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The objective in this study was to evaluate the antifungal activity of essential oils from native and commercial aromatic plants grown in Argentina against corn postharvest fungi and to link the essential oil bioactivity with lipid oxidation and morphological changes in fungus cell membrane. Essential oil (EO) of oregano variety Mendocino (OMen), Cordobes (OCor), and Compacto (OCom), mint variety Inglesa (Mi), and Pehaujo (Mp), Suico (Sui); rosemary (Ro),
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dc.contributor.author | Camiletti, Boris Xavier | |
dc.contributor.author | Asensio, Claudia Mariana | |
dc.contributor.author | Gimenez, Maria De La Paz | |
dc.contributor.author | Lucini, Enrique Iván | |
dc.date.accessioned | 2019-04-08T14:01:44Z | |
dc.date.available | 2019-04-08T14:01:44Z | |
dc.date.issued | 2014-12 | |
dc.identifier.issn | 1750-3841 (Online) | |
dc.identifier.other | https://doi.org/10.1111/1750-3841.12700 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/4841 | |
dc.identifier.uri | https://onlinelibrary.wiley.com/doi/full/10.1111/1750-3841.12700 | |
dc.description.abstract | The objective in this study was to evaluate the antifungal activity of essential oils from native and commercial aromatic plants grown in Argentina against corn postharvest fungi and to link the essential oil bioactivity with lipid oxidation and morphological changes in fungus cell membrane. Essential oil (EO) of oregano variety Mendocino (OMen), Cordobes (OCor), and Compacto (OCom), mint variety Inglesa (Mi), and Pehaujo (Mp), Suico (Sui); rosemary (Ro), and Aguaribay (Ag) were tested in vitro against 4 corn fungi: A. flavus (CCC116–83 and BXC01), P. oxalicum (083296), and P. minioluteum (BXC03). The minimum fungicidal concentration (MFC) and the minimum inhibitory concentration (MIC) were determined. The chemical profiles of the EOs were analyzed by GC‐MS. Lipid oxidation in cell membrane of fungi was determined by hydroperoxides and related with essential oil antifungal activity. The major compounds were Thymol in OCor (18.66%), Omen (12.18%), and OCom (9.44%); menthol in Mi and Mp; verbenone in Sui; dehydroxy‐isocalamendiol in Ag; and eucaliptol in Ro. OCor, Omen, and OCom showed the best antifungal activity. No antifungal activity was observed in Ag and Ro EO. The hydroperoxide value depended on the fungi (P < 0.001) and the antimicrobial agent (P < 0.001).Membrane lipids were oxidized by Sui EO in A. flavus BXC01 and A. flavus CCC116–83 (0.021 and 0.027 meqO2/kg, respectively). The results suggest that the EOs of OCor, OMen, OCom, Mi, Mp, and Sui grown in Argentina can be used as natural alternatives to control fungi that produce mycotoxin in maize. | eng |
dc.format | application/pdf | eng |
dc.language.iso | eng | |
dc.publisher | Wiley; Institute of Food Technologists | |
dc.rights | info:eu-repo/semantics/restrictedAccess | eng |
dc.source | Journal of food science 79 (12) : M2499-M2506. (December 2014) | eng |
dc.subject | Maíz | es_AR |
dc.subject | Zea Mays | es_AR |
dc.subject | Maize | eng |
dc.subject | Aspergillus Flavus | es_AR |
dc.subject | Penicillium | es_AR |
dc.subject | Aceites Esenciales | es_AR |
dc.subject | Essential Oils | eng |
dc.subject | Antifungal Plants | eng |
dc.subject | Antifungal Properties | eng |
dc.subject | Propiedades Antimicosicas | es_AR |
dc.subject.other | Argentina | es_AR |
dc.title | Natural control of corn postharvest fungi Aspergillus flavus and Penicillium sp. using essential oils from plants grown in Argentina | eng |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | eng |
dc.type | info:eu-repo/semantics/publishedVersion | eng |
dc.description.origen | Instituto de Patología Vegetal | es_AR |
dc.description.fil | Fil: Camiletti, Boris Xavier. Universidad Nacional de Córdoba. Facultad de Ciencias Agropecuarias. Microbiología Agrícola; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Asensio, Claudia Mariana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Córdoba. Instituto Multidisciplinario de Biología Vegetal. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas Físicas y Naturales. Instituto Multidisciplinario de Biología Vegetal; Argentina | es_AR |
dc.description.fil | Fil: Gimenez, Maria de la Paz. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Patología Vegetal; Argentina | es_AR |
dc.description.fil | Fil: Lucini, Enrique Iván. Universidad Nacional de Córdoba. Facultad de Ciencias Exactas, Físicas y Naturales; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.subtype | cientifico |
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