Results 31 to 40 of about 5,157 (210)

N-Acyl-homoserine lactone autoinducers. [PDF]

open access: yes, 2012
A, P. aeruginosa autoinducers. B, A. baumannii autoinducer.
Richard Watkins (163020)   +7 more
core   +1 more source

Spatial Heterogeneity of Autoinducer Regulation Systems [PDF]

open access: yesSensors, 2012
Autoinducer signals enable coordinated behaviour of bacterial populations, a phenomenon originally described as quorum sensing. Autoinducer systems are often controlled by environmental substances as nutrients or secondary metabolites (signals) from neighbouring organisms.
Hense, Burkhard A.   +3 more
openaire   +3 more sources

Environmental microbial communications in gram-positive and gram-negative bacteria [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2023
Microorganisms are present in nature and shape an enormous a half of our micro- and macro-environment. Quorum sensing is the process of intercellular conversation that enables microbes to perceive their surroundings and change their behaviour, allowing ...
P. Srikanth, D. Sivakumar, J. Nouri
doaj   +1 more source

Molecular basis of quorum sensing signal-response systems in bacteria

open access: yesActa Biologica, 2017
Bacteria use quorum sensing (QS) to conduct gene expression programmes connected with collective behaviors. QS indicates on the capacity of bacteria to monitor their population density and regulate gene expression. QS activates from tens to hundreds of
Alicja Ziemichód, Bogumiła Skotarczak
doaj   +1 more source

Partial privatization is ineffective against aG strains. [PDF]

open access: yes, 2022
Selection favors aG over AG because both strains access the private and public benefits and pay the good’s cost, but only AG pays the autoinducer’s cost. aG can use autoinducers to trigger the production of goods.
Shigetoshi Eda (508134)   +2 more
core   +1 more source

Similarities and Differences in Quorum Sensing-Controlled Bioluminescence between Photobacterium phosphoreum T3 and Vibrio qinghaiensis sp.-Q67

open access: yesApplied Sciences, 2022
Quorum sensing is a density-dependent mechanism using chemical signal molecules termed autoinducers to regulate diverse biological processes in bacteria, including bioluminescence. However, the correlation between growth and light emission of two typical
Dan Wang   +3 more
doaj   +1 more source

Novel Bifunctional Acylase from Actinoplanes utahensis: A Versatile Enzyme to Synthesize Antimicrobial Compounds and Use in Quorum Quenching Processes

open access: yesAntibiotics, 2021
Many intercellular communication processes, known as quorum sensing (QS), are regulated by the autoinducers N-acyl-l-homoserine lactones (AHLs) in Gram-negative bacteria.
Lara Serrano-Aguirre   +5 more
doaj   +1 more source

Chemical signalling within the rumen microbiome [PDF]

open access: yesAnimal Bioscience
Ruminants possess a specialized four-compartment forestomach, consisting of the reticulum, rumen, omasum, and abomasum. The rumen, the primary fermentative chamber, harbours a dynamic ecosystem comprising bacteria, protozoa, fungi, archaea, and ...
Katie Lawther   +3 more
doaj   +1 more source

Quorum sensing as a mechanism to harness the wisdom of the crowds

open access: yesNature Communications, 2023
Bacteria release and sense small molecules called autoinducers in a process known as quorum sensing. The prevailing interpretation of quorum sensing is that by sensing autoinducer concentrations, bacteria estimate population density to regulate the ...
Stefany Moreno-Gámez   +2 more
doaj   +1 more source

SdiA, a Quorum-Sensing Regulator, Suppresses Fimbriae Expression, Biofilm Formation, and Quorum-Sensing Signaling Molecules Production in Klebsiella pneumoniae

open access: yesFrontiers in Microbiology, 2021
Klebsiella pneumoniae is a Gram-negative pathogen that has become a worldwide concern due to the emergence of multidrug-resistant isolates responsible for various invasive infectious diseases. Biofilm formation constitutes a major virulence factor for K.
Thaisy Pacheco   +6 more
doaj   +1 more source

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