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infections by direct invasion and systemic dissemination such as bloodstream infections, septic arthritis, meningitis [ 1–5 ]. Staphylococcal strains with richer virulence arsenal are responsible also for toxin mediated diseases such as toxic shock and

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Acta Microbiologica et Immunologica Hungarica
Authors:
Raina Gergova
,
Virna-Maria Tsitou
,
Svetoslav G. Dimov
,
Lyudmila Boyanova
,
Kalina Mihova
,
Tanya Strateva
,
Ivanka Gergova
, and
Rumyana Markovska

prevalent invasive isolates in most European countries [ 5 ]. This is a pathogen that possesses a huge variety of virulence factors, including adhesins, hemolysins, Panton Valentine leukocidin, catalase, plasmacoagulase, DNase, proteases, various

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. Shin , J. , Ko , K.S. : Comparative study of genotype and virulence in CTX-M-producing and non-extended-spectrum-ß-lactamase-producing Klebsiella pneumoniae isolates . Antimicrob Agents Chemother 58 , 2463 – 2467 ( 2014

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infections [ 7 ]. The staphylococcal virulence factors are mostly encoded by genetic elements such as prophages, transposons, plasmids, and pathogenicity islands [ 8 ]. Most likely due to horizontal transfer, these mobile elements are not found

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Introduction Francisella tularensis is a Gram negative bacterium that causes the disease tularemia. One of the important F. tularensis proteins critical for its virulence is the conserved lipoprotein DsbA (gene

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Acta Veterinaria Hungarica
Authors:
Eloisa Sevilla
,
Raúl C. Mainar-Jaime
,
Bernardino Moreno
,
Inmaculada Martín-Burriel
,
Mariano Morales
,
Sara Andrés-Lasheras
,
Manuel Chirino-Trejo
,
Juan J. Badiola
, and
Rosa Bolea

concern. Pathogenic E. coli can cause either enteric or extraintestinal disease through the acquisition of several virulence genes. In dogs, two main pathotypes have been associated with enteric disease: enterotoxigenic E. coli (ETEC) and attaching and

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. coli [ 35 ]. Soto et al. compared the virulence and biofilm-forming capacity of E. coli originating from infections of various portions of the genito-urinary tract (i.e. cystitis, pyelonephritis and prostatitis): in their study, prostatitis

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A mikroorganizmusok patogenitása és virulenciája: definíciók, példázatok és molekuláris háttérismeretek

Microbial pathogenicity and virulence: definitions, parables and molecular aspects

Orvosi Hetilap
Author:
Levente Emődy

References 1 The Free Dictionary. Virulence. Available from: https://www.thefreedictionary.com/virulence

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biofilm-forming genes and the biofilm phenotype of MR-CoNS isolates were observed. The study also suggests that periodical monitoring of the association and co-occurrence of biofilm forming genes in inducing virulence among clinical isolates in order to

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