Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>

<i>Pseudomonas</i> <i>aeruginosa</i> (<i>P</i>. <i>aeruginosa</i>) is an opportunistic gram-negative pathogen that can cause various infections, particularly in patients with compromised host defenses. <i>P</i>. <i>aeruginosa</i>...

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Main Authors: Taehyeong Lim, So-Young Ham, SangJin Nam, Myoungsun Kim, Ki Yong Lee, Hee-Deung Park, Youngjoo Byun
Format: Article
Language:English
Published: MDPI AG 2022-02-01
Series:Antibiotics
Subjects:
Online Access:https://www.mdpi.com/2079-6382/11/2/274
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author Taehyeong Lim
So-Young Ham
SangJin Nam
Myoungsun Kim
Ki Yong Lee
Hee-Deung Park
Youngjoo Byun
author_facet Taehyeong Lim
So-Young Ham
SangJin Nam
Myoungsun Kim
Ki Yong Lee
Hee-Deung Park
Youngjoo Byun
author_sort Taehyeong Lim
collection DOAJ
description <i>Pseudomonas</i> <i>aeruginosa</i> (<i>P</i>. <i>aeruginosa</i>) is an opportunistic gram-negative pathogen that can cause various infections, particularly in patients with compromised host defenses. <i>P</i>. <i>aeruginosa</i> forms biofilms and produces virulence factors through quorum sensing (QS) network, resulting in resistance to antibiotics. RhlI/RhlR, one of key QS systems in <i>P</i>. <i>aeruginosa</i>, is considered an attractive target for inhibiting biofilm formation and attenuating virulence factors. Several recent studies examined small molecules targeting the RhlI/RhlR system and their in vitro and in vivo biological activities. In this review, RhlR-targeted modulators, including agonists and antagonists, are discussed with particular focus on structure-activity relationship studies and outlook for next-generation anti-biofilm agents.
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spelling doaj.art-195cdf1937af44c1b25b39e5dd3c97a32023-11-23T18:29:25ZengMDPI AGAntibiotics2079-63822022-02-0111227410.3390/antibiotics11020274Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>Taehyeong Lim0So-Young Ham1SangJin Nam2Myoungsun Kim3Ki Yong Lee4Hee-Deung Park5Youngjoo Byun6College of Pharmacy, Korea University, Sejong 30019, KoreaSchool of Civil, Environmental and Architectural Engineering, Korea University, Seoul 02841, KoreaCollege of Pharmacy, Korea University, Sejong 30019, KoreaCollege of Pharmacy, Korea University, Sejong 30019, KoreaCollege of Pharmacy, Korea University, Sejong 30019, KoreaSchool of Civil, Environmental and Architectural Engineering, Korea University, Seoul 02841, KoreaCollege of Pharmacy, Korea University, Sejong 30019, Korea<i>Pseudomonas</i> <i>aeruginosa</i> (<i>P</i>. <i>aeruginosa</i>) is an opportunistic gram-negative pathogen that can cause various infections, particularly in patients with compromised host defenses. <i>P</i>. <i>aeruginosa</i> forms biofilms and produces virulence factors through quorum sensing (QS) network, resulting in resistance to antibiotics. RhlI/RhlR, one of key QS systems in <i>P</i>. <i>aeruginosa</i>, is considered an attractive target for inhibiting biofilm formation and attenuating virulence factors. Several recent studies examined small molecules targeting the RhlI/RhlR system and their in vitro and in vivo biological activities. In this review, RhlR-targeted modulators, including agonists and antagonists, are discussed with particular focus on structure-activity relationship studies and outlook for next-generation anti-biofilm agents.https://www.mdpi.com/2079-6382/11/2/274<i>Pseudomonas</i> <i>aeruginosa</i>RhlRbiofilm
spellingShingle Taehyeong Lim
So-Young Ham
SangJin Nam
Myoungsun Kim
Ki Yong Lee
Hee-Deung Park
Youngjoo Byun
Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
Antibiotics
<i>Pseudomonas</i> <i>aeruginosa</i>
RhlR
biofilm
title Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
title_full Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
title_fullStr Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
title_full_unstemmed Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
title_short Recent Advance in Small Molecules Targeting RhlR of <i>Pseudomonas</i> <i>aeruginosa</i>
title_sort recent advance in small molecules targeting rhlr of i pseudomonas i i aeruginosa i
topic <i>Pseudomonas</i> <i>aeruginosa</i>
RhlR
biofilm
url https://www.mdpi.com/2079-6382/11/2/274
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