Results 11 to 20 of about 10,681 (223)

Quorum Quenching Agents: Resources for Antivirulence Therapy [PDF]

open access: yesMarine Drugs, 2014
The continuing emergence of antibiotic-resistant pathogens is a concern to human health and highlights the urgent need for the development of alternative therapeutic strategies.
Kaihao Tang, Xiao-Hua Zhang
doaj   +3 more sources

Quorum sensing and self-quorum quenching in the intracellular pathogen Brucellamelitensis. [PDF]

open access: yesPLoS ONE, 2013
Brucella quorum sensing has been described as an important regulatory system controlling crucial virulence determinants such as the VirB type IV secretion system and the flagellar genes.
Matthieu Terwagne   +5 more
doaj   +5 more sources

THE POTENTIAL GRAM-NEGATIVE ENDOPHYTIC BACTERIA FROM PEGAGAN (Centella asiatica) WITH QUORUM-QUENCHING ACTIVITY

open access: yesMajalah Kedokteran Andalas, 2020
Background: Quorum-sensing is communication between bacterial involved in virulence. Bacterial virulence can be inhibited by quorum-quenching mechanism. Endophytic bacteria of pegagan leaf may produce secondary metabolit similar to bioactive compounds in
Nur Al Huda   +4 more
doaj   +1 more source

Resistance to Quorum-Quenching Compounds [PDF]

open access: yesApplied and Environmental Microbiology, 2013
ABSTRACT Bacteria have the remarkable ability to communicate as a group in what has become known as quorum sensing (QS), and this trait has been associated with important bacterial phenotypes, such as virulence and biofilm formation. Bacteria also have an incredible ability to evolve resistance to all known antimicrobials.
Rodolfo, García-Contreras   +2 more
openaire   +2 more sources

Quorum Sensing Interfering Strategies and Their Implications in the Management of Biofilm-Associated Bacterial Infections [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2020
The bacterial species employ various types of molecular communication systems recognized as quorum sensing for the synchronization of differential gene expression to regulate virulence traits and biofilm formation. A variety of quorum sensing inhibitors;
Samman Munir   +8 more
doaj   +1 more source

A new class of quorum quenching molecules from Staphylococcus species affects communication and growth of gram-negative bacteria. [PDF]

open access: yesPLoS Pathogens, 2013
The knowledge that many pathogens rely on cell-to-cell communication mechanisms known as quorum sensing, opens a new disease control strategy: quorum quenching.
Ya-Yun Chu   +6 more
doaj   +1 more source

Quorum quenching activity of Andrographis paniculata (Burm f.) Nees andrographolide compounds on metallo-β-lactamase-producing clinical isolates of Pseudomonas aeruginosa PA22 and PA247 and their effect on lasR gene expression

open access: yesHeliyon, 2021
Andrographis paniculata (Burm f.) Nees is a tropical plant native to Southeast Asia that has been used as an effective remedy for a wide variety of illnesses in traditional Chinese and Ayurvedic medicine.
An Margarete Tan Lim   +5 more
doaj   +1 more source

Quorum Quenching Revisited—From Signal Decays to Signalling Confusion

open access: yesSensors, 2012
In a polymicrobial community, while some bacteria are communicating with neighboring cells (quorum sensing), others are interrupting the communication (quorum quenching), thus creating a constant arms race between intercellular communication. In the past
Kok-Gan Chan   +4 more
doaj   +1 more source

Quorum-quenching activity of the AHL-lactonase from Bacillus licheniformis DAHB1 inhibits vibrio biofilm formation in vitro and reduces shrimp intestinal colonisation and mortality [PDF]

open access: yes, 2014
Vibrio parahaemolyticus is a significant cause of gastroenteritis resulting from the consumption of undercooked sea foods and often cause significant infections in shrimp aquaculture. Vibrio virulence is associated with biofilm formation and is regulated
Shanthi, S.   +4 more
core   +3 more sources

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