Results 11 to 20 of about 7,377,787 (300)

Stochastic neural network models for gene regulatory networks [PDF]

open access: yes, 2003
Recent advances in gene-expression profiling technologies provide large amounts of gene expression data. This raises the possibility for a functional understanding of genome dynamics by means of mathematical modelling.
Tian, T., Burrage, K.
core   +9 more sources

Expression and regulation of the Escherichia coli O157:H7 effector proteins NleH1 and NleH2 [PDF]

open access: yes, 2012
E. coli O157 carries two genes encoding the effector proteins NleH1 and NleH2 which are 87% identical. Despite the similarity between the proteins, the promoter regions upstream of the genes encoding the effectors are more divergent suggesting that the ...
Mitchell, T.J.   +6 more
core   +2 more sources

The BvgAS Regulon of Bordetella pertussis

open access: yesmBio, 2017
Nearly all virulence factors in Bordetella pertussis are activated by a master two-component system, BvgAS, composed of the sensor kinase BvgS and the response regulator BvgA.
Kyung Moon   +6 more
doaj   +1 more source

Relationship between the Chromosome Structural Dynamics and Gene Expression—A Chicken and Egg Dilemma?

open access: yesMicroorganisms, 2022
Prokaryotic transcription was extensively studied over the last half-century. A great deal of data has been accumulated regarding the control of gene expression by transcription factors regulating their target genes by binding at specific DNA sites ...
Diana Le Berre   +3 more
doaj   +1 more source

Regulation of Bacterial Gene Expression by Transcription Attenuation [PDF]

open access: yesMicrobiology and Molecular Biology Reviews, 2019
A wide variety of mechanisms that control gene expression in bacteria are based on conditional transcription termination. Generally, in these mechanisms, a transcription terminator is located between a promoter and a downstream gene(s), and the efficiency of the terminator is controlled by a regulatory effector that can be a metabolite, protein, or RNA.
openaire   +2 more sources

Transcription regulation of the Escherichia coli pcnB gene coding for poly(A) polymerase I: roles of ppGpp, DksA and sigma factors [PDF]

open access: yes, 2010
Poly(A) polymerase I (PAP I), encoded by the pcnB gene, is a major enzyme responsible for RNA polyadenylation in Escherichia coli, a process involved in the global control of gene expression in this bacterium through inXuencing the rate of transcript ...
Grzegorz Węgrzyn   +11 more
core   +1 more source

Transcriptome profiling analysis reveals metabolic changes across various growth phases in Bacillus pumilus BA06

open access: yesBMC Microbiology, 2017
Background Bacillus pumilus can secret abundant extracellular enzymes, and may be used as a potential host for the industrial production of enzymes. It is necessary to understand the metabolic processes during cellular growth.
Lin-Li Han   +8 more
doaj   +1 more source

Intestinal gene expression in pigs: effects of reduced feed intake during weaning and potential impact of dietary components [PDF]

open access: yes, 2011
The weaning transition is characterised by morphological, histological and microbial changes, often leading to weaning-associated disorders. These intestinal changes can partly be ascribed to the lack of luminal nutrition arising from the reduced feed ...
Bauer, E.   +3 more
core   +1 more source

Bacterial-Chromatin Structural Proteins Regulate the Bimodal Expression of the Locus of Enterocyte Effacement (LEE) Pathogenicity Island in Enteropathogenic Escherichia coli

open access: yesmBio, 2017
In enteropathogenic Escherichia coli (EPEC), the locus of enterocyte effacement (LEE) encodes a type 3 secretion system (T3SS) essential for pathogenesis.
Hervé Leh   +5 more
doaj   +1 more source

Cytomegalovirus replicon-based regulation of gene expression in vitro and in vivo [PDF]

open access: yes, 2011
There is increasing evidence for a connection between DNA replication and the expression of adjacent genes. Therefore, this study addressed the question of whether a herpesvirus origin of replication can be used to activate or increase the expression of ...
Mohr, Hermine   +47 more
core   +2 more sources

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