Results 71 to 80 of about 4,342 (172)

Investigation of periodontal disease development and Porphyromonas gulae FimA genotype distribution in small dogs

open access: yesScientific Reports
In dogs, Porphyromonas gulae is a major periodontal pathogen with 41-kDa proteins polymerizing to form a filamentous structure called fimbriae or pili, termed FimA. FimA is classified into three genotypes: A, B, and C, and there are combinations of types
Junya Yasuda   +15 more
doaj   +1 more source

Escherichia Coli: Characteristics of Carbapenem Resistance and Virulence Factors

open access: yesBrazilian Archives of Biology and Technology, 2017
In this study, fifty Escherichia coli strains were analyzed by multiplex polymerase chain reaction for the genes expressed carbapenemase and virulence factors in order to determine the presence of carbapenemase and nine virulence factors and investigate ...
Esra Deniz Candan, Nilüfer Aksöz
doaj   +1 more source

Diversity analysis of genes encoding Mfa1 fimbrial components in Porphyromonas gingivalis strains.

open access: yesPLoS ONE, 2021
Porphyromonas gingivalis, a gram-negative anaerobic bacterium, is associated with the development of periodontal disease. The genetic diversity in virulence factors, such as adhesive fimbriae, among its strains affects the bacterial pathogenicity.
Kotaro Sakae   +3 more
doaj   +1 more source

Modeling chronic periodontitis in rats: Persistent alveolar bone loss mediated by periodontal pathogens

open access: yesAnimal Models and Experimental Medicine, Volume 8, Issue 12, Page 2253-2265, December 2025.
Irrigation of periodontal pockets with human periopathogens, in combination with a 14‐day ligature‐induced periodontitis protocol, significantly enhances alveolar bone loss and sustains bacterial colonization for up to 28 days following ligature removal, thereby more closely replicating the chronic nature of human periodontitis compared to the ligature
Maksym Skrypnyk   +4 more
wiley   +1 more source

Aptamers: A Feasible Technology in Cancer Immunotherapy

open access: yesJournal of Immunology Research, 2016
Aptamers are single-chained RNA or DNA oligonucleotides (ODNs) with three-dimensional folding structures which allow them to bind to their targets with high specificity.
M. M. Soldevilla   +2 more
doaj   +1 more source

Tobacco smoke augments Porphyromonas gingivalis-Streptococcus gordonii biofilm formation.

open access: yesPLoS ONE, 2011
Smoking is responsible for the majority of periodontitis cases in the US and smokers are more susceptible than non-smokers to infection by the periodontal pathogen Porphyromonas gingivalis. P.
Juhi Bagaitkar   +5 more
doaj   +1 more source

Sulforaphene Mitigates Periodontitis by NRF2‐Dependent Regulation of P. gingivalis‐Induced Inflammatory Response and Bone Homeostasis

open access: yesFood Science &Nutrition, Volume 13, Issue 12, December 2025.
Sulforaphene (LFS) directly inhibits P. gingivalis growth, biofilm formation, and virulence. It suppresses the inflammatory response in gingival fibroblasts and potently inhibits osteoclast differentiation, even under inflammatory conditions, without impairing osteogenesis.
Hantao Yao   +12 more
wiley   +1 more source

Length of Stay in In-Patient Rehabilitation after Stroke in Qatar

open access: yesThe Scientific World Journal, 2008
The objective of this study was to analyze the factors predicting length of stay in a stroke patient rehabilitation unit at Hamad Medical Corporation (HMC) in Qatar.
Loganathan Venkatachalm   +4 more
doaj   +1 more source

Phenotypic and Genotypic Profile of Enterobacteriaceae Isolated at a Teaching Hospital in Ghana

open access: yesMicrobiologyOpen, Volume 14, Issue 6, December 2025.
This study identified a significant prevalence of antimicrobial resistance determinants within Enterobacteriaceae isolates, with particular emphasis on those producing extended‐spectrum β‐lactamases (ESBL). These isolates harbored diverse antibiotic resistance genes (ARGs), plasmid replicons, and virulence factors (VFs), highlighting the imperative for
Bismark Donkor   +6 more
wiley   +1 more source

Assessing the Genomic Landscape of Salmonella enterica Isolated From Cattle Faeces on a Nigerian Farm

open access: yesMicrobiologyOpen, Volume 14, Issue 6, December 2025.
This study examined Salmonella enterica isolated from cattle faeces on a Nigerian farm. All isolates exhibited complete susceptibility to tested antibiotics, and whole‐genome sequencing revealed minimal antimicrobial resistance gene carriage. These findings demonstrate a notably low resistance burden which is an uncommon observation in many low‐and ...
Adewale A. Adetoye   +5 more
wiley   +1 more source

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