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Insight Into the Mechanisms and Clinical Relevance of Antifungal Heteroresistance

open access: yesJournal of Fungi (Basel, Switzerland)
Antifungal resistance poses a critical global health threat, particularly in immuno-compromised patients. Beyond the traditional resistance mechanisms rooted in heritable and stable mutations, a distinct phenomenon known as heteroresistance has been ...
Tianshu Sun, Yingxing Li
exaly   +6 more sources

Investigation of Colistin Heteroresistance and Some Factors Affecting Heteroresistance in Carbapenem-Resistant A. baumannii Strains [PDF]

open access: yesMediterranean Journal of Infection, Microbes and Antimicrobials, 2017
Introduction: Colistin can be used in patients infected with carbapenem-resistant Acinetobacter baumannii complex (CR-ABC), but recently resistance to colistin and heteroresistance have been reported.
Deniz GAZEL, Müşerref TATMAN OTKUN
doaj   +5 more sources

MexS mediated heteroresistance of Pseudomonas aeruginosa to ciprofloxacin [PDF]

open access: yesFrontiers in Microbiology
Bacterial heteroresistance has been increasingly identified as an important phenomenon for many antibiotic/bacterium combinations. However the mechanisms underlying ciprofloxacin heteroresistance in P.
Xiaodan Ma   +10 more
doaj   +5 more sources

Analysis of β-lactams and Carbapenem Heteroresistance in Extra-intestinal Pathogenic Escherichia coli from Blood Samples in Iran

open access: yesJournal of Medical Microbiology and Infectious Diseases, 2021
Introduction: Heteroresistance is the phenomenon wherein subpopulations of microbes exhibit a range of resistance to an antibiotic and are prevalent in a broad range of microorganisms.
Mohammad Taha Ebrahimi   +4 more
doaj   +2 more sources

Heteroresistance to clarithromycin and metronidazole in patients with a Helicobacter pylori infection: a systematic review and meta-analysis

open access: yesAnnals of Clinical Microbiology and Antimicrobials, 2022
Background Antimicrobial resistance of H. pylori can lead to treatment failure. Importantly, several studies have reported on heteroresistance, i.e. the presence of resistant and susceptible H. pylori populations in the same sample and/or a difference in
Ebrahim Kouhsari   +7 more
doaj   +2 more sources

Prevalence and extent of heteroresistance by next generation sequencing of multidrug-resistant tuberculosis. [PDF]

open access: yesPLoS ONE, 2017
Amplicon-based Next Generation Sequencing (NGS) is an emerging method for Mycobacterium tuberculosis drug susceptibility testing (DST) but has not been well described. We examined 158 clinical multidrug-resistant M.
Darwin J Operario   +12 more
doaj   +3 more sources

Deletions of recombination genes impair tandem amplification and reshape heteroresistance mechanisms in Escherichia coli [PDF]

open access: yesmBio
Heteroresistance is a transient resistance phenotype characterized by the presence of small subpopulations of bacterial cells with elevated antibiotic resistance within a susceptible main population.
Sheida Heidarian   +3 more
doaj   +2 more sources

Heterogeneity in the response to the metabolic environment drives fosfomycin heteroresistance [PDF]

open access: yesNature Communications
Heteroresistance is a form of antibiotic resistance in which a phenotypically unstable subpopulation of resistant cells coexists with a majority susceptible population.
Jacob E. Choby   +6 more
doaj   +2 more sources

Plasmid pHXY0908 confers ciprofloxacin heteroresistance to Salmonella enterica serovar typhimurium ATCC 14028 by regulating efflux pump gene expression [PDF]

open access: yesBMC Microbiology
Background Salmonella enterica Serovar Typhimurium (S. Typhimurium) is a major global foodborne pathogen. In our previous study, the S. Typhimurium ATCC 14028 strain harboring plasmid pHXY0908 survived at fourfold its ciprofloxacin MIC (MIC0908 = 0.125 ...
Mengyuan Li   +10 more
doaj   +2 more sources

Characteristics of Helicobacter pylori Heteroresistance in Gastric Biopsies and Its Clinical Relevance

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
BackgroundAntimicrobial susceptibility testing (AST) plays a vital role in anti-Helicobacter pylori treatment, but the traditional AST method has difficulty detecting heteroresistance, which may cause an increased prevalence of resistant strains and ...
You-hua Wang   +7 more
doaj   +1 more source

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