Results 31 to 40 of about 288,709 (262)

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

Inhibición del quórum sensing mediante el quórum quenching en postlarvas de Litopenaeus vannamei

open access: yesLa Técnica: Revista de las Agrociencias, 2020
Inhibition of the quorum sensing by quorum quenching in postlarva of Litopenaeus vannamei El cultivo del camarón blanco Litopenaeus vannamei es un recurso acuícola de gran importancia económica a nivel mundial; sin embargo, es severamente afectado por
Jefferson Javier Intriago Angulo   +9 more
doaj   +1 more source

Screening of Quorum Quenching Activity of Bacteria Isolated from Ant Lion

open access: yesMicrobiology Indonesia, 2011
Bacterial intercellular communication or quorum sensing controls the pathogenesis of many medically important organisms. Therefore, it is important to isolate bacteria that can disintegrate the communication, in a process called quorum quenching ...
Billy Christianto, . Yogiara
doaj   +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

Optimization of quorum quenching mediated bacterial attenuation of Solanum torvum root extract by response surface modelling through Box-Behnken approach

open access: yesJournal of Genetic Engineering and Biotechnology, 2018
The present study was intended to optimize the quorum sensing inhibitory action of Solanum torvum root extract against Chromobacterium violaceum. Factors such as bacterial density, frequency of administration and concentration of extract were analysed ...
Kayeen Vadakkan   +4 more
doaj   +1 more source

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