Results 51 to 60 of about 48,983 (153)

Mechanisms of RND multidrug efflux pumps [PDF]

open access: yesBiochimica et Biophysica Acta (BBA) - Proteins and Proteomics, 2009
RND (Resistance-Nodulation-Division) family transporters are widespread especially among Gram-negative bacteria, and catalyze the active efflux of many antibiotics and chemotherapeutic agents. They have very large periplasmic domains, and form tripartite complexes with outer membrane channels and periplasmic adaptor proteins.
Hiroshi, Nikaido, Yumiko, Takatsuka
openaire   +2 more sources

The putative drug efflux systems of the Bacillus cereus group. [PDF]

open access: yesPLoS ONE, 2017
The Bacillus cereus group of bacteria includes seven closely related species, three of which, B. anthracis, B. cereus and B. thuringiensis, are pathogens of humans, animals and/or insects.
Karl A Hassan   +11 more
doaj   +1 more source

Role of H- and D- MATE-type transporters from multidrug resistant clinical isolates of Vibrio fluvialis in conferring fluoroquinolone resistance. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND: The study seeks to understand the role of efflux pumps in multidrug resistance displayed by the clinical isolates of Vibrio fluvialis, a pathogen known to cause cholera-like diarrhoea.
Priyabrata Mohanty   +2 more
doaj   +1 more source

Evidence of an Efflux Pump in Serratia marcescens [PDF]

open access: yesMicrobial Drug Resistance, 2000
Spontaneous mutants resistant to fluoroquinolones were obtained by exposing Serratia marcescens NIMA (wild-type strain) to increasing concentrations of ciprofloxacin both in liquid and on solid media.
Berlanga Herranz, Mercedes   +4 more
openaire   +3 more sources

Inhibitors of bacterial efflux pumps that also inhibit efflux pumps of cancer cells.

open access: yesAnticancer research, 2012
Bacteria and cancer cells frequently increase their resistance to chemotherapeutics as a consequence of therapy. Whenever studied, refractory response to chemotherapy is due to the over-expression of efflux pumps that render the bacterium or cancer cell resistant not only to the agent used for therapy, but to many, if not all other agents as well ...
Amaral, Leonard   +6 more
openaire   +2 more sources

Synthetic feedback loop model for increasing microbial biofuel production using a biosensor

open access: yesFrontiers in Microbiology, 2012
Current biofuel production methods use engineered bacteria to break down cellulose and convert it to biofuel. A major challenge in microbial fuel production is that increasing biofuel yields can be limited by the toxicity of the biofuel to the organism ...
Mary eHarrison, Mary eDunlop
doaj   +1 more source

Restoration of Antibiotic Effectiveness with P. hartigii Extract Against Multidrug-Resistant E. coli 

open access: yesMedical Sciences Forum
Antibiotic resistance poses a critical threat to global health, largely driven by bacterial efflux pumps that expel antibiotics and reduce their efficacy.
Eda Altınöz   +2 more
doaj   +1 more source

Exploring allosteric efflux pump inhibitors and the role of bacterial membrane potential in modulating drug resistance

open access: yesFrontiers in Microbiology
Multi-drug resistance (MDR) bacteria pose a significant global health challenge, primarily driven by the activity of multi-drug efflux pumps and their intimate coupling to bacterial membrane bioenergetics.
Ajay Pratap Singh Hada   +5 more
doaj   +1 more source

Dynamics associated with the efflux pumps in biofilms and persister cells of Cryptococcus neoformans and Cryptococcus gattii

open access: yesMicrobiology Spectrum
Cryptococcosis is a systemic mycosis affecting immunocompromised individuals (mainly C. neoformans) and immunocompetent hosts (mainly C. gattii). Effective treatment remains challenging due to antifungal resistance, driven by efflux pumps, target enzyme ...
Gabriel Rezende Pimenta   +6 more
doaj   +1 more source

Exploring novel amides as efflux pump inhibitors for overcoming antibiotic resistance in multidrug-resistant Pseudomonas aeruginosa

open access: yesIranian Journal of Microbiology
Background and Objectives: Pseudomonas aeruginosa (P. aeruginosa), a multidrug-resistant bacterium, represents a considerable risk in healthcare environments owing to its capacity to induce various infections. The resistance of P.
Fahad Ullah   +9 more
doaj   +1 more source

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