Results 21 to 30 of about 576,900 (305)

Microwave assisted antibacterial action of Garcinia nanoparticles on Gram-negative bacteria

open access: yesNature Communications, 2022
Owing to the existence of the outer membrane barrier, most antibacterial agents cannot penetrate Gram-negative bacteria and are ineffective. Here, we report a general method for narrow-spectrum antibacterial Garcinia nanoparticles that can only be ...
Yuqian Qiao   +11 more
semanticscholar   +1 more source

Resistance of Gram-Negative Bacteria to Current Antibacterial Agents and Approaches to Resolve It

open access: yesMolecules, 2020
Antimicrobial resistance represents an enormous global health crisis and one of the most serious threats humans face today. Some bacterial strains have acquired resistance to nearly all antibiotics.
Zeinab Breijyeh   +2 more
semanticscholar   +1 more source

Pathogenesis of Gram-Negative Bacteremia

open access: yesClinical Microbiology Reviews, 2021
Gram-negative bacteremia is a devastating public health threat, with high mortality in vulnerable populations and significant costs to the global economy.
C. L. Holmes   +3 more
semanticscholar   +1 more source

Geographical differences of carbapenem non-susceptible Enterobacterales and Acinetobacter spp. in Germany from 2017 to 2019

open access: yesAntimicrobial Resistance and Infection Control, 2022
Background Since May 2016, infection and colonisation with carbapenem non-susceptible Acinetobacter spp. (CRA) and Enterobacterales (CRE) have to be notified to health authorities in Germany. The aim of our study was to assess the epidemiology of CRA and
Anja von Laer   +9 more
doaj   +1 more source

In vitro Activity of Cefiderocol and Comparators against Carbapenem-Resistant Gram-Negative Pathogens from France and Belgium

open access: yesAntibiotics, 2022
Infections with carbapenem-resistant (CR) Gram-negative (GN) pathogens have increased in many countries worldwide, leaving only few therapeutic options.
Saoussen Oueslati   +7 more
doaj   +1 more source

Gram-Negative Flagella Glycosylation [PDF]

open access: yesInternational Journal of Molecular Sciences, 2014
Protein glycosylation had been considered as an eccentricity of a few bacteria. However, through advances in analytical methods and genome sequencing, it is now established that bacteria possess both N-linked and O-linked glycosylation pathways. Both glycosylation pathways can modify multiple proteins, flagellins from Archaea and Eubacteria being one ...
Susana Merino, Juan Tomás
openaire   +3 more sources

Gram-negative bacteria and their lipopolysaccharides in Alzheimer’s disease: pathologic roles and therapeutic implications

open access: yesTranslational Neurodegeneration, 2021
Alzheimer’s disease (AD) is the most serious age-related neurodegenerative disease and causes destructive and irreversible cognitive decline. Failures in the development of therapeutics targeting amyloid-β (Aβ) and tau, principal proteins inducing ...
Hyeon Soo Kim   +11 more
semanticscholar   +1 more source

Interactions between Avibactam and Ceftazidime-Hydrolyzing Class D β-Lactamases

open access: yesBiomolecules, 2020
Class D β-lactamases exhibit very heterogeneous hydrolysis activity spectra against the various types of clinically useful β-lactams. Similarly, and according to the available data, their sensitivities to inactivation by avibactam can vary by a
Jean-Marie Frère   +6 more
doaj   +1 more source

Mechanisms of Antibiotic Resistance in Important Gram-Positive and Gram-Negative Pathogens and Novel Antibiotic Solutions

open access: yesAntibiotics, 2021
Multidrug-resistant bacteria have on overwhelming impact on human health, as they cause over 670,000 infections and 33,000 deaths annually in the European Union alone.
L. Kakoullis   +3 more
semanticscholar   +1 more source

Mobile Oxazolidinone Resistance Genes in Gram-Positive and Gram-Negative Bacteria

open access: yesClinical Microbiology Reviews, 2021
Seven mobile oxazolidinone resistance genes, including cfr, cfr(B), cfr(C), cfr(D), cfr(E), optrA, and poxtA, have been identified to date. The cfr genes code for 23S rRNA methylases, which confer a multiresistance phenotype that includes resistance to ...
S. Schwarz   +9 more
semanticscholar   +1 more source

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