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dc.contributor.author
Sampietro, Diego Alejandro
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dc.contributor.author
Bertini Sampietro, Maria Sofia
dc.contributor.author
Vattuone, Marta Amelia
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dc.date.available
2020-08-12T12:30:39Z
dc.date.issued
2020-06
dc.identifier.citation
Sampietro, Diego Alejandro; Bertini Sampietro, Maria Sofia; Vattuone, Marta Amelia; Efficacy of Argentinean propolis extracts on control of potato soft rot caused by Erwinia carotovora subsp.; John Wiley & Sons Ltd; Journal of the Science of Food and Agriculture; 100; 12; 6-2020; 4575-4582
dc.identifier.issn
0022-5142
dc.identifier.uri
http://hdl.handle.net/11336/111516
dc.description.abstract
Erwinia carotovora subsp. cause the potato soft rot, which is a major disease in agriculture. Antibacterial agents currently applied on potato soft rot often offer a restricted control and have several disadvantages. Propolis has shown a wide range of antimicrobial activity, although its effect has not been investigated on E. carotovora subsp. In this work, we tested extracts from propolis samples of Northwest Argentina against E. carotovora subsp.RESULTS: Ethanolic propolis extracts (EPEs) from samples of Santiago del Estero province, particularly from sample 4 (EPE4), showed the highest antibacterial activity, which was associated with the highest content of flavonoids. 2′,4′‐Dihydroxychalcone, 2′,4′‐dihydroxy‐3′‐methoxychalcone, galangin, and pinocembrin were identified as antibacterial constituents of EPE4. 2′,4′‐Dihydroxychalcone showed an antibacterial activity (minimum inhibitory concentration, MIC = 0.3?1.2 μg gallic acid equivalents (GAE) mL−1; minimum bactericidal concentration, MBC = 0.6?4.8 μg GAE mL−1) lower than that of bacterimycin (MIC = 2.4?9.6 μg mL−1; MBC = 19.2?38.4 μg GAE mL−1) and streptocycline (MIC = 19.2?38.4 μg mL−1; MBC = 38.4?76.8 μg mL−1). Preventive assays on unwounded and wounded potatoes showed that their immersion in EPE4 containing 87.5 μg GAE mL−1 or streptocycline containing 40 μg mL−1 was equally effective in controlling potato soft rot, reducing the disease incidence by 64.6?67.0% (unwounded tubers) and 88.0?86.0% (wounded tubers) and the disease severity by 49.8?49.8% (unwounded tubers) and 54.5?68.5% (wounded tubers).CONCLUSIONS: Flavonoid‐rich propolis extracts from Northwest Argentina efficiently reduced in vivo the incidence and severity of potato soft rot caused by E. carotovora subsp.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
John Wiley & Sons Ltd
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dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
ERWINIA
dc.subject
POTATO SOFT ROT
dc.subject
PROPOLIS
dc.subject.classification
Biotecnología Agrícola y Biotecnología Alimentaria
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dc.subject.classification
Biotecnología Agropecuaria
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dc.subject.classification
CIENCIAS AGRÍCOLAS
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dc.title
Efficacy of Argentinean propolis extracts on control of potato soft rot caused by Erwinia carotovora subsp.
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-08-05T15:19:30Z
dc.journal.volume
100
dc.journal.number
12
dc.journal.pagination
4575-4582
dc.journal.pais
Reino Unido
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dc.journal.ciudad
Londres
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: Bertini Sampietro, Maria Sofia. Universidad Nacional de Tucumán. Facultad de Bioquímica, Química y Farmacia; 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
Journal of the Science of Food and Agriculture
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dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://onlinelibrary.wiley.com/doi/abs/10.1002/jsfa.10516
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1002/jsfa.10516
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