Oxacillin resistance
Hypervariability of Biofilm Formation and Oxacillin Resistance in a Staphylococcus epidermidis Strain Causing Persistent Severe Infection in an Immunocompromised Patient
... and oxacillin-resistant variants over ...the oxacillin resistance-conferring mecA ...and oxacillin-resistant variants in the later stages of the ...
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Accuracy of Cefoxitin Disk Testing for Characterization of Oxacillin Resistance Mediated by Penicillin Binding Protein 2a in Coagulase Negative Staphylococci
... predict resistance mediated by the mecA gene in all species of coagulase-negative staphylococci ...of oxacillin-salt agar screening (MHOX) to characterize the oxacillin resistance mediated by ...
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Evaluation of Oxacillin and Cefoxitin Disk Diffusion and MIC Breakpoints Established by the Clinical and Laboratory Standards Institute for Detection of mecA Mediated Oxacillin Resistance in Staphylococcus schleiferi
... For DD testing of staphylococci other than S. pseudintermedius, the 2017 guidance for the CLSI reference method uses cefoxitin as a surrogate agent for detecting mecA-mediated oxacillin resistance (31, 32). ...
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Methods for Improved Detection of Oxacillin Resistance in Coagulase Negative Staphylococci: Results of a Multicenter Study
... Bacterial strains and study format. Fifty strains of CoNS were selected from the strain collections at the Centers for Disease Control and Prevention (CDC), the University of California at San Francisco, and the ...
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Multicenter Evaluation of a Modified Cefoxitin Disk Diffusion Method and PBP2a Testing To Predict mecA Mediated Oxacillin Resistance in Atypical Staphylococcus aureus
... Our data on the performance of PBP2a tests contrast with those of Kipp and colleagues, who evaluated 11 mecA-positive SCV isolates, among which only 4 were correctly identified as PBP2a positive by the PBP2= latex ...
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Results of Disk Diffusion Testing with Cefoxitin Correlate with Presence of mecA in Staphylococcus spp
... Although the use of the cefoxitin MIC test has not been recommended by the CLSI-AST, its performance when using modified breakpoints of ⱕ 4 g/ml for susceptible and ⱖ 8 g/ml for resistant was essentially equivalent ...
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Coagulase Negative Staphylococci: Comparison of Phenotypic and Genotypic Oxacillin Susceptibility Tests and Evaluation of the Agar Screening Test by Using Different Concentrations of Oxacillin
... in oxacillin-resistant ...of resistance in the slide latex agglutination test and observed an increase in sensitivity from 50 to ...of resistance could improve ...
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Evaluation of Rapid ATB Staph for 5 hour antimicrobial susceptibility testing of Staphylococcus aureus Groupement pour le Dépistage, L'Etude et la Prévention des Infections Hospitalières Groep ter Opsporing, Studie en Preventie van Infecties in de Ziekenhuizen
... the oxacillin agar screen method, the disk diffusion test, and determination of the MIC (2, 8, 13, ...for oxacillin resistance testing found in the present study thus compares favorably with that of ...
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Evaluation of Oxacillin and Cefoxitin Disk Diffusion and Microbroth Dilution Methods for Detecting mecA Mediated β Lactam Resistance in Contemporary Staphylococcus epidermidis Isolates
... methicillin resistance status, with the continued adoption of new technologies ...mecA-mediated oxacillin resistance in specific species of ...mediated oxacillin resistance in ...
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mecA Positive Staphylococcus aureus with Low Level Oxacillin MIC in Taiwan
... In conclusion, there exists a subpopulation of mecA-positive MRSA in Taiwan that can escape detection by the commonly used susceptibility testing methods especially if cefoxitin was not in- cluded in the routine panel. ...
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<p>Dissemination Of t437-SCC<em>mec</em>IV And Coagulase-Negative t037-SCC<em>mec</em>III Types Among Borderline Oxacillin-Resistant <em>Staphylococcus aureus</em> Isolated From Skin Infections And Diabetic Foot Ulcers</p>
... low-level oxacillin resistance, have been reported ...of oxacillin resistance and to determine their molecular characteristics, including spa types, SCCmec types and presence of toxin ...
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Nationwide German Multicenter Study on Prevalence of Antibiotic Resistance in Staphylococcal Bloodstream Isolates and Comparative In Vitro Activities of Quinupristin Dalfopristin
... antibiotic resistance in staphylococcal bloodstream isolates in Germany, 2,042 staphylococci collected in 21 tertiary-care hospitals were investigated during a 3-year period (March 1996 to March ...of ...
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Rapid Detection of Methicillin Resistance in Coagulase Negative Staphylococci with the VITEK 2 System
... oxacillin resistance (OR) test (categories of susceptible or resistant) and oxacillin MIC ...lower oxacillin MIC range ...2 oxacillin MIC determination were recorded after every reading ...
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Comparison of ATB Staph, Rapid ATB Staph, Vitek, and E Test Methods for Detection of Oxacillin Heteroresistance in Staphylococci Possessing mecA
... multiple resistance, leading to the overuse of glycopeptides in ...of oxacillin resistance in clinical ...heterogeneous resistance of many strains (4, 9, 24) makes this detection a constant ...
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Evaluation of the BD PHOENIX Automated Microbiology System for Detection of Methicillin Resistance in Coagulase Negative Staphylococci
... of oxacillin resistance independent of mecA may be responsible for oxacillin MIC results of ...higher oxacillin MIC despite lacking ...methicillin resistance in CoNS, exclusion of ...
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Daptomycin antimicrobial activity tested against methicillin resistant staphylococci and vancomycin resistant enterococci isolated in European medical centers (2005)
... of oxacillin resistance among staphylococci and vancomycin resistance among enterococci by country are listed in Table 2, and showed that oxacillin resistance rates varied from ...
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Detection of oxacillin resistant staphylococci by the AutoMicrobic system
... In strains which expressed a category two pattern, oxacillin resistance could not be detected at the time the positive control achieved sufficient growth for susceptibility determination[r] ...
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Comparison of Susceptibility Testing Methods withmecA Gene Analysis for Determining Oxacillin (Methicillin) Resistance in Clinical Isolates of Staphylococcus aureus and Coagulase Negative Staphylococcus spp
... of oxacillin (methicillin) resistance among clinical isolates of ...methods. Oxacillin (methicillin) resistance for ...of oxacillin (methicillin)-resistant ...of oxacillin ...
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The Brief Case: Staphylococcus intermedius Group—Look What the Dog Dragged In
... of oxacillin and cefoxitin disk and MIC breakpoints for prediction of meth- icillin resistance in human and veterinary isolates of Staphylococcus intermedius ...
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Evaluation of Oxacillin and Cefoxitin Disk and MIC Breakpoints for Prediction of Methicillin Resistance in Human and Veterinary Isolates of Staphylococcus intermedius Group
... only oxacillin MICs were evaluated, and they were interpreted manually by using the CLSI M100-S25 ...intermedius oxacillin MIC ...lugdunensis oxacillin breakpoint, 11 ...an oxacillin MIC of ...
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