Results 111 to 120 of about 8,210 (215)

Gac two-component system in Pseudomonas syringae pv. tabaci is required for virulence but not for hypersensitive reaction [PDF]

open access: yes, 2008
Pseudomonas syringae pv. tabaci 6605 causes wildfire disease on host tobacco plants. To investigate the regulatory mechanism of the expression of virulence, Gac two-Component system-defective mutants, Delta gacA and Delta gacS, and a double mutant, Delta
A Bultreys   +38 more
core   +1 more source

A Modeling Approach Based on P Systems with Bounded Parallelism [PDF]

open access: yes, 2006
This paper presents a general framework for modelling with membrane systems that is based on a computational paradigm where rules have associated a finite set of attributes and a corresponding function.
Bernardini, Francesco   +3 more
core   +1 more source

Quorum sensing intervened bacterial signaling: Pursuit of its cognizance and repression

open access: yesJournal of Genetic Engineering and Biotechnology, 2018
Bacteria communicate within a system by means of a density dependent mechanism known as quorum sensing which regulate the metabolic and behavioral activities of a bacterial community.
Kayeen Vadakkan   +4 more
doaj   +1 more source

Structure, Regulation, and Inhibition of the Quorum-Sensing Signal Integrator LuxO.

open access: yesPLoS Biology, 2016
In a process called quorum sensing, bacteria communicate with chemical signal molecules called autoinducers to control collective behaviors. In pathogenic vibrios, including Vibrio cholerae, the accumulation of autoinducers triggers repression of genes ...
Hande Boyaci   +10 more
doaj   +1 more source

α-Hydroxyketone Synthesis and Sensing by Legionella and Vibrio

open access: yesSensors, 2012
Bacteria synthesize and sense low molecular weight signaling molecules, termed autoinducers, to measure their population density and community complexity. One class of autoinducers, the α-hydroxyketones (AHKs), is produced and detected by the water-borne
Hubert Hilbi, André Tiaden
doaj   +1 more source

Editorial: Biofilms: multi-species community interactions

open access: yesFrontiers in Microbiology, 2023
Sanket J. Joshi   +3 more
doaj   +1 more source

Inducers and autoinducers on Salmonella enterica serovar Typhimurium motility, growth and gene expression

open access: yesCiência Rural, 2015
Genus Salmonella bacteria are among the major pathogenic microorganisms in food. This bacterium pathogenicity is related to a number of virulence factors, among which its flagella.
Rita de Cássia dos Santos da Conceição   +3 more
doaj   +1 more source

Symbol Synchronization for Diffusive Molecular Communication Systems

open access: yes, 2017
Symbol synchronization refers to the estimation of the start of a symbol interval and is needed for reliable detection. In this paper, we develop a symbol synchronization framework for molecular communication (MC) systems where we consider some practical
Ahmadzadeh, Arman   +2 more
core   +1 more source

Expression of virulence genes in luminescent and nonluminescent isogenic vibrios and virulence towards gnotobiotic brine shrimp (Artemia franciscana) [PDF]

open access: yes, 2011
Aims: This study aimed to evaluate the expression levels of virulence gene regulators (luxR and toxR) and virulence factors (serine protease, metalloprotease and haemolysin) in luminescent and nonluminescent isogenic Vibrio harveyi and Vibrio campbellii ...
Bhowmick, P.   +4 more
core  

Induction of microbial secondary metabolism [PDF]

open access: yes, 2010
Precursors often stimulate production of secondary metabolites either by increasing the amount of a limiting precursor, by inducing a biosynthetic enzyme (synthase) or both.
Arnold L. Demain
core   +2 more sources

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