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dc.contributor.author
Quiroga, Emma Nelly
dc.contributor.author
Sampietro, Diego Alejandro
dc.contributor.author
Sgariglia, Melina Araceli
dc.contributor.author
Soberon, Jose Rodolfo
dc.contributor.author
Vattuone, Marta Amelia
dc.date.available
2019-07-29T13:39:50Z
dc.date.issued
2009-03
dc.identifier.citation
Quiroga, Emma Nelly; Sampietro, Diego Alejandro; Sgariglia, Melina Araceli; Soberon, Jose Rodolfo; Vattuone, Marta Amelia; Antimicotic activity of 5´-prenylisoflavanones of the plant Geoffroea decorticans, against Aspergillus species; Elsevier Science; International Journal of Food Microbiology; 132; 1; 3-2009; 42-46
dc.identifier.issn
0168-1605
dc.identifier.uri
http://hdl.handle.net/11336/80459
dc.description.abstract
The antifungal activity of the ethanolic extract (EE), (3R)-5,7,2′,3′-tetrahydroxy-4′-methoxy-5′-prenylisoflavanone (1) and (3R)-7-2′-3′-trihydroxy-4′-methoxy-5′-prenylisoflavanone (2) isolated from Geoffroea decorticans was evaluated against four different species of Aspergillus. Their effect was compared with that displayed by synthetic products. The antifungal activity was assayed by bioautography, hyphal radial growth, hyphal extent and microdilution in liquid medium. The percentage of hyphal radial growth inhibition produced by EE varied between 18.4 ± 0.1 and 39.6 ± 0.2 for Aspergillus nomius VSC23 and Aspergillus nomius 13137, respectively; and the same value for 1 and 2 were between 31.2 ± 0.1–60.8 ± 1.5 and 28.9 ± 0.7–57.2 ±0.6 for Aspergillus flavus (IEV 018) and Aspergillus nomius 13137, respectively. The values of MIC/MFC determined for EE, 1 and 2 were compared with the actions of ascorbic and sorbic acids, and clotrimazole. The sequence of antifungal potency was clotrimazole > 1 > 2 > ascorbic acid > sorbic acid > EE. Consequently, EE as well as the purified substances from Geoffroea decorticans would be used as biopesticides against Aspergillus species. The cytotoxicity was evaluated.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Antifungal Activity
dc.subject
Bioassays
dc.subject
Geoffroea Decorticans
dc.subject
Biopesticide
dc.subject
5´-Prenylisoflavanones
dc.subject.classification
Micología
dc.subject.classification
Ciencias Biológicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
dc.title
Antimicotic activity of 5´-prenylisoflavanones of the plant Geoffroea decorticans, against Aspergillus species
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-07-10T19:07:17Z
dc.journal.volume
132
dc.journal.number
1
dc.journal.pagination
42-46
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Quiroga, Emma Nelly. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Estudios Vegetales; Argentina
dc.description.fil
Fil: Sampietro, Diego Alejandro. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán; Argentina
dc.description.fil
Fil: Sgariglia, Melina Araceli. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Estudios Vegetales; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán; Argentina
dc.description.fil
Fil: Soberon, Jose Rodolfo. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia. Instituto de Estudios Vegetales; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán; Argentina
dc.description.fil
Fil: Vattuone, Marta Amelia. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Tucumán; Argentina
dc.journal.title
International Journal of Food Microbiology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0168160509001639?via%3Dihub
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/https://dx.doi.org/10.1016/j.ijfoodmicro.2009.03.013
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