Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples

We evaluated the in vitro antifungal activity of essential oils obtained from the aromatic plants <i>Laurus nobilis</i>, <i>Thymus vulgaris</i>, <i>Mentha piperita</i>, <i>Cymbopogon citratus</i> and <i>Lippia junelliana</i> against the fol...

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Autores principales: Córdoba, Susana Beatriz, Vivot, Walter, Szusz, Wanda, Albo, Graciela Noemí
Formato: Articulo
Lenguaje:Inglés
Publicado: 2019
Materias:
Acceso en línea:http://sedici.unlp.edu.ar/handle/10915/138564
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id I19-R120-10915-138564
record_format dspace
institution Universidad Nacional de La Plata
institution_str I-19
repository_str R-120
collection SEDICI (UNLP)
language Inglés
topic Ciencias Veterinarias
Essential oils
Candida spp.
Laurus nobilis
Thymus vulgaris
Mentha piperita
Cymbopogon citratus
Lippia junelliana
spellingShingle Ciencias Veterinarias
Essential oils
Candida spp.
Laurus nobilis
Thymus vulgaris
Mentha piperita
Cymbopogon citratus
Lippia junelliana
Córdoba, Susana Beatriz
Vivot, Walter
Szusz, Wanda
Albo, Graciela Noemí
Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
topic_facet Ciencias Veterinarias
Essential oils
Candida spp.
Laurus nobilis
Thymus vulgaris
Mentha piperita
Cymbopogon citratus
Lippia junelliana
description We evaluated the in vitro antifungal activity of essential oils obtained from the aromatic plants <i>Laurus nobilis</i>, <i>Thymus vulgaris</i>, <i>Mentha piperita</i>, <i>Cymbopogon citratus</i> and <i>Lippia junelliana</i> against the following <i>Candida</i> species isolated from clinical samples: <i>C. krusei</i> (n = 10); <i>C. albicans</i> (n = 50); <i>C. glabrata</i> (n = 70) and <i>C. parapsilosis</i> (n = 80). The minimal inhibitory concentration (MIC) was determined according to EDef 7.3.1 document from EUCAST. Amphotericin B and fluconazole were the antifungal drugs used as inhibition control. The concentration ranges evaluated were 0.4–800 and 0.03–128 mg l⁻¹ for essential oils and antifungal drugs, respectively. MIC₅₀ and MIC₉₀, mode and ranges were calculated. All the <i>Candida</i> spp. evaluated were susceptible to amphotericin B (MIC ≤ 1 mg l⁻¹), while fluconazole was inactive for <i>C. krusei</i> (MIC ≥ 32 mg l⁻¹) and intermediate for <i>C. glabrata</i> (MIC ≤ 32 mg l⁻¹). The essential oils showed antifungal activity on <i>Candida</i> spp. tested with MIC₉₀ values ranging from 0.8 to 800 mg l⁻¹. In general, the most active essential oils were <i>L. nobilis</i> and <i>T. vulgaris</i> (MIC₉₀ 0.8–0.16 mg l⁻¹), and the least active was <i>C. officinalis</i> (MIC₉₀ 400–800 mg l⁻¹). <i>C. krusei</i> was inhibited by 5/6 of the essential oils evaluated, and <i>C. glabrata</i> was the least susceptible one. This in vitro study confirms the antifungal activity of these six essential oils assayed which could be a potential source of new molecules useful to control fungal infections caused by some <i>Candida</i> species, including those resistant to antifungal drugs.
format Articulo
Articulo
author Córdoba, Susana Beatriz
Vivot, Walter
Szusz, Wanda
Albo, Graciela Noemí
author_facet Córdoba, Susana Beatriz
Vivot, Walter
Szusz, Wanda
Albo, Graciela Noemí
author_sort Córdoba, Susana Beatriz
title Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
title_short Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
title_full Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
title_fullStr Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
title_full_unstemmed Antifungal Activity of Essential Oils Against <i>Candida</i> Species Isolated from Clinical Samples
title_sort antifungal activity of essential oils against <i>candida</i> species isolated from clinical samples
publishDate 2019
url http://sedici.unlp.edu.ar/handle/10915/138564
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AT vivotwalter antifungalactivityofessentialoilsagainsticandidaispeciesisolatedfromclinicalsamples
AT szuszwanda antifungalactivityofessentialoilsagainsticandidaispeciesisolatedfromclinicalsamples
AT albogracielanoemi antifungalactivityofessentialoilsagainsticandidaispeciesisolatedfromclinicalsamples
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