[PDF] Top 20 Study of virulence factors in coagulase-negative staphylococci isolated from newborns

... role of extracellular staphylococci products in the pathogenicity of a systemic infection is still un- ...process of normal antigens, resulting in the stimu- lation of ... See full document

... Coagulase-negative staphylococci (CoNS) are frequently found in healthy human skin and mucosae, and hence, have long been considered non-pathogenic ...However, in recent years, they ... See full document

... especially in intensive care units (ICUs). The objective of this study was to evaluate the frequencies of epidemiologically relevant resistance phenotypes in pathogens isolated ... See full document

... made in neonatology over the last few decades have led to a significant improvement in the survival of premature and low birth weight infants; however, as a consequence, a progressive increase has ... See full document

... Coagulase-negative staphylococci (CoNS) are the microorganisms most frequently isolated from clinical sam- ples and are commonly found in neonatal blood ...treatment of ... See full document

... prior study, we tested a small number of CNS that only occasionally cause human infec- tions, for example ...[6]. In contrast, in a recent study of human CNS, researchers ... See full document

... objectives of the study were to evaluate the presence/production of beta-lactama- ses by both phenotypic and genotypic methods, verify whether results are dependent of bacteria type ... See full document

... 16S of ribosomal RNA (rRNA-) in the samples of this study, we found that they all had great quality of extracted DNA, thus allowing the investigation of single ...research ... See full document

... presence of Staphylococcus aureus in the nasal cavities and pericatheter skin of peritoneal dialysis patients put them at high risk of developing ...presence of ... See full document

... exposed in the traumatized or toxin- damaged mammary epithelium (Mamo, Froman & Wadstrom, 1988), but probably also on the capacity to avoid host defence mechanisms by way of biofilm production (Oliveira ... See full document

... role of the icaA and icaD genes in slime production in clinical staphylococcal ...coexpression of icaA and icaD was analyzed by the polymerase chain reaction (PCR) in a collection ... See full document

... Coagulase negative staphylococci (CoNS) are a heterogeneous group of species with limited but significant impact on dairy farms (Zadoks et ...species in herds around the world (Piessens ... See full document

... incidence of enterobacteria, coagulase-negative staphylococci and fungi isolated from cockroaches in the hospital can be associated with factors such as ... See full document

... Introduction: Coagulase-negative staphylococci (CoNS) are a frequent cause of bacteremia, especially in ...major virulence determinant in CoNS is the ability to produce ... See full document

... concomitantly in 40% of the 100 CNS isolates studied and the icaACD genes in ...differ from those reported by Cafiso et ...presence of genes involved in biofilm production. ... See full document

... production of enterotoxin by RPLA ...limit of the RPLA method or to the non-expression of ...(19), in clinical practice, staphylococcal strains carrying a toxin gene should be considered ... See full document

... methods of detecting oxacillin resistance in CoNS ocular isolates, we recommend these tests to confirm results on ocular specimens, since many laborato- ries, especially those dedicated to ophthalmologic ... See full document

... total of 752 milk samples collected from February to May 2005, 109 ...udder from infections caused by major pathogens (Schukken et ...identification of CNS is needed in order to obtain ... See full document

... killers in that the MIC must be reached for the antibiotic to be ...achievable in plas- ma, and do not reflect the concentration achievable with topical ...tested in our ...reached in the ... See full document

... ratio of colonization by MRS associated with the prediction variables investigated: age, sex, level of education, occupation, work shift, work contract,length of professional activity, working at ... See full document