Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i>
In the worldwide context of an impending emergence of multidrug-resistant bacteria, this research combined the advantages of multiple lipid nanoparticles (MLNs) and the promising therapeutic use of essential oils (EOs) as a strategy to fight the antibiotic resistance of three <i>Pseudomonas ae...
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2021
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oai:doaj.org-article:f8bafa5249504ac1b4639c09a58eeb7c2021-11-25T16:22:20ZEssential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i>10.3390/antibiotics101113002079-6382https://doaj.org/article/f8bafa5249504ac1b4639c09a58eeb7c2021-10-01T00:00:00Zhttps://www.mdpi.com/2079-6382/10/11/1300https://doaj.org/toc/2079-6382In the worldwide context of an impending emergence of multidrug-resistant bacteria, this research combined the advantages of multiple lipid nanoparticles (MLNs) and the promising therapeutic use of essential oils (EOs) as a strategy to fight the antibiotic resistance of three <i>Pseudomonas aeruginosa</i> strains with different cefepime (FEP) resistance profiles. MLNs were prepared by ultrasonication using glyceryl trioleate (GTO) and glyceryl tristearate (GTS) as a liquid and a solid lipid, respectively. Rosemary EO (REO) was selected as the model EO. REO/FEP-loaded MLNs were characterized by their small size (~110 nm), important encapsulation efficiency, and high physical stability over time (60 days). An assessment of the antimicrobial activity was performed using antimicrobial susceptibility testing assays against selected <i>P. aeruginosa</i> strains. The assays showed a considerable increase in the antibacterial property of REO-loaded MLNs compared with the effect of crude EO, especially against <i>P. aeruginosa</i> ATCC 9027, in which the minimum inhibitory concentration (MIC) value decreased from 80 to 0.6 mg/mL upon encapsulation. Furthermore, the incorporation of FEP in MLNs stabilized the drug without affecting its antipseudomonal activity. Thus, the ability to co-encapsulate an essential oil and a hydrophilic antibiotic into MLN has been successfully proved, opening new possibilities for the treatment of serious antimicrobial infections.Rayhane Ben-KhalifaFrédéric Bustos GasparCristina PereiraLeila Chekir-GhediraSoraya Rodríguez-RojoMDPI AGarticlemultiple lipid nanoparticlesrosemary essential oilcefepimeencapsulationantimicrobial activity<i>Pseudomonas aeruginosa</i>Therapeutics. PharmacologyRM1-950ENAntibiotics, Vol 10, Iss 1300, p 1300 (2021) |
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multiple lipid nanoparticles rosemary essential oil cefepime encapsulation antimicrobial activity <i>Pseudomonas aeruginosa</i> Therapeutics. Pharmacology RM1-950 |
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multiple lipid nanoparticles rosemary essential oil cefepime encapsulation antimicrobial activity <i>Pseudomonas aeruginosa</i> Therapeutics. Pharmacology RM1-950 Rayhane Ben-Khalifa Frédéric Bustos Gaspar Cristina Pereira Leila Chekir-Ghedira Soraya Rodríguez-Rojo Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
description |
In the worldwide context of an impending emergence of multidrug-resistant bacteria, this research combined the advantages of multiple lipid nanoparticles (MLNs) and the promising therapeutic use of essential oils (EOs) as a strategy to fight the antibiotic resistance of three <i>Pseudomonas aeruginosa</i> strains with different cefepime (FEP) resistance profiles. MLNs were prepared by ultrasonication using glyceryl trioleate (GTO) and glyceryl tristearate (GTS) as a liquid and a solid lipid, respectively. Rosemary EO (REO) was selected as the model EO. REO/FEP-loaded MLNs were characterized by their small size (~110 nm), important encapsulation efficiency, and high physical stability over time (60 days). An assessment of the antimicrobial activity was performed using antimicrobial susceptibility testing assays against selected <i>P. aeruginosa</i> strains. The assays showed a considerable increase in the antibacterial property of REO-loaded MLNs compared with the effect of crude EO, especially against <i>P. aeruginosa</i> ATCC 9027, in which the minimum inhibitory concentration (MIC) value decreased from 80 to 0.6 mg/mL upon encapsulation. Furthermore, the incorporation of FEP in MLNs stabilized the drug without affecting its antipseudomonal activity. Thus, the ability to co-encapsulate an essential oil and a hydrophilic antibiotic into MLN has been successfully proved, opening new possibilities for the treatment of serious antimicrobial infections. |
format |
article |
author |
Rayhane Ben-Khalifa Frédéric Bustos Gaspar Cristina Pereira Leila Chekir-Ghedira Soraya Rodríguez-Rojo |
author_facet |
Rayhane Ben-Khalifa Frédéric Bustos Gaspar Cristina Pereira Leila Chekir-Ghedira Soraya Rodríguez-Rojo |
author_sort |
Rayhane Ben-Khalifa |
title |
Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
title_short |
Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
title_full |
Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
title_fullStr |
Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
title_full_unstemmed |
Essential Oil and Hydrophilic Antibiotic Co-Encapsulation in Multiple Lipid Nanoparticles: Proof of Concept and In Vitro Activity against <i>Pseudomonas aeruginosa</i> |
title_sort |
essential oil and hydrophilic antibiotic co-encapsulation in multiple lipid nanoparticles: proof of concept and in vitro activity against <i>pseudomonas aeruginosa</i> |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/f8bafa5249504ac1b4639c09a58eeb7c |
work_keys_str_mv |
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