Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics

One of the primary opportunistic pathogens that can cause a wide range of diseases is <i>Pseudomonas aeruginosa</i>. This microorganism can become resistant to practically every antibacterial currently in use, including beta-lactam antibiotics. Its ability to proliferate as biofilm has b...

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Main Authors: Guillermo Santamaría-Corral, John Jairo Aguilera-Correa, Jaime Esteban, Meritxell García-Quintanilla
Format: Article
Language:English
Published: MDPI AG 2024-08-01
Series:Antibiotics
Subjects:
Online Access:https://www.mdpi.com/2079-6382/13/9/800
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author Guillermo Santamaría-Corral
John Jairo Aguilera-Correa
Jaime Esteban
Meritxell García-Quintanilla
author_facet Guillermo Santamaría-Corral
John Jairo Aguilera-Correa
Jaime Esteban
Meritxell García-Quintanilla
author_sort Guillermo Santamaría-Corral
collection DOAJ
description One of the primary opportunistic pathogens that can cause a wide range of diseases is <i>Pseudomonas aeruginosa</i>. This microorganism can become resistant to practically every antibacterial currently in use, including beta-lactam antibiotics. Its ability to proliferate as biofilm has been linked to, among other things, the failure of antimicrobial therapies. Due to a variety of virulence factors and host immune system modifications, <i>P. aeruginosa</i> is one of the most significant and common bacteria that colonize wounds and burns. A novel therapeutic option for treating these multidrug-resistant (MDR) bacterial infections is the combination of antibiotics and bacteriophages. This approach has been linked to improved biofilm penetration, a decreased selection of antibiotic and bacteriophage resistance, and an enhanced antibacterial impact. Combining the F1Pa bacteriophage and beta-lactam antibiotics reduced the viability of the mature biofilm of MDR <i>P. aeruginosa</i> strains and suppressed bacterial growth in vitro. F1Pa critically reduced the amount of biofilm that MDR <i>P. aeruginosa</i> clinical strains formed in the in vitro wound model. These findings highlight the bacteriophage F1Pa’s therapeutic potential as a prophylactic topical treatment against MDR pseudomonal infections in wounds and burns.
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issn 2079-6382
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series Antibiotics
spelling doaj-art-39f407756f0347b9ae7f8f9a538fe16b2025-08-20T01:56:04ZengMDPI AGAntibiotics2079-63822024-08-0113980010.3390/antibiotics13090800Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam AntibioticsGuillermo Santamaría-Corral0John Jairo Aguilera-Correa1Jaime Esteban2Meritxell García-Quintanilla3Clinical Microbiology Department, IIS-Fundación Jiménez Díaz, Universidad Autónoma de Madrid, 28040 Madrid, SpainClinical Microbiology Department, IIS-Fundación Jiménez Díaz, Universidad Autónoma de Madrid, 28040 Madrid, SpainClinical Microbiology Department, IIS-Fundación Jiménez Díaz, Universidad Autónoma de Madrid, 28040 Madrid, SpainClinical Microbiology Department, IIS-Fundación Jiménez Díaz, Universidad Autónoma de Madrid, 28040 Madrid, SpainOne of the primary opportunistic pathogens that can cause a wide range of diseases is <i>Pseudomonas aeruginosa</i>. This microorganism can become resistant to practically every antibacterial currently in use, including beta-lactam antibiotics. Its ability to proliferate as biofilm has been linked to, among other things, the failure of antimicrobial therapies. Due to a variety of virulence factors and host immune system modifications, <i>P. aeruginosa</i> is one of the most significant and common bacteria that colonize wounds and burns. A novel therapeutic option for treating these multidrug-resistant (MDR) bacterial infections is the combination of antibiotics and bacteriophages. This approach has been linked to improved biofilm penetration, a decreased selection of antibiotic and bacteriophage resistance, and an enhanced antibacterial impact. Combining the F1Pa bacteriophage and beta-lactam antibiotics reduced the viability of the mature biofilm of MDR <i>P. aeruginosa</i> strains and suppressed bacterial growth in vitro. F1Pa critically reduced the amount of biofilm that MDR <i>P. aeruginosa</i> clinical strains formed in the in vitro wound model. These findings highlight the bacteriophage F1Pa’s therapeutic potential as a prophylactic topical treatment against MDR pseudomonal infections in wounds and burns.https://www.mdpi.com/2079-6382/13/9/800bacteriophage<i>Pseudomonas aeruginosa</i>multi-drug resistancebeta-lactamwound infection
spellingShingle Guillermo Santamaría-Corral
John Jairo Aguilera-Correa
Jaime Esteban
Meritxell García-Quintanilla
Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
Antibiotics
bacteriophage
<i>Pseudomonas aeruginosa</i>
multi-drug resistance
beta-lactam
wound infection
title Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
title_full Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
title_fullStr Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
title_full_unstemmed Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
title_short Bacteriophage Therapy on an In Vitro Wound Model and Synergistic Effects in Combination with Beta-Lactam Antibiotics
title_sort bacteriophage therapy on an in vitro wound model and synergistic effects in combination with beta lactam antibiotics
topic bacteriophage
<i>Pseudomonas aeruginosa</i>
multi-drug resistance
beta-lactam
wound infection
url https://www.mdpi.com/2079-6382/13/9/800
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