Results 11 to 20 of about 429,815 (257)

IS26-Mediated Transfer of blaNDM–1 as the Main Route of Resistance Transmission During a Polyclonal, Multispecies Outbreak in a German Hospital

open access: yesFrontiers in Microbiology, 2019
One of the most demanding challenges in infection control is the worldwide dissemination of multidrug-resistant (MDR) bacteria in clinical settings. Especially the increasing prevalence of carbapenemase producing Gram-negative pathogens poses an urgent ...
Robert E. Weber   +10 more
doaj   +1 more source

Development of an NGS-Based Workflow for Improved Monitoring of Circulating Plasmids in Support of Risk Assessment of Antimicrobial Resistance Gene Dissemination

open access: yesAntibiotics, 2020
Antimicrobial resistance (AMR) is one of the most prominent public health threats. AMR genes localized on plasmids can be easily transferred between bacterial isolates by horizontal gene transfer, thereby contributing to the spread of AMR.
Bas Berbers   +6 more
doaj   +1 more source

Lysis of Gram-Negative Bacteria by Serum [PDF]

open access: yesJournal of General Microbiology, 1958
The antibacterial property of serum, first reported by Nuttall in 1888, has attracted many investigators and an extensive literature has accumulated. The sera of most mammals tested have been found to possess bactericidal activity, but a notable exception is the mouse, whose serum, apparently through lack of complement, is unable to kill any of a ...
D, ROWLEY, A C, WARDLAW
openaire   +2 more sources

SYNTHESIS, CHARACTERIZATION AND STUDY THE EFFECT OF (3,5-DIMETHYL-1H-PYRAZOL-4- YL) MERCURY (II) CHLORIDE ON GROWTH INHIBITION OF SOME BACTERIA ,YEAST AND SOME FUNGI (IN VITRO). [PDF]

open access: yesBasrah Journal of Veterinary Research, 2008
The reaction of 3,5-dimethyl-1H-pyrazole with mercury (II)acetate in absolute methanol gave (3,5-dimethyl-1H-pyrazol-4-yl) mercury(II) chloride (DMPMC), which characterized by microanalysis, 1H, and 13C-NMR and IR.
Eman.T.Ali
doaj   +1 more source

Quorum-sensing in Gram-negative bacteria [PDF]

open access: yesFEMS Microbiology Reviews, 2001
It has become increasingly and widely recognised that bacteria do not exist as solitary cells, but are colonial organisms that exploit elaborate systems of intercellular communication to facilitate their adaptation to changing environmental conditions.
N A, Whitehead   +4 more
openaire   +2 more sources

In host evolution of beta lactam resistance during active treatment for Pseudomonas aeruginosa bacteremia

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Multidrug-resistant (MDR) Pseudomonas aeruginosa has been declared a serious threat by the United States Centers for Disease Control and Prevention. Here, we used whole genome sequencing (WGS) to investigate recurrent P. aeruginosa bloodstream infections
Natasha Spottiswoode   +15 more
doaj   +1 more source

Stationary phase in gram-negative bacteria [PDF]

open access: yesFEMS Microbiology Reviews, 2010
Conditions that sustain constant bacterial growth are seldom found in nature. Oligotrophic environments and competition among microorganisms force bacteria to be able to adapt quickly to rough and changing situations. A particular lifestyle composed of continuous cycles of growth and starvation is commonly referred to as feast and famine. Bacteria have
Juana María, Navarro Llorens   +2 more
openaire   +2 more sources

Molecular surveillance of carbapenemase-producing Pseudomonas aeruginosa at three medical centres in Cologne, Germany

open access: yesAntimicrobial Resistance and Infection Control, 2019
Background Pseudomonas aeruginosa is a common pathogen causing hospital-acquired infections. Carbapenem resistance in P. aeruginosa is either mediated via a combination of efflux pumps, AmpC overexpression, and porin loss, or through an acquired ...
Elena Schäfer   +7 more
doaj   +1 more source

A single Proteus mirabilis lineage from human and animal sources: a hidden reservoir of OXA-23 or OXA-58 carbapenemases in Enterobacterales

open access: yesScientific Reports, 2020
In Enterobacterales, the most common carbapenemases are Ambler’s class A (KPC-like), class B (NDM-, VIM- or IMP-like) or class D (OXA-48-like) enzymes. This study describes the characterization of twenty-four OXA-23 or OXA-58 producing-Proteus mirabilis ...
Rémy A. Bonnin   +14 more
doaj   +1 more source

Extended-spectrum ß-lactamases in gram negative bacteria

open access: yesJournal of Global Infectious Diseases, 2010
Extended-spectrum ß-lactamases (ESBLs) are a group of plasmid-mediated, diverse, complex and rapidly evolving enzymes that are posing a major therapeutic challenge today in the treatment of hospitalized and community-based patients.
Deepti Rawat, Deepthi Nair
doaj   +1 more source

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