Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria

In the search for an effective strategy to overcome antimicrobial resistance, a series of new morpholine-containing 5-arylideneimidazolones differing within either the amine moiety or at position five of imidazolones was explored as potential antibiotic adjuvants against Gram-positive and Gram-negat...

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Main Authors: Aneta Kaczor, Karolina Witek, Sabina Podlewska, Veronique Sinou, Joanna Czekajewska, Ewa Żesławska, Agata Doroz-Płonka, Annamaria Lubelska, Gniewomir Latacz, Wojciech Nitek, Markus Bischoff, Sandrine Alibert, Jean-Marie Pagès, Claus Jacob, Elżbieta Karczewska, Jean-Michel Bolla, Jadwiga Handzlik
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/22/4/2062
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author Aneta Kaczor
Karolina Witek
Sabina Podlewska
Veronique Sinou
Joanna Czekajewska
Ewa Żesławska
Agata Doroz-Płonka
Annamaria Lubelska
Gniewomir Latacz
Wojciech Nitek
Markus Bischoff
Sandrine Alibert
Jean-Marie Pagès
Claus Jacob
Elżbieta Karczewska
Jean-Michel Bolla
Jadwiga Handzlik
author_facet Aneta Kaczor
Karolina Witek
Sabina Podlewska
Veronique Sinou
Joanna Czekajewska
Ewa Żesławska
Agata Doroz-Płonka
Annamaria Lubelska
Gniewomir Latacz
Wojciech Nitek
Markus Bischoff
Sandrine Alibert
Jean-Marie Pagès
Claus Jacob
Elżbieta Karczewska
Jean-Michel Bolla
Jadwiga Handzlik
author_sort Aneta Kaczor
collection DOAJ
description In the search for an effective strategy to overcome antimicrobial resistance, a series of new morpholine-containing 5-arylideneimidazolones differing within either the amine moiety or at position five of imidazolones was explored as potential antibiotic adjuvants against Gram-positive and Gram-negative bacteria. Compounds (<b>7</b>–<b>23</b>) were tested for oxacillin adjuvant properties in the Methicillin-susceptible <i>S. aureus</i> (MSSA) strain ATCC 25923 and Methicillin-resistant <i>S. aureus</i> MRSA 19449. Compounds <b>14</b>–<b>16</b> were tested additionally in combination with various antibiotics. Molecular modelling was performed to assess potential mechanism of action. Microdilution and real-time efflux (RTE) assays were carried out in strains of <i>K. aerogenes</i> to determine the potential of compounds <b>7</b>–<b>23</b> to block the multidrug efflux pump AcrAB-TolC. Drug-like properties were determined experimentally. Two compounds (<b>10</b>, <b>15</b>) containing non-condensed aromatic rings, significantly reduced oxacillin MICs in MRSA 19449, while <b>15</b> additionally enhanced the effectiveness of ampicillin. Results of molecular modelling confirmed the interaction with the allosteric site of PBP2a as a probable MDR-reversing mechanism. In RTE, the compounds inhibited AcrAB-TolC even to 90% (<b>19</b>). The 4-phenylbenzylidene derivative (<b>15</b>) demonstrated significant MDR-reversal “dual action” for <i>β</i>-lactam antibiotics in MRSA and inhibited AcrAB-TolC in <i>K. aerogenes</i>. <b>15</b> displayed also satisfied solubility and safety towards CYP3A4 in vitro.
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spelling doaj.art-c2c6b034475c4ff192bf10b33053ecf72023-12-11T17:40:27ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672021-02-01224206210.3390/ijms22042062Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR BacteriaAneta Kaczor0Karolina Witek1Sabina Podlewska2Veronique Sinou3Joanna Czekajewska4Ewa Żesławska5Agata Doroz-Płonka6Annamaria Lubelska7Gniewomir Latacz8Wojciech Nitek9Markus Bischoff10Sandrine Alibert11Jean-Marie Pagès12Claus Jacob13Elżbieta Karczewska14Jean-Michel Bolla15Jadwiga Handzlik16Department of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandUMR_MD1, U-1261, Aix Marseille Univ, INSERM, SSA, MCT, Faculté de Pharmacie, 27 Bd Jean Moulin, 13005 Marseille, FranceDepartment of Pharmaceutical Microbiology, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandPedagogical University of Cracow, Institute of Biology, ul. Podchorążych 2, 30-084 Krakow, PolandDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandFaculty of Chemistry, Jagiellonian University, ul. Gronostajowa 2, 30-387 Krakow, PolandInstitute for Medical Microbiology and Hygiene, Saarland University, D-66421 Homburg/Saar, GermanyUMR_MD1, U-1261, Aix Marseille Univ, INSERM, SSA, MCT, Faculté de Pharmacie, 27 Bd Jean Moulin, 13005 Marseille, FranceUMR_MD1, U-1261, Aix Marseille Univ, INSERM, SSA, MCT, Faculté de Pharmacie, 27 Bd Jean Moulin, 13005 Marseille, FranceDivision of Bioorganic Chemistry, School of Pharmacy, Saarland University, Campus B 2.1, D-66123 Saarbruecken, GermanyDepartment of Pharmaceutical Microbiology, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandUMR_MD1, U-1261, Aix Marseille Univ, INSERM, SSA, MCT, Faculté de Pharmacie, 27 Bd Jean Moulin, 13005 Marseille, FranceDepartment of Technology and Biotechnology of Drugs, Jagiellonian University, Medical College, ul. Medyczna 9, 30-688 Krakow, PolandIn the search for an effective strategy to overcome antimicrobial resistance, a series of new morpholine-containing 5-arylideneimidazolones differing within either the amine moiety or at position five of imidazolones was explored as potential antibiotic adjuvants against Gram-positive and Gram-negative bacteria. Compounds (<b>7</b>–<b>23</b>) were tested for oxacillin adjuvant properties in the Methicillin-susceptible <i>S. aureus</i> (MSSA) strain ATCC 25923 and Methicillin-resistant <i>S. aureus</i> MRSA 19449. Compounds <b>14</b>–<b>16</b> were tested additionally in combination with various antibiotics. Molecular modelling was performed to assess potential mechanism of action. Microdilution and real-time efflux (RTE) assays were carried out in strains of <i>K. aerogenes</i> to determine the potential of compounds <b>7</b>–<b>23</b> to block the multidrug efflux pump AcrAB-TolC. Drug-like properties were determined experimentally. Two compounds (<b>10</b>, <b>15</b>) containing non-condensed aromatic rings, significantly reduced oxacillin MICs in MRSA 19449, while <b>15</b> additionally enhanced the effectiveness of ampicillin. Results of molecular modelling confirmed the interaction with the allosteric site of PBP2a as a probable MDR-reversing mechanism. In RTE, the compounds inhibited AcrAB-TolC even to 90% (<b>19</b>). The 4-phenylbenzylidene derivative (<b>15</b>) demonstrated significant MDR-reversal “dual action” for <i>β</i>-lactam antibiotics in MRSA and inhibited AcrAB-TolC in <i>K. aerogenes</i>. <b>15</b> displayed also satisfied solubility and safety towards CYP3A4 in vitro.https://www.mdpi.com/1422-0067/22/4/20625-arylideneimidazolonesmultidrug resistanceantibiotic adjuvant<i>Staphylococcus</i> <i>aureus</i>MRSA<i>Klebsiella aerogenes</i>
spellingShingle Aneta Kaczor
Karolina Witek
Sabina Podlewska
Veronique Sinou
Joanna Czekajewska
Ewa Żesławska
Agata Doroz-Płonka
Annamaria Lubelska
Gniewomir Latacz
Wojciech Nitek
Markus Bischoff
Sandrine Alibert
Jean-Marie Pagès
Claus Jacob
Elżbieta Karczewska
Jean-Michel Bolla
Jadwiga Handzlik
Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
International Journal of Molecular Sciences
5-arylideneimidazolones
multidrug resistance
antibiotic adjuvant
<i>Staphylococcus</i> <i>aureus</i>
MRSA
<i>Klebsiella aerogenes</i>
title Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
title_full Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
title_fullStr Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
title_full_unstemmed Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
title_short Molecular Insights into an Antibiotic Enhancer Action of New Morpholine-Containing 5-Arylideneimidazolones in the Fight against MDR Bacteria
title_sort molecular insights into an antibiotic enhancer action of new morpholine containing 5 arylideneimidazolones in the fight against mdr bacteria
topic 5-arylideneimidazolones
multidrug resistance
antibiotic adjuvant
<i>Staphylococcus</i> <i>aureus</i>
MRSA
<i>Klebsiella aerogenes</i>
url https://www.mdpi.com/1422-0067/22/4/2062
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