Results 101 to 110 of about 6,958 (200)

The Phase-Dependent Regulation of Lux-Type Genes on the Spoilage Characteristics of Hafnia alvei

open access: yesFoods
Hafnia alvei, a specific spoilage microorganism, has a strong capacity to destroy food protein and lead to spoilage. The aim of this study was to evaluate the phase-dependent regulation of lux-type genes on the spoilage characteristics of H.
Jingran Bi   +3 more
doaj   +1 more source

Attenuated Bacteria‐Based Tumor Therapy: Clinical Application Risks, Marketing Approval Restrictions, and Coping Strategies

open access: yesAdvanced Science, Volume 13, Issue 16, 18 March 2026.
This review comprehensively overviews attenuated bacteria‐based tumor therapy, highlighting key methodologies and recent progress. It examines strategies for enhancing safety, stabilizing efficacy, optimizing manufacturing, and navigating regulatory pathways.
Yucheng Liu   +8 more
wiley   +1 more source

Reversible acyl-homoserine lactone binding to purified Vibrio fischeri LuxR protein [PDF]

open access: yes, 2004
The Vibrio fischeri LuxR protein is the founding member of a family of acyl-homoserine lactone-responsive quorum-sensing transcription factors. Previous genetic evidence indicates that in the presence of its quorum-sensing signal, N-(3-oxohexanoyl ...
M. L. Urbanowski   +2 more
core  

Molecular docking analysis of LuxR with Octylbenzene

open access: yes
Abstract LuxR-type transcriptional regulators mediate quorum sensing (QS) in Gram-negative bacteria by binding acyl-homoserine lactones (AHLs). Therefore, it is of interest to describe the molecular docking analysis of LuxR with octylbenzene (CID:16607), a non-natural hydrophobic ligand.AutoDock Vina predicted a stable pose (–3.0 kcal ...
Pankaj Kumar, Srishti Singh
openaire   +1 more source

Quorum-sensing regulates biofilm formation in Vibrio scophthalmi

open access: yesBMC Microbiology, 2012
Background In a previous study, we demonstrated that Vibrio scophthalmi, the most abundant Vibrio species among the marine aerobic or facultatively anaerobic bacteria inhabiting the intestinal tract of healthy cultured turbot (Scophthalmus maximus ...
García-Aljaro Cristina   +3 more
doaj   +1 more source

Cell-cell communication via LuxR solos in Photorhabdus species [PDF]

open access: yes, 2015
Bacteria constantly need to monitor their environment and adapt the bacterial group-coordinated behaviour to changing habitats like nutrition alterations or host variations.
Brameyer, Sophie
core  

ArcA/ArcB and LuxR-LuxI-mediated regulation of bioluminescence in V. fischeri. [PDF]

open access: yes, 2013
LuxI synthesizes 3OC6, a diffusible pheromone that upon reaching a sufficient concentration combines with LuxR. 3OC6-LuxR binds to the “lux box” and stimulates transcription of the luxICDABEG operon, which produces more 3OC6 and bioluminescence. The ArcA/
Alecia N. Septer (299078)   +1 more
core   +1 more source

Genome-wide analysis of quorum sensing regulon in marine fish pathogen Vibrio scophthalmi

open access: yesScientific Reports
Opportunistic fish pathogen Vibrio scophthalmi frequently infects olive flounder and turbot, which are primary marine species cultured for seafood production in Far East Asia.
Bokyung Seok   +2 more
doaj   +1 more source

Structural and Mechanistic Roles of Novel Chemical Ligands on the SdiA Quorum-Sensing Transcription Regulator

open access: yesmBio, 2015
Bacteria engage in chemical signaling, termed quorum sensing (QS), to mediate intercellular communication, mimicking multicellular organisms. The LuxR family of QS transcription factors regulates gene expression, coordinating population behavior by ...
Y Nguyen   +6 more
doaj   +1 more source

Positive regulation of a LuxR family protein, MilO, in mildiomycin biosynthesis

open access: yesApplied and Environmental Microbiology
ABSTRACT Mildiomycin is a representative peptidyl nucleoside antibiotic and was first isolated from Streptoverticillium rimofaciens , which has been used as an important biological agent to control powdery mildew in plants.
Zhiyu Li   +6 more
openaire   +2 more sources

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