Results 1 to 10 of about 249,057 (312)

Virulence factors of Haemophilus ducreyi [PDF]

open access: bronzeInfection and Immunity, 1984
We investigated the susceptibility of virulent and avirulent strains of Haemophilus ducreyi to the bactericidal activity of normal human serum and to phagocytosis and killing by human polymorphonuclear leukocytes (PMNL). Strains were defined as virulent if intradermal inoculation into a rabbit produced a typical necrotic lesion.
Joseph Odumeru   +2 more
openalex   +3 more sources

Multiplex-PCR-Based Screening and Computational Modeling of Virulence Factors and T-Cell Mediated Immunity in Helicobacter pylori Infections for Accurate Clinical Diagnosis. [PDF]

open access: goldPLoS ONE, 2015
The outcome of H. pylori infection is closely related with bacteria's virulence factors and host immune response. The association between T cells and H. pylori infection has been identified, but the effects of the nine major H.
Sinem Oktem-Okullu   +9 more
doaj   +3 more sources

Virulence Factors of Sporothrix schenckii

open access: yesJournal of Fungi, 2022
Sporothrix schenckii is one of the etiological agents of sporotrichosis. In this review, we discuss the virulence factors that have been proven to participate in the S. schenckii-host interaction.
Laura Cristina García-Carnero   +1 more
doaj   +3 more sources

Distribution of Virulence Factors in Vancomycin-Resistant Enterococci Isolated from Clinical and Intestinal Samples [PDF]

open access: yesMicroorganisms
Virulence factors in enterococci play an important role in the pathogenesis of enterococcal infection and colonization. The aim was to determine the prevalence of genes encoding virulence factors in VRE from clinical and intestinal samples.
Preslava Mihaylova Hristova
doaj   +2 more sources

Virulence factors and quorum sensing as targets of new therapeutic options by plant-derived compounds against bacterial infections caused by human and animal pathogens [PDF]

open access: yesVeterinary World, 2023
The emergence of antibiotic-resistant bacteria and hospital-acquired bacterial infection has become rampant due to antibiotic overuse. Virulence factors are secondary to bacterial growth and are important in their pathogenesis, and therefore, new ...
Warangkana Kitpipit   +6 more
doaj   +1 more source

DIFFERENCES IN GENOTYPE OF E. FAECALIS AND E. FAECIUM CLINICAL ISOLATES REGARDING CYTOLYSIN AND GELATINASE PRODUCTION IN BULGARIAN PATIENTS [PDF]

open access: yesTrakia Journal of Sciences, 2020
Purpose - compare the phenotype and genotype correlation of cytolysin and gelatinase production in clinical isolates Enterococcus spp. Materials and methods - 100 Enterococcus strains collected over a period of one year from inpatients of two Bulgarian ...
R. Yordanova, S. Stanilova
doaj   +1 more source

Microbial Virulence Factors [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
Microbial virulence factors encompass a wide range of molecules produced by pathogenic microorganisms, enhancing their ability to evade their host defenses and cause disease [...]
openaire   +4 more sources

Phenotypic Detection of Virulence Factors of Uropathogenic Enterobacteriaceae

open access: yesJournal of Pure and Applied Microbiology, 2023
Members of the family Enterobacteriaceae are the major cause of nosocomial infections, including approximately 70% of gastrointestinal infections, 60% to 70% of urinary tract infections (UTIs), and septicemias.
Betu Rama Soujanya, G.S. Banashankari
doaj   +1 more source

Evolution of Helicobacter spp: variability of virulence factors and their relationship to pathogenicity [PDF]

open access: yesPeerJ, 2022
Background Virulence factors (VF) are bacteria-associated molecules that assist to colonize the host at the cellular level. Bacterial virulence is highly dynamic and specific pathogens have a broad array of VFs.
Carlos F. Prada   +2 more
doaj   +2 more sources

Periodically disturbing biofilms reduces expression of quorum sensing-regulated virulence factors in Pseudomonas aeruginosa

open access: yesiScience, 2023
Summary: Pseudomonas aeruginosa uses quorum sensing to regulate the expression of virulence factors. In static environments, spatial structures, such as biofilms, can increase the expression of these virulence factors.
Laura García-Diéguez   +6 more
doaj   +1 more source

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