Viridans group streptococci
Mannosidase Production by Viridans Group Streptococci
... The viridans group streptococci, which comprise a signifi- cant proportion of the normal flora of the oropharyngeal tract (8), form a highly heterogenous group of organisms (13, ...dans ...
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Identification of clinically relevant viridans group streptococci to the species level by PCR
... of viridans group streptococci to the species level is required for certain ...relevant viridans group streptococci to the species or group level within 48 h from the time ...
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Comparison of phenotypic characteristics, DNA DNA hybridization results, and results with a commercial rapid biochemical and enzymatic reaction system for identification of viridans group streptococci
... of viridans group streptococci (11), and therefore, it is difficult to revise the databases in these ...dans group streptococci (9, 25, ...sanguis group, ...mutans group, ...
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Molecular Relationships and Antimicrobial Susceptibilities of Viridans Group Streptococci Isolated from Blood of Neutropenic Cancer Patients
... Viridans group streptococci, part of the normal human com- mensal flora, have emerged as important pathogens causing bacteremia and sepsis in neutropenic cancer patients (3–5, 7, 9, 12, ...of ...
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Association of viridans group streptococci from pregnant women with bacterial vaginosis and upper genital tract infection
... Viridans group streptococci isolated from upper genital tract sites were also identified to the species level, and their relative frequency was compared to the species present in the vag[r] ...
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E Test versus Agar Dilution for Antimicrobial Susceptibility Testing of Viridans Group Streptococci
... Viridans group streptococci (VGS) are frequently isolated from cultures of blood from hospitalized patients. Notwith- standing the fact that up to three-quarters of these isolates may be deemed ...
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Simple genetic method to identify viridans group streptococci by colorimetric dot hybridization and fluorometric hybridization in microdilution wells
... Simple Genetic Method To Identify Viridans Group Streptococci by Colorimetric Dot Hybridization and Fluorometric Hybridization in Microdilution Wells TAKAYUKI EZAKI,* YASUHIRO HASHIMOTO,[r] ...
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It's Not Easy Being Green: the Viridans Group Streptococci, with a Focus on Pediatric Clinical Manifestations
... Infective endocarditis. Infective endocarditis (IE) occurs less frequently in children than it does in adults, at a rate of 1 per 1,280 pediatric admissions. In a 2004 retrospective review of 2,071 pediatric cardiology ...
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Discrimination of Streptococcus pneumoniae from Viridans Group Streptococci by Genomic Subtractive Hybridization
... Streptococcus pneumoniae is a major cause of bacterial dis- ease in humans, including pneumonia, otitis media, septicemia, and meningitis. Two naturally transformable viridans group streptococci, ...
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groESL Sequence Determination, Phylogenetic Analysis, and Species Differentiation for Viridans Group Streptococci
... Viridans group streptococci (VGS) are the most common etiologic agents in subacute infective endocarditis and are known to be capable of causing many serious pyogenic infec- tions (1, 4, ...anginosus ...
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PCR Based Methods for Genotyping Viridans Group Streptococci
... The viridans group, or oral, streptococci are a heteroge- neous group of bacteria primarily isolated from the oral cavity and the gastro- and urogenital tracts ...anginosus group ...
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Identification of Abiotrophia adiacens and Abiotrophia defectiva by 16S rRNA gene PCR and restriction fragment length polymorphism analysis
... of viridans group streptococci and colonize the oral cavity and the intes- tinal and genitourinary tracts as normal flora (10, ...other viridans group streptococci, Abiotrophia ...
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Use of PCR Coupled with Electrospray Ionization Mass Spectrometry for Rapid Identification of Bacterial and Yeast Bloodstream Pathogens from Blood Culture Bottles
... identified viridans group streptococci as the only organism present in the blood ...(44). Viridans group streptococci are potentially nonpathogenic organisms, whereas ...
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Stability of viable bacterium counts in liquid media used for preparation of inocula and subsequent impact on antimicrobial susceptibility test results
... Because viable-bacterium counts for viridans group streptococci were stable for 6 h in saline and CSMHB, inoculation of antimicrobial susceptibility tests within 15 min of inoculum prepa[r] ...
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Streptococcus gordonii septic arthritis : two cases and review of literature
... hemolytic streptococci was recovered after 24 h of incu- bation of synovial fluid inoculated into aerobic BACTEC ...as viridans group streptococci and later confirmed as Streptococcus gordonii ...
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Production of bacteriolytic activity in the oral cavity by nutritionally variant streptococci
... Among human viridans group streptococci, only one group of strains with thiol-dependent properties was shown to secrete enzymes with bacteriolytic activity on heat-killed cells of Microc[r] ...
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Streptococcal Receptor Polysaccharides: Recognition Molecules for Oral Biofilm Formation
... dans group streptococci ...certain viridans group streptococci are receptors for lec- tin-like adhesins present on other members of the devel- oping oral biofilm ...
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Array Based Identification of Species of the Genera Abiotrophia, Enterococcus, Granulicatella, and Streptococcus
... and streptococci are difficult to differentiate by phenotypic ...11 viridans group streptococci was previously ...specific, group specific, and supplemental ...
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Temporal trends of β haemolytic streptococcal osteoarticular infections in western Norway
... importance, but surprisingly did not affect the rates of GBS OAI, although GBS and GCGS both appear to pref- erentially target the elderly and the vulnerable patients. Acquisition of novel virulence factors enhancing ...
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Rapid Identification of Viridans Streptococci by Mass Spectrometric Discrimination
... The spectra obtained for the reference strains and the cul- ture collection strains were used for similarity analysis, as de- scribed in Materials and Methods. Figure 2 shows a dendro- gram of the different VS calculated ...
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