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Resumen
Excessive softening is a major cause of postharvest deterioration during transportation and storage of fresh cherries. In continuing our studies to identify the factors determining the textural differences between sweet cherry fruit genotypes, we evaluated the solubilization, depolymerization, and monosaccharide composition of pectin and hemicelluloses from five sweet cherry cultivars (‘Chelan’, ‘Sumele’, ‘Brooks’, ‘Sunburst’, and ‘Regina’) with
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dc.contributor.author | Basanta, Maria Florencia | |
dc.contributor.author | Ponce, Nora Marta Andrea | |
dc.contributor.author | Salum, Maria Laura | |
dc.contributor.author | Raffo Benegas, Maria Dolores | |
dc.contributor.author | Vicente, Ariel Roberto | |
dc.contributor.author | Erra Balsells, Rosa | |
dc.contributor.author | Stortz, Carlos Arturo | |
dc.date.accessioned | 2019-04-11T11:24:56Z | |
dc.date.available | 2019-04-11T11:24:56Z | |
dc.date.issued | 2014-12 | |
dc.identifier.issn | 0021-8561 | |
dc.identifier.issn | 1520-5118 | |
dc.identifier.other | https://dx.doi.org/10.1021/jf504357u | |
dc.identifier.uri | https://pubs.acs.org/doi/abs/10.1021/jf504357u | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/4874 | |
dc.description.abstract | Excessive softening is a major cause of postharvest deterioration during transportation and storage of fresh cherries. In continuing our studies to identify the factors determining the textural differences between sweet cherry fruit genotypes, we evaluated the solubilization, depolymerization, and monosaccharide composition of pectin and hemicelluloses from five sweet cherry cultivars (‘Chelan’, ‘Sumele’, ‘Brooks’, ‘Sunburst’, and ‘Regina’) with contrasting firmness and cracking susceptibility at two developmental stages (immature and ripe). In contrast to what is usually shown in most fruits, cherry softening could occur is some cultivars without marked increases in water-soluble pectin. Although polyuronide and hemicellulose depolymerization was observed in the water-soluble and dilute-alkali-soluble fractions, only moderate association occurs between initial polymer size and cultivar firmness. In all the genotypes the Na2CO3-soluble polysaccharides (NSF) represented the most abundant and dynamic wall fraction during ripening. Firm cultivars showed upon ripening a lower neutral sugars/uronic acid ratio in the NSF, suggesting that they have a lower proportion of highly branched polyuronides. The similar molar ratios of arabinose plus galactose to rhamnose [(Ara+Gal)/Rha] suggest that the cultivars differed in their relative proportion of homogalacturonan (HG) and rhamnogalacturonan I (RG-I) rather than in the size of the RG side chains; with greater proportions of HG in firmer cherries. Ultraviolet matrix-assisted laser desorption/ionization time-of-flight mass spectrometry was useful to identify the depolymerization patterns of weakly bound pectins, but gave less accurate results on ionically bound pectins, and was unable to find any pattern on covalently bound pectins. | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.publisher | American Chemical Society | es_AR |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | Journal of Agricultural and Food Chemistry 62 (51) : 12418–12427 (December 2014) | es_AR |
dc.subject | Cereza | es_AR |
dc.subject | Cherries | eng |
dc.subject | Variedades | es_AR |
dc.subject | Varieties | eng |
dc.subject | Pared Celular | es_AR |
dc.subject | Cell Walls | eng |
dc.subject | Polisacáridos | es_AR |
dc.subject | Polysaccharides | eng |
dc.subject | Maduramiento | es_AR |
dc.subject | Ripening | eng |
dc.subject | Genotipos | es_AR |
dc.subject | Genotypes | eng |
dc.subject | Prunus Avium | |
dc.title | Compositional changes in cell wall polysaccharides from five sweet cherry (Prunus avium L.) cultivars during on-tree ripening | es_AR |
dc.type | info:ar-repo/semantics/artículo | es_AR |
dc.type | info:eu-repo/semantics/article | es_AR |
dc.type | info:eu-repo/semantics/publishedVersion | es_AR |
dc.description.origen | EEA Alto Valle | es_AR |
dc.description.fil | Fil: Basanta, Maria Florencia. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Industrias; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina | es_AR |
dc.description.fil | Fil: Ponce, Nora Marta Andrea. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina | es_AR |
dc.description.fil | Fil: Salum, Maria Laura. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina | es_AR |
dc.description.fil | Fil: Raffo Benegas, Maria Dolores. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Alto Valle; Argentina | es_AR |
dc.description.fil | Fil: Vicente, Ariel Roberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro de Investigación y Desarrollo en Criotecnología de Alimentos; Argentina. Universidad Nacional de La Plata. Facultad de Ciencias Agrarias y Forestales. Cátedra de Agroindustrias; Argentina | es_AR |
dc.description.fil | Fil: Erra Balsells, Rosa. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina | es_AR |
dc.description.fil | Fil: Stortz, Carlos Arturo. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Ciudad Universitaria. Centro de Investigaciones en Hidratos de Carbono. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Centro de Investigaciones en Hidratos de Carbono; Argentina | es_AR |
dc.subtype | cientifico |
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