Results 71 to 80 of about 3,713 (189)

AhlX, an N-acylhomoserine Lactonase with Unique Properties

open access: yesMarine Drugs, 2019
N-Acylhomoserine lactonase degrades the lactone ring of N-acylhomoserine lactones (AHLs) and has been widely suggested as a promising candidate for use in bacterial disease control.
Pengfu Liu   +8 more
doaj   +1 more source

Quorum Sensing Regulates the Hydrolytic Enzyme Production and Community Composition of Heterotrophic Bacteria in Coastal Waters

open access: yesFrontiers in Microbiology, 2021
Heterotrophic microbial communities play a central role in biogeochemical cycles in the ocean by degrading organic matter through the synthesis of extracellular hydrolytic enzymes.
Marion Urvoy   +6 more
doaj   +1 more source

Pandoraea sp. strain E26: discovery of its quorum-sensing properties via whole-genome sequence analysis [PDF]

open access: yes, 2015
YesWe report the draft genome sequence of Pandoraea sp. strain E26 isolated from a former landfill site, sequenced by the Illumina MiSeq platform.
Chan, K   +4 more
core   +1 more source

Serratia spp. bacteria evolved in Aotearoa‐New Zealand for infection of endemic scarab beetles

open access: yesNew Zealand Journal of Zoology, Volume 52, Issue 2, Page 121-143, June 2025.
ABSTRACT The Melolonthinae branch of the beetle family Scarabaeidae has evolved in isolation in Aotearoa, radiating into >100 endemic species, since Aotearoa separated from Gondwanaland 82 million years ago. The group includes important pasture pests, such as the New Zealand grass grub Costelytra giveni and the manuka beetle Pyronota festiva.
Mark R. H. Hurst   +3 more
wiley   +1 more source

Quorum Sensing and Expression of Virulence in Pectobacteria

open access: yesSensors, 2012
Quorum sensing (QS) is a population density-dependent regulatory mechanism in which gene expression is coupled to the accumulation of a chemical signaling molecule. QS systems are widespread among the plant soft-rotting bacteria.
Andres Mäe   +2 more
doaj   +1 more source

AhaP, A Quorum Quenching Acylase from Psychrobacter sp. M9-54-1 That Attenuates Pseudomonas aeruginosa and Vibrio coralliilyticus Virulence

open access: yesMarine Drugs, 2021
Although Psychrobacter strain M9-54-1 had been previously isolated from the microbiota of holothurians and shown to degrade quorum sensing (QS) signal molecules C6 and C10-homoserine lactone (HSL), little was known about the gene responsible for this ...
José Carlos Reina   +4 more
doaj   +1 more source

Discovery of new diketopiperazines inhibiting Burkholderia cenocepacia quorum sensing in vitro and in vivo [PDF]

open access: yes, 2016
Burkholderia cenocepacia, an opportunistic respiratory pathogen particularly relevant for cystic fibrosis patients, is difficult to eradicate due to its high level of resistance to most clinically relevant antimicrobials.
Azzalin, Alberto   +11 more
core   +2 more sources

Diversity‐Oriented Synthesis and Antibiofilm Evaluation of Furan‐2‐Carboxamides

open access: yesChemMedChem, Volume 20, Issue 9, May 5, 2025.
Navigating through the chemical space of antibiofilm agents! Furan‐2‐carboxamides inhibit the production of this extracellular shield in Pseudomonas aeruginosa by modulating the linkers and substituents of the central core. The discovery offers a solution to the metabolically unstable antibiofilm agents based on furanones, leading to the design of more
Ana C. Muñoz‐Estrada   +4 more
wiley   +1 more source

Quorum sensing N-acylhomoserine lactone signals affect nitrogen fixation in the cyanobacterium Anabaena sp. PCC7120 [PDF]

open access: yesFEMS Microbiology Letters, 2011
Bacteria secrete small signal molecules into the environment that induce self and neighbour gene expression. This phenomenon, termed quorum sensing, allows cooperative behaviours that increase the fitness of the group. The best-studied signal molecules are the N-acylhomoserine lactones (AHLs), secreted by a growing number of bacterial species including
Manuel Romero   +2 more
openaire   +3 more sources

Pandoraea sp. RB-44, A Novel Quorum Sensing Soil Bacterium

open access: yesSensors, 2013
Proteobacteria are known to communicate via signaling molecules and this process is known as quorum sensing. The most commonly studied quorum sensing molecules are N-acylhomoserine lactones (AHLs) that consists of a homoserine lactone moiety and an N ...
Robson Ee Han-Jen   +2 more
doaj   +1 more source

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