in Spain
Cantón, Rafael; Loza, Elena; Cornejo Gonzalo, María Carmen; Baquero, Fernando; Martínez Martínez, Luis (American Society for Microbiology, 2003)Eighteen Enterobacteriaceae and Pseudomonas aeruginosa strains, 16 of them with well-defined β-lactam re sistance mechanisms, ...
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Artículo
Resistance of Pseudomonas aeruginosa to imipenem induced by eluates from siliconized latex urinary catheters is related to outer membrane protein alterations
Martínez Martínez, Luis; Pascual Hernández, Álvaro; Conejo Gonzalo, Mª Carmen; Picabea de la Peña, Leandro; Perea Pérez, Evelio José (American Society for Microbiology, 1999-02-01)The activity of imipenem against Pseudomonas aeruginosa HUS-3 decreased by 16 times in the presence of substances eluted ...
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Tesis Doctoral
Resistencia a quinolonas mediada por plásmido en enterobacteriaceae
Rodríguez Martínez, José Manuel (2006)En 1998, se describió por primera vez resistencia a quinolonas transmisible horizontalmente mediante un plásmido conjugativo. ...
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Artículo
Role of Klebsiella pneumoniae LamB porin in antimicrobial resistance
Doménech Sánchez, Antonio; Martínez Martínez, Luis; Hernández Allés, Santiago; Conejo Gonzalo, Mª Carmen; Pascual Hernández, Álvaro; Tomás, Juan M.; Albertí, Sebastián; Benedí, Vicente J. (American Society for Microbiology, 2003-10-01)To investigate the contribution of LamB in Klebsiella pneumoniae antimicrobial resistance, we determined the MICs of various ...
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Artículo
Roles of β-Lactamases and Porins in Activities of Carbapenems and Cephalosporins against Klebsiella pneumoniae
Martínez Martínez, Luis; Pascual Hernández, Álvaro; Hernández Allés, Santiago; Álvarez Díaz, Dolores; Suárez, Ana Isabel; Tran, John; Benedí, Vicente J.; Jacoby, George A. (American Society for Microbiology, 1999-07-01)Two clinical isolates of extended-spectrum β-lactamase (ESBL)- producing Klebsiella pneumoniae were noted to be less ...
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Artículo
Zinc eluted from siliconized latex urinary catheters decreases OprD expression, causing carbapenem resistance in Pseudomonas aeruginosa
Conejo Gonzalo, Mª Carmen; García Luque, Isabel; Martínez Martínez, Luis; Picabea de la Peña, Leandro; Pascual Hernández, Álvaro (American Society for Microbiology, 2003-07-01)The activities of carbapenems against Pseudomonas aeruginosa decreased in the presence of siliconized latex urinary catheters ...