Results 11 to 20 of about 338,626 (337)

Biofilms [PDF]

open access: yesOtolaryngologic Clinics of North America, 2010
Bacterial biofilms are 3-dimensional aggregates of bacteria that have been shown to play a major role in many chronic infections. Evidence is growing that bacterial biofilms may play a role in certain cases of recalcitrant chronic sinusitis that do not respond to traditional medical and surgical therapies. Novel therapies may have clinical applications
Jeffrey D, Suh   +2 more
  +6 more sources

Non-invasive Transdermal Delivery of Human Insulin Using Ionic Liquids: In vitro Studies

open access: yesFrontiers in Pharmacology, 2020
In this research project, synthesis and characterization of ionic liquids and their subsequent utilization as facilitators of transdermal delivery of human insulin was pursued.
Ludmilla R. Jorge   +11 more
doaj   +1 more source

ToxR is a c-di-GMP binding protein that modulates surface-associated behaviour in Pseudomonas aeruginosa

open access: yesnpj Biofilms and Microbiomes, 2022
Pseudomonas aeruginosa uses multiple protein regulators that work in tandem to control the production of a wide range of virulence factors and facilitate rapid adaptation to diverse environmental conditions. In this opportunistic pathogen, ToxR was known
Jean-Frédéric Dubern   +15 more
doaj   +1 more source

Sessile Legionella pneumophila is able to grow on surfaces and generate structured monospecies biofilms [PDF]

open access: yes, 2010
Currently, models for studying Legionella pneumophila biofilm formation rely on multi-species biofilms with low reproducibility or on growth in rich medium, where planktonic growth is unavoidable.
Bergé, Mathieu   +3 more
core   +1 more source

Increased Osmolarity in Biofilm Triggers RcsB-Dependent Lipid A Palmitoylation in Escherichia coli

open access: yesmBio, 2018
Biofilms are often described as protective shelters that preserve bacteria from hostile surroundings. However, biofilm bacteria are also exposed to various stresses and need to adjust to the heterogeneous physicochemical conditions prevailing within ...
Magdalena Szczesny   +2 more
doaj   +1 more source

Lifestyle-specific S-nitrosylation of protein cysteine thiols regulates Escherichia coli biofilm formation and resistance to oxidative stress

open access: yesnpj Biofilms and Microbiomes, 2021
Communities of bacteria called biofilms are characterized by reduced diffusion, steep oxygen, and redox gradients and specific properties compared to individualized planktonic bacteria.
Nicolas Barraud   +5 more
doaj   +1 more source

An Edible Biopolymeric Microcapsular Wrapping Integrating Lytic Bacteriophage Particles for Salmonella enterica: Potential for Integration into Poultry Feed

open access: yesAntibiotics, 2023
This research work aimed at developing an edible biopolymeric microcapsular wrapping (EBMW) integrating lytic bacteriophage particles for Salmonella enterica, with potential application in poultry feed for biocontrol of that pathogen.
Arthur O. Pereira   +7 more
doaj   +1 more source

Linking biofilm spatial structure to real-time microscopic oxygen decay imaging [PDF]

open access: yes, 2018
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

Optimizing a reliable ex vivo human blood model to analyze expression of Staphylococcus epidermidis genes [PDF]

open access: yesPeerJ, 2020
Human blood is often used as an ex vivo model to mimic the environment encountered by pathogens inside the host. A significant variety of experimental conditions has been reported. However, optimization strategies are often not described.
Susana Brás   +2 more
doaj   +2 more sources

Growth limiting conditions and denitrification govern extent and frequency of volume detachment of biofilms [PDF]

open access: yes, 2013
This study aims at evaluating the mechanisms of biofilm detachment with regard of the physical properties of the biofilm. Biofilms were developed in Couette–Taylor reactor under controlled hydrodynamic conditions and under different environmental growth ...
Coufort, Carole   +3 more
core   +3 more sources

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