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Intermittent antibiotic treatment of bacterial biofilms favors the rapid evolution of resistance
Mutations in sbmA and fusA are rapidly selected in biofilm but not planktonic E. coli when exposed to intermittent amikacin antibiotic treatment, which suggests that the biofilm environment favors rapid evolution of resistance.
Masaru Usui+4 more
doaj +1 more source
Linking biofilm spatial structure to real-time microscopic oxygen decay imaging [PDF]
This is an Accepted Manuscript of an article published by Taylor & Francis Group in Biofouling on 2018, available online at: http://www.tandfonline.com/10.1080/08927014.2017.1423474Two non-destructive techniques, confocal laser scanning microscopy (CLSM)
Freixa, Anna+3 more
core +2 more sources
Biofilms as Promoters of Bacterial Antibiotic Resistance and Tolerance
Multidrug resistant bacteria are a global threat for human and animal health. However, they are only part of the problem of antibiotic failure. Another bacterial strategy that contributes to their capacity to withstand antimicrobials is the formation of ...
Cristina Uruén+4 more
semanticscholar +1 more source
The architect of the biofilm [PDF]
A recent study investigated the structural dynamics of a matrix protein ofVibrio choleraebiofilms and examined how this protein modulates the architecture of the biofilm.
openaire +3 more sources
Anti-diarrheal drug loperamide induces dysbiosis in zebrafish microbiota via bacterial inhibition
Background Perturbations of animal-associated microbiomes from chemical stress can affect host physiology and health. While dysbiosis induced by antibiotic treatments and disease is well known, chemical, nonantibiotic drugs have recently been shown to ...
Rebecca J. Stevick+5 more
doaj +1 more source
A dissipative particle dynamics model of biofilm growth [PDF]
A dissipative particle dynamics (DPD) model for the quantitative simulation of biofilm growth controlled by substrate (nutrient) consumption, advective and diffusive substrate transport, and hydrodynamic interactions with fluid flow (including fragmentation and reattachment) is described.
arxiv +1 more source
Visible spectroelectrochemical characterization of geobacter sulfurreducens biofilms on optically transparent indium tin oxide electrode [PDF]
We report visible spectroelectrochemical (SEC) characterization of cytochrome c552 (cyt c552) in viable Geobacter sulfurreducens biofilms on tin-doped indium oxide (ITO) electrodes poised at 0.24 V vs.. SHE. G.
Gazzola, Giulio+4 more
core +1 more source
Bacterial biofilms often form multispecies communities in which complex but ill-understood competition and cooperation interactions occur. In light of the profound physiological modifications associated with this lifestyle, we hypothesized that the ...
Olaya Rendueles+6 more
doaj +1 more source
Background Dysbiosis in subgingival microbial communities, resulting from increased inflammatory transudate from the gingival tissues, is an important factor in initiation and development of periodontitis.
Julia R. Davies+7 more
doaj +1 more source
Staphylococcus epidermidis is a major nosocomial pathogen with a remarkable ability to adhere to the surfaces of indwelling medical devices and form biofilms. Unlike other nosocomial pathogens, the interaction of S.
Fernando Oliveira+4 more
doaj +1 more source