Results 21 to 30 of about 1,815 (189)

Hypervirulent and Hypermucoviscous Extended-Spectrum β-Lactamase-Producing Klebsiella pneumoniae and Klebsiella variicola in Chile

open access: yesVirulence, 2021
Convergence of virulence and antibiotic-resistance has been reported in Klebsiella pneumoniae, but not in Klebsiella variicola. We, hereby, report the detection and genomic characterization of hypervirulent and hypermucoviscous K.
Felipe Morales-León   +2 more
exaly   +2 more sources

A 54‐year‐old healthy patient with meningitis and conjunctivitis

open access: yesJournal of the American College of Emergency Physicians Open, 2021
We describe a case report of hypermucoviscous Klebsiella pneumoniae (KP) promptly diagnosed by blood and cerebrospinal fluid (CSF) culture with positive string test.
Gilles Troché   +5 more
doaj   +2 more sources

Recurrent bacteremia with a hypermucoviscous Escherichia coli isolated from a patient with perihilar cholangiocarcinoma: insights from a comprehensive genome-based analysis [PDF]

open access: yesAnnals of Clinical Microbiology and Antimicrobials, 2022
Background Escherichia coli (E. coli) is a common human pathogen, responsible for a broad spectrum of infections. Sites of infection can vary, but the hepato-biliary system is of particular concern due to the infection-associated formation of gallstones ...
Bernd Neumann   +7 more
doaj   +2 more sources

Unusual Hypermucoviscous Clinical Isolate of Klebsiella pneumoniae with No Known Determinants of Hypermucoviscosity

open access: yesMicrobiology Spectrum, 2022
Klebsiella pneumoniae can be broadly classified into classical strains that cause drug-resistant, hospital-associated infections and hypervirulent strains that cause invasive, community-acquired, drug-susceptible infections.
Tamal Dey   +6 more
doaj   +3 more sources

Closely related ST11 Klebsiella pneumoniae isolates with transient attenuation and re-emergence of carbapenem resistance during prolonged hospitalization: a case report [PDF]

open access: yesFrontiers in Immunology
BackgroundApparent transitions in carbapenem susceptibility among sequential Klebsiella pneumoniae isolates are often interpreted as strain replacement.
Mingquan Zeng   +11 more
doaj   +2 more sources

Assessment of Biofilm Formation and Hypermucoviscosity in Klebsiella oxytoca from Clinical and Community Sources [PDF]

open access: yesمجلة كلية الطب
Background: Klebsiella oxytoca is an emerging pathogen causing hospital- and community-acquired infections. Hypermucoviscous phenotype and biofilm development are considered markers of hypervirulence, causing invasive infections in healthy adults ...
Haneen A. Mustaf   +2 more
doaj   +2 more sources

Ruptured tibioperoneal trunk aneurysm caused by hypermucoviscous invasive Klebsiella pneumoniae infection: A case report

open access: yesAnnals of Vascular Surgery - Brief Reports and Innovations
Ruptured tibioperoneal trunk aneurysms are rare, and Klebsiella pneumoniae is seldom reported as a causative bacterium of infectious aneurysms. We report a case of tibioperoneal trunk pseudoaneurysm caused by hypermucoviscous K. pneumoniae infection. The
Shintaro Ninomiya   +4 more
doaj   +2 more sources

Carbapenem-resistant Klebsiella pneumoniae from clinical infections: a multifactorial analysis of resistance, virulence, and biofilm potential [PDF]

open access: yesFrontiers in Cellular and Infection Microbiology
IntroductionKlebsiella pneumoniae has emerged as a major nosocomial pathogen, with hypermucoviscous and hypervirulent variants contributing to severe clinical outcomes. Understanding the interplay between antimicrobial resistance, virulence determinants,
Ramya Juliet, Ramesh Nachimuthu
doaj   +2 more sources

Carbapenem Resistance Conferred by OXA-48 in K2-ST86 Hypervirulent Klebsiella pneumoniae, France

open access: yesEmerging Infectious Diseases, 2020
We recovered 2 carbapenem-resistant K2-ST86 hypermucoviscous Klebsiella pneumoniae isolates from patients in France. The isolates had genetic attributes of hypervirulent K. pneumoniae but differed in ability to cause mouse lethality.
Racha Beyrouthy   +4 more
doaj   +2 more sources

Population-Based Surveillance for Hypermucoviscosity Klebsiella pneumoniae Causing Community-Acquired Bacteremia in Calgary, Alberta [PDF]

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2013
The characteristics of hypermucoviscosity isolates among Klebsiella pneumoniae causing community-acquired bacteremia were investigated. The hypermucoviscous phenotype was present in 8.2% of K pneumoniae isolates, and was associated with rmpA and the K2 ...
Gisele Peirano   +4 more
doaj   +3 more sources

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