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272805

Silver Nanoparticles Display Inhibitory Effect against Drug-Resistant Pathogenic <i>Candida</i> Isolates from Different Clinical Specimens

Article

Last updated: 01 Jan 2025

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Abstract

The resistance of Candida to antifungal agents is an emerging global health problem, especially with the emergence of new species. Therefore, the focus has shifted to alternative agents like silver nanoparticles (AgNPs), received significant attention. The aim of this study was to evaluate the in vitro antifungal susceptibility of AgNPs against resistant Candida isolates from various clinical specimens. The antifungal effect of AgNPs was assessed by the broth microdilution method using different concentrations (0.062-1 µg/mL). The Minimum Inhibitory Concentration (MIC50) and Minimum Fungicidal Concentration (MFC) of AgNPs were determined. As a result, of 109 recovered Candida isolates, 65.1%, and 34.9% were C. albicans andnon-albicans Candida (NAC), respectively. Moreover, 35.8% of the Candida isolates were non-susceptible to conventional antifungal drugs. The MIC50 of AgNPs against resistant isolates was lower (0.125-1 µg/mL) than that of fluconazole (1-64 µg/mL), itraconazole (0.016-4 µg/mL), voriconazole (0.016-4 µg/mL), and amphotericin B (0.016-1 µg/mL). The scanning electron micrograph revealed that AgNPs treatment alteredthe cell morphology of Candida. In conclusion, AgNPs exhibited a notable fungicidal effect against resistant Candida isolates and may be an adequate substitute for antifungal agents.

DOI

10.21608/ejbo.2022.155982.2101

Keywords

antifungal agents, Candida spp, resistance, Silver nanoparticles (AgNPs)

Authors

First Name

Rasha M.

Last Name

Elnagar

MiddleName

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Affiliation

Department of Medical Microbiology and Immunology, Faculty of Medicine, Mansoura University, Mansoura, Egypt

Email

drrasha_m@mans.edu.eg

City

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Orcid

0000-0002-5661-850X

First Name

Mohammed

Last Name

Elshaer

MiddleName

-

Affiliation

Department of Clinical Pathology, Faculty of Medicine, Mansoura University, Mansoura, Egypt

Email

melshaer85@mans.edu.eg

City

-

Orcid

-

First Name

Mona A.

Last Name

Abd El-Raouf

MiddleName

-

Affiliation

Department of Medical Microbiology and Immunology, Faculty of Medicine, Mansoura University, Mansoura, Egypt

Email

monaabdelraof@mans.edu.eg

City

-

Orcid

-

Volume

63

Article Issue

1

Related Issue

38544

Issue Date

2023-01-01

Receive Date

2022-08-13

Publish Date

2023-01-01

Page Start

305

Page End

314

Print ISSN

0375-9237

Online ISSN

2357-0350

Link

https://ejbo.journals.ekb.eg/article_272805.html

Detail API

https://ejbo.journals.ekb.eg/service?article_code=272805

Order

20

Type

Original Article

Type Code

111

Publication Type

Journal

Publication Title

Egyptian Journal of Botany

Publication Link

https://ejbo.journals.ekb.eg/

MainTitle

Silver Nanoparticles Display Inhibitory Effect against Drug-Resistant Pathogenic <i>Candida</i> Isolates from Different Clinical Specimens

Details

Type

Article

Created At

22 Jan 2023