[PDF] Top 20 Physiological differentiation of viridans streptococci
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Physiological differentiation of viridans streptococci
... The distinguishing characteristics were acid formation in inulin, lactose, and sucrose broths, and most strains were alpha-hemolytic, hydrolyzed arginine, and formed glucans in both 5% s[r] ... See full document
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groESL Sequence Determination, Phylogenetic Analysis, and Species Differentiation for Viridans Group Streptococci
... The groESL (cpn10/60) gene sequences have previously been evaluated for use in the differentiation of several bacterial species (9, 10, 11, 26). In the present study, we determined the groESL sequences of 10 ... See full document
7
It's Not Easy Being Green: the Viridans Group Streptococci, with a Focus on Pediatric Clinical Manifestations
... Sequence-based identification. Historically, DNA-DNA hy- bridization studies have been used to confirm species level identifications for the VGS. However, these procedures are not practical for clinical laboratories to ... See full document
7
Identification of clinically relevant viridans group streptococci to the species level by PCR
... group streptococci form an important part of the normal flora of the human oral ...(3). Viridans strepto- cocci do not possess a specific group antigen and show variable reactions with Lancefield antisera ... See full document
5
recA Based PCR Assay for Accurate Differentiation of Streptococcus pneumoniae from Other Viridans Streptococci
... other viridans streptococci commonly found in clinical samples to facilitate appropriate antimicrobial ...accurate differentiation from the more recently described ... See full document
5
Streptococcus pseudopneumoniae Identification by Pherotype: a Method To Assist Understanding of a Potentially Emerging or Overlooked Pathogen
... CSP sequences were derived directly from samples submitted to our laboratory from patients with LRT and invasive infections. These samples were presumed to contain pseudopneumococci based on either Spn9802-positive and ... See full document
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Streptococcal Receptor Polysaccharides: Recognition Molecules for Oral Biofilm Formation
... Colonization of the human tooth surface is initiated by a limited number of gram-positive species, primarily viri- dans group streptococci [1]. These bacteria attach to host salivary components that coat the ... See full document
9
Physico-Chemical Characteristics of Toothpastes and Natural Powder and Study Their Antibacterial Activity Against Viridans Streptococci Bacteria
... against Viridans streptococci bacteria and the S6 showed almost no activity against Viridans streptococci bacteria, which is indicating that the natural powder not suitable to be used instead ... See full document
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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, ... See full document
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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] ... See full document
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Evaluation of a two minute test for urine screening
... When pure cultures of diphtheroids, lactobacilli, and viridans streptococci other than group D and cultures containing multiple organisms were considered to be contaminants and, therefor[r] ... See full document
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THE EFFECT OF LOW POWER LASER IN COMBINATION WITH PHOTOSENSITIZER AND ANTIMICROBIAL AGENTS ON STREPTOCOCCUS VIRIDANS CAUSING DENTAL CARIES IN IRAQI PATIENTS
... tooth.Streptococcus viridans is one of these infectious agents leading to dental ...of Viridans Streptococci to low-power diode laser light; diode laser in combination with ... See full document
17
Identification of Abiotrophia adiacens and Abiotrophia defectiva by 16S rRNA gene PCR and restriction fragment length polymorphism analysis
... Abiotrophia adiacens and Abiotrophia defectiva, previously referred to as nutritionally variant streptococci, Streptococcus adjacens and Streptococcus defectivus, respectively, are causes of infective ... See full document
6
Molecular Relationships and Antimicrobial Susceptibilities of Viridans Group Streptococci Isolated from Blood of Neutropenic Cancer Patients
... 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 viridans group ... See full document
5
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] ... See full document
5
Physiological characterization of nutritionally variant streptococci
... Table 3 lists key biochemical and physiological reactions of the same strains recovered from storage when tested in the CDC Streptococcus Laboratory heart infusion broth base media and i[r] ... See full document
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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] ... See full document
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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 Streptococcus pneumoniae ... See full document
9
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 by ... See full document
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PCR Based Methods for Genotyping Viridans Group Streptococci
... oral streptococci, and the apparent ease with which amplicons have been obtained indicates that the REP sequences may be distributed widely among these species, as they are among gram-negative enteric bacteria ... See full document
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