Results 51 to 60 of about 40,535 (204)

Nanoscale Adhesion Forces of Pseudomonas aeruginosa Type IV Pili [PDF]

open access: yesACS Nano, 2014
A variety of bacterial pathogens use nanoscale protein fibers called type IV pili to mediate cell adhesion, a primary step leading to infection. Currently, how these nanofibers respond to mechanical stimuli and how this response is used to control adhesion is poorly understood.
Beaussart, Audrey   +5 more
openaire   +2 more sources

Type IV Pilus-Mediated Inhibition of Acinetobacter baumannii Biofilm Formation by Phenothiazine Compounds

open access: yesMicrobiology Spectrum, 2023
Infections by pathogenic Acinetobacter species represent a significant burden on the health care system, despite their relative rarity, due to the difficulty of treating infections through oral antibiotics.
Nam Vo   +3 more
doaj   +1 more source

Electrochemical reduction of oxygen catalyzed by Pseudomonas aeruginosa [PDF]

open access: yes, 2010
Pseudomonas aeruginosa has already been shown to catalyze oxidation processes in the anode compartment of a microbial fuel cell. The present study focuses on the reverse capacity of the bacterium, i.e. reduction catalysis. Here we show that P. aeruginosa
Bergel, Alain   +4 more
core   +2 more sources

Pea broth enhances the biocontrol efficacy of Lysobacter capsici AZ78 by triggering cell motility associated with biogenesis of type IV pilus

open access: yesFrontiers in Microbiology, 2016
Bacterial cells can display different types of motility, due to the presence of external appendages such as flagella and type IV pili. To date, little information on the mechanisms involved in the motility of the Lysobacter species has been available ...
Selena Tomada   +5 more
doaj   +1 more source

Cryo-electron microscopy reveals two distinct type IV pili assembled by the same bacterium

open access: yesNature Communications, 2020
Type IV pili are flexible filaments on the surface of bacteria, consisting of a helical assembly of pilin proteins. Here, Neuhaus et al. show that the bacterium Thermus thermophilus produces two forms of type IV pilus, differing in structure, protein ...
Alexander Neuhaus   +9 more
doaj   +1 more source

Identification of surprisingly diverse type IV pili, across a broad range of gram-positive bacteria. [PDF]

open access: yesPLoS ONE, 2011
In Gram-negative bacteria, type IV pili (TFP) have long been known to play important roles in such diverse biological phenomena as surface adhesion, motility, and DNA transfer, with significant consequences for pathogenicity.
Saheed Imam   +3 more
doaj   +1 more source

Exceptionally widespread nanomachines composed of type IV pilins: the prokaryotic Swiss Army knives

open access: yes, 2014
Prokaryotes have engineered sophisticated surface nanomachines that have allowed them to colonize Earth and thrive even in extreme environments. Filamentous machineries composed of type IV pilins, which are associated with an amazing array of properties ...
Berry, J-L, Pelicic, V
core   +3 more sources

Genome sequence of the pattern forming Paenibacillus vortex bacterium reveals potential for thriving in complex environments [PDF]

open access: yes, 2010
Background: The pattern-forming bacterium Paenibacillus vortex is notable for its advanced social behavior, which is reflected in development of colonies with highly intricate architectures.
Sirota-Madi, A.   +15 more
core   +3 more sources

Structure and function of minor pilins of type IV pili. [PDF]

open access: yesMed Microbiol Immunol, 2020
AbstractType IV pili are versatile and highly flexible fibers formed on the surface of many Gram-negative and Gram-positive bacteria. Virulence and infection rate of several pathogenic bacteria, such as Neisseria meningitidis and Pseudomonas aeruginosa, are strongly dependent on the presence of pili as they facilitate the adhesion of the bacteria to ...
Jacobsen T   +4 more
europepmc   +5 more sources

The role of bacterial secretion systems in the virulence of Gram-negative airway pathogens associated with cystic fibrosis [PDF]

open access: yes, 2016
Cystic fibrosis (CF) is the most common lethal inherited disorder in Caucasians. It is caused by mutation of the CF transmembrane conductance regulator (CFTR) gene.
Depluverez, Sofie   +2 more
core   +2 more sources

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