Results 1 to 10 of about 56,683 (321)

c-di-GMP modulates type IV MSHA pilus retraction and surface attachment in Vibrio cholerae [PDF]

open access: yesNature Communications, 2020
Biofilm formation by Vibrio cholerae facilitates environmental persistence, and hyperinfectivity within the host. Biofilm formation is regulated by 3’,5’-cyclic diguanylate (c-di-GMP) and requires production of the type IV mannose-sensitive hemagglutinin
Kyle A Floyd, Calvin K Lee, Wujing Xian
exaly   +6 more sources

The F pilus serves as a conduit for the DNA during conjugation between physically distant bacteria [PDF]

open access: goldbioRxiv, 2023
Horizontal transfer of F-like plasmids by bacterial conjugation is responsible for disseminating antibiotic resistance and virulence determinants among pathogenic Enterobacteriaceae species, a growing health concern worldwide.
Kelly Goldlust   +5 more
openalex   +2 more sources

The mating pilus of E. coli pED208 acts as a conduit for ssDNA during horizontal gene transfer

open access: yesmBio, 2023
Bacterial conjugation, a process of horizontal gene transfer, plays a key role in promoting the spread of antimicrobial resistance among human pathogens.
Leticia Beltrán   +7 more
doaj   +2 more sources

Cryo-EM structure of the Agrobacterium tumefaciens T-pilus reveals the importance of positive charges in the lumen [PDF]

open access: goldbioRxiv, 2022
Agrobacterium tumefaciens is a natural genetic engineer that transfers DNA into plants and this is the most frequently applied process for the generation of genetically modified plants.
Jaafar Amro   +8 more
openalex   +2 more sources

d-mannose-sensitive pilus of Acinetobacter baumannii is linked to biofilm formation and adherence onto respiratory tract epithelial cells

open access: goldJournal of Microbiology, Immunology and Infection, 2022
Background/Purpose: Acinetobacter baumannii is an important nosocomial pathogen. To better understand the role of CsuA/BABCDE pilus of A. baumannii in virulence, bacterial biofilm formation, adherence and carbohydrate-mediated inhibition were conducted ...
Chyi-Liang Chen   +7 more
doaj   +2 more sources

PilY1 and minor pilins form a complex priming the type IVa pilus in Myxococcus xanthus

open access: yesNature Communications, 2020
Type IVa pili are ubiquitous and versatile bacterial cell surface filaments that undergo cycles of extension, adhesion and retraction powered by the cell-envelope spanning type IVa pilus machine (T4aPM).
Anke U Treuner-Lange   +2 more
exaly   +2 more sources

Pseudomonas aeruginosa defends against phages through type IV pilus glycosylation

open access: yesNature Microbiology, 2017
Since phages present a major challenge to survival in most environments, bacteria express a battery of anti-phage defences including CRISPR–Cas, restriction-modification and abortive infection systems1–4.
Joseph Bondy-Denomy   +2 more
exaly   +2 more sources

An extensively glycosylated archaeal pilus survives extreme conditions

open access: yesNature Microbiology, 2019
Pili on the surface of Sulfolobus islandicus are used for many functions, and serve as receptors for certain archaeal viruses. The cells grow optimally at pH 3 and ~80 °C, exposing these extracellular appendages to a very harsh environment.
Fengbin Wang   +2 more
exaly   +2 more sources

A bifunctional ATPase drives tad pilus extension and retraction

open access: yesScience Advances, 2019
A single ATPase powers extension and retraction of a broadly distributed class of type IV pili. A widespread class of prokaryotic motors powered by secretion motor adenosine triphosphatases (ATPases) drives the dynamic extension and retraction of ...
Courtney K Ellison   +2 more
exaly   +2 more sources

Mechanistic stratification in electroactive biofilms of Geobacter sulfurreducens mediated by pilus nanowires

open access: yesNature Communications, 2016
Electricity generation by Geobacter sulfurreducens biofilms grown on electrodes involves matrix-associated electron carriers, such as c-type cytochromes.
Rebecca J. Steidl   +2 more
exaly   +2 more sources

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