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Emerging importance of multidrug-resistant Acinetobacter species and Stenotrophomonas maltophilia as pathogens in seriously ill patients: geographic patterns, epidemiological features, and trends in
As part of the SENTRY Antimicrobial Surveillance Program, a total of 1078 Acinetobacter species and 842 Stenotrophomonas maltophilia isolates were collected between January 1997 and December 1999Expand
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Molecular characterization of SPM-1, a novel metallo-beta-lactamase isolated in Latin America: report from the SENTRY antimicrobial surveillance programme.
The gene encoding the metallo-beta-lactamase SPM-1 was cloned from a genomic library of Pseudomonas aeruginosa strain 48-1997 A. The insert carrying spm-1 possessed a GC content of 47%, indicatingExpand
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Characterization of Pseudomonas aeruginosa isolates: occurrence rates, antimicrobial susceptibility patterns, and molecular typing in the global SENTRY Antimicrobial Surveillance Program, 1997-1999.
During 1997-1999, a total of 70,067 isolates (6631 Pseudomonas aeruginosa isolates) were analyzed in the SENTRY program by geographic region and body site of infection. The respiratory tract was theExpand
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Dissemination in distinct Brazilian regions of an epidemic carbapenem-resistant Pseudomonas aeruginosa producing SPM metallo-beta-lactamase.
BACKGROUND In Brazil, carbapenem use has been limited by high carbapenem-resistance rates among Pseudomonas aeruginosa isolates. OBJECTIVE The main objective of this study was to evaluate theExpand
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Contemporary Assessment of Antimicrobial Susceptibility Testing Methods for Polymyxin B and Colistin: Review of Available Interpretative Criteria and Quality Control Guidelines
ABSTRACT The emergence of infections caused by multidrug-resistantPseudomonas aeruginosa and Acinetobacter spp. has necessitated the search for alternative parenteral agents such as the polymyxins.Expand
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Antimicrobial resistance among Gram-negative bacilli isolated from Latin America: results from SENTRY Antimicrobial Surveillance Program (Latin America, 2008-2010).
This study updates the frequency and resistance rates of Gram-negative bacilli isolated from Latin American medical centers enrolled in the SENTRY Antimicrobial Surveillance Program. A total ofExpand
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Contemporary activity of colistin and polymyxin B against a worldwide collection of Gram-negative pathogens: results from the SENTRY Antimicrobial Surveillance Program (2006-09).
OBJECTIVES To comparatively evaluate the antimicrobial activities of colistin and polymyxin B with those of other antimicrobials against a worldwide collection of 40 625 Gram-negative bacilli. Expand
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Pathogen frequency and resistance patterns in Brazilian hospitals: summary of results from three years of the SENTRY Antimicrobial Surveillance Program.
BACKGROUND Pathogen frequency and resistance patterns may vary significantly from country to country and also in different hospitals within a country. Thus, regional surveillance programs areExpand
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Evaluation of a New Etest for Detecting Metallo-β-Lactamases in Routine Clinical Testing
ABSTRACT Several Etest (AB BIODISK, Solna, Sweden) gradient formats were developed for detection of metallo-β-lactamases based on the reduction of imipenem (IP) or ceftazidime (TZ) MICs in theExpand
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Cloverleaf test (modified Hodge test) for detecting carbapenemase production in Klebsiella pneumoniae: be aware of false positive results.
OBJECTIVES The aim of this study was to evaluate the presence of carbapenemases in a Klebsiella pneumoniae collection and the performance of the modified Hodge test (MHT) to correctly identify thisExpand
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