Results 51 to 60 of about 2,123,405 (317)

Molecular model of a sensor of two-component signaling system

open access: yesScientific Reports, 2021
Two-component systems (TCS) are widespread signaling systems present in all domains of life. TCS typically consist of a signal receptor/transducer and a response regulator.
Yury L. Ryzhykau   +21 more
doaj   +1 more source

Transcriptional factor OmpR positively regulates prodigiosin biosynthesis in Serratia marcescens FZSF02 by binding with the promoter of the prodigiosin cluster

open access: yesFrontiers in Microbiology, 2022
Prodigiosin is a promising secondary metabolite mainly produced by Serratia marcescens. The production of prodigiosin by S. marcescens is regulated by different kinds of regulatory systems, including the EnvZ/OmpR system.
Xianbo Jia   +5 more
doaj   +1 more source

Evolution of two-component quorum sensing systems [PDF]

open access: yesAccess Microbiology, 2020
AbstractQuorum sensing (QS) is a cell-to-cell communication system that enables bacteria to coordinate their gene expression depending on their population density, via the detection of small molecules called autoinducers. In this way bacteria can act collectively to initiate processes like bioluminescence, virulence and biofilm formation.
Giannakara, Marina   +1 more
openaire   +2 more sources

Stable solitons in two-component active systems [PDF]

open access: yesPhysical Review E, 1996
As is known, a solitary pulse in the complex cubic Ginzburg-Landau (GL) equation is unstable. We demonstrate that a system of two linearly coupled GL equations with gain and dissipation in one subsystem and pure dissipation in another produces absolutely stable solitons and their bound states.
, Malomed, , Winful
openaire   +2 more sources

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

A TWO-COMPONENT PRODUCTION INVENTORY-ASSEMBLY SYSTEM

open access: yesSouth African Journal of Industrial Engineering, 2012
<p>ENGLISH ABSTRACT: The paper considers a two-component continuous review inventory system where one of two components is produced by the organisation and the other is supplied by an outside supplier.
V.S.S. Yadavalli
doaj  

Disruption of Two-component System LytSR Affects Forespore Engulfment in Bacillus thuringiensis

open access: yesFrontiers in Cellular and Infection Microbiology, 2017
Two-component regulatory systems (TCSs) play pivotal roles in bacteria sensing many different stimuli from environment. Here, we investigated the role of the LytSR TCS in spore formation in Bacillus thuringiensis (Bt) subsp. kurstaki HD73.
Qi Peng   +7 more
doaj   +1 more source

The NtrYX Two-Component System Regulates the Bacterial Cell Envelope

open access: yesmBio, 2020
Activity of the NtrYX two-component system has been associated with important processes in diverse bacteria, ranging from symbiosis to nitrogen and energy metabolism.
Kimberly C. Lemmer   +9 more
doaj   +1 more source

Acid-Sensing Histidine Kinase With a Redox Switch

open access: yesFrontiers in Microbiology, 2021
The EvgS/EvgA two-component signal transduction system in Escherichia coli is activated under mildly acidic pH conditions. Upon activation, this system induces the expression of a number of genes that confer acid resistance.
Shinya Inada   +3 more
doaj   +1 more source

Geometric energy transfer in two-component systems

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2022
Factoring a wave function into marginal and conditional factors partitions the subsystem kinetic energy into two terms. The first depends solely on the marginal wave function, through its gauge-covariant derivative, while the second depends on the quantum metric of the conditional wave function over the manifold of marginal variables.
Ryan Requist   +2 more
openaire   +3 more sources

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