vancomycin susceptible S. aureus
Genetic and Molecular Predictors of High Vancomycin MIC in Staphylococcus aureus Bacteremia Isolates
... as S. aureus remains penicillin susceptible in approx- imately 10% of isolates (4, 41, ...elevated vancomycin MICs, this may reflect the higher proportion of MRSA among these ...elevated ...
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Clinical and Laboratory Characteristics of Invasive Infections Due to Methicillin Resistant Staphylococcus aureus Isolates Demonstrating a Vancomycin MIC of 2 Micrograms per Milliliter: Lack of Effect of Heteroresistant Vancomycin Intermediate S aureus Phenotype
... with vancomycin MICs of 2 g/ml are more likely than MRSA with vancomycin MICs of ⱕ 1 g/ml to represent a heterogeneous population that may include sub- populations with intermediate resistance to ...
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Bacteremia and Infective Endocarditis Caused by a Non Daptomycin Susceptible, Vancomycin Intermediate, and Methicillin Resistant Staphylococcus aureus Strain in Taiwan
... (6). S. aureus ATCC 29213 was used as a quality control strain in each ...run. S. aureus Mu3 and Mu50 strains were used in comparison with our VISA ...for S. aureus ATCC 29213 ...
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Comparative effectiveness of nafcillin or cefazolin versus vancomycin in methicillin susceptible Staphylococcus aureus bacteremia
... of vancomycin compared to the more chal- lenging administration of beta-lactam antibiotics such as nafcillin with a potential trade-off in ...from vancomycin to nafcillin or cefazolin was also highly ...
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Mechanisms of vancomycin resistance in Staphylococcus aureus
... fluorescence-labeled vancomycin was used to determine the amount of antibiotic bound by resistant and susceptible ...more vancomycin; however, the amounts bound were not proportional to the MIC value ...
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Antibacterial and antibiofilm activities of quercetin against clinical isolates of Staphyloccocus aureus and Staphylococcus saprophyticus with resistance profile
... Staphyloccocus aureus and Staphylococcus saprophyticus with resistance ...methicillin-susceptible S. aureus (MSSA) (MIC = 250 µg/ml), methicillin-resistant ...S. aureus (MRSA) ...
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Effects of Storage on Vancomycin and Daptomycin MIC in Susceptible Blood Isolates of Methicillin Resistant Staphylococcus aureus
... found vancomycin and daptomycin MICs and MIC creep to be method dependent (19, 25, 27, 31), we are not aware of any detailing the effects of storage of MRSA isolates on MIC in susceptible ...with ...
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... Staphylococcus aureus infections have become more complicated and difficult to treat due the emergence of MRSA, hVISA, VISA and Vancomycin Resistant Staphylococcus aureus (VRSA) ...a ...
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Endocarditis caused by methicillin susceptible Staphylococcus aureus with reduced susceptibility to vancomycin: a case report
... that vancomycin treat- ment failure of our endocarditis case could have occurred as a result of an hVISA ...both S. aureus isolates had a clonal relationship suggests relapse and not ...that ...
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Vancomycin Susceptibility Trends and Prevalence of Heterogeneous Vancomycin Intermediate Staphylococcus aureus in Clinical Methicillin Resistant S aureus Isolates
... had vancomycin MICs of 1.5 to 2 g/ml by Etest and Sensititre. Vancomycin MICs of ⬎ 1 g/ml have been associated with hVISA (2, 12, 33), but this is not a strong indicator for hVISA because Etest and ...
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“Emergence of Methicillin Resistant Staphylococcus Aureus Strains (MRSA) and Multi Drug Resistant (MDR) Strains in Himachal Pradesh” by Sandip Patil, Devender K Sharma, P.C.Sharma, India.
... Staphylococcus aureus infections in clinical cases has posed problem in treating such cases and is of great public health ...Staph. aureus infections are on the increase and thus, gaining marked clinical ...
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Comparative effectiveness of β-lactam versus vancomycin empiric therapy in patients with methicillin-susceptible Staphylococcus aureus (MSSA) bacteremia
... two-tailed alpha level of 0.05. Baseline categorical vari- ables were described as counts and percentages, and dif- ferences between groups were assessed with Chi square or Fisher’s exact tests. Continuous variables were ...
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Relationship between Vancomycin Resistant Staphylococcus aureus, Vancomycin Intermediate S aureus, High Vancomycin MIC, and Outcome in Serious S aureus Infections
... elevated vancomycin MIC in VSSA causes inferior outcomes has not yet been eluci- ...that vancomycin treatment be avoided in these situations, as it is presumed that the continuum of changes that lead to ...
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Optimizing the detection of methicillin-resistant <em>Staphylococcus aureus</em> with elevated vancomycin minimum inhibitory concentrations within the susceptible range
... System Version 05.04 (BioMérieux Inc.) sensitivity testing was performed on fresh isolates during routine processing. Gradient diffusion E-test (BioMérieux Inc.) was used accord- ing to the manufacturer’s instructions. ...
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PREVALENCE, ANTIMICROBIAL SUSCEPTIBILITY PATTERN AND RISK FACTORS OF MRSA ISOLATED FROM CLINICAL SPECIMENS AMONG MILITARY PATIENTS AT 48 MEDICAL COMPOUND IN SANA'A CITY-YEMEN
... Staphylococcus aureus (S. aureus) is a bacterium of significant importance because of its ability to cause a wide range of diseases and capacity to adapt to diverse environmental forms 1 ...of ...
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Heteroresistant vancomycin-intermediate <em>Staphylococcus aureus</em> (hVISA) in prosthetic joint infections: a case series and review
... of vancomycin, followed by 2 weeks of linezolid with clinical ...received vancomycin for a cumulative duration of 24 weeks, with a temporary clinical and biochemical resolution during each ...
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Rapid Differentiation of Methicillin Susceptible Staphylococcus aureus from Methicillin Resistant S aureus and MIC Determinations by Isothermal Microcalorimetry
... Isothermal microcalorimetry (IMC) is a universal tool for real-time evaluation of rate processes in small (e.g., 3- to 20- ml) ampoules, including processes involving cultured cells. Mi- crocalorimetry has long been used ...
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Antimicrobial resistance: the example of Staphylococcus aureus
... expressed S. aureus antigens, have been used to identify potential targets that are expressed during infection ...of S. aureus genes associated with virulence reduces infectivity (84, ...
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Urinary tract infection by coagulase negative staphylococci and staphylococcus aureus with special reference to mrsa
... Staphylococcus aureus which were intermediate to vancomycin (VISA) and resistant to vancomycin (VRSA) were re-tested with vancomycin E (Biomerieux-Etest strips) to compare the results with ...
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A randomized phase 2B trial of vancomycin versus daptomycin for the treatment of methicillin resistant Staphylococcus aureus bacteremia due to isolates with high vancomycin minimum inhibitory concentrations – results of a prematurely terminated study
... high vancomycin MICs treated with either vancomycin or daptomycin [7, ...study, vancomycin trough levels were measured at strict inter- vals to ensure levels were maintained within the thera- peutic ...
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