resumen
Abstract
Sucrose metabolism is important for most plants, both as the main source of carbon and via signaling mechanisms that have been proposed for this molecule. A cleaving enzyme, invertase (INV) channels sucrose into sink metabolism. Although acid soluble and insoluble invertases have been largely investigated, studies on the role of neutral invertases (A/N-INV) have lagged behind. Here, we identified a tomato A/N-INV encoding gene (NI6) co-localizing with a
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dc.contributor.author | Coluccio Leskow, Carla | |
dc.contributor.author | Conte, Mariana | |
dc.contributor.author | del Pozo, Talía | |
dc.contributor.author | Bermudez Salazar, Luisa | |
dc.contributor.author | Lira, Bruno Silvestre | |
dc.contributor.author | Gramegna, Giovanna | |
dc.contributor.author | Baroli, Irene | |
dc.contributor.author | Burgos, Estanislao | |
dc.contributor.author | Zavallo, Diego | |
dc.contributor.author | Kamenetzky, Laura | |
dc.contributor.author | Asis, Ramón | |
dc.contributor.author | Gonzalez, Maurıcio | |
dc.contributor.author | Fernie, Alisdair R. | |
dc.contributor.author | Rossi, Magdalena | |
dc.contributor.author | Osorio, Sonia | |
dc.contributor.author | Carrari, Fernando | |
dc.date.accessioned | 2021-08-31T10:55:21Z | |
dc.date.available | 2021-08-31T10:55:21Z | |
dc.date.issued | 2021-03 | |
dc.identifier.issn | 1460-2431 | |
dc.identifier.other | https://doi.org/10.1093/jxb/eraa594 | |
dc.identifier.uri | http://hdl.handle.net/20.500.12123/10145 | |
dc.identifier.uri | https://academic.oup.com/jxb/article-abstract/72/7/2525/6047586 | |
dc.description.abstract | Sucrose metabolism is important for most plants, both as the main source of carbon and via signaling mechanisms that have been proposed for this molecule. A cleaving enzyme, invertase (INV) channels sucrose into sink metabolism. Although acid soluble and insoluble invertases have been largely investigated, studies on the role of neutral invertases (A/N-INV) have lagged behind. Here, we identified a tomato A/N-INV encoding gene (NI6) co-localizing with a previously reported quantitative trait locus (QTL) largely affecting primary carbon metabolism in tomato. Of the eight A/N-INV genes identified in the tomato genome, NI6 mRNA is present in all organs, but its expression was higher in sink tissues (mainly roots and fruits). A NI6-GFP fusion protein localized to the cytosol of mesophyll cells. Tomato NI6-silenced plants showed impaired growth phenotype, delayed flowering and a dramatic reduction in fruit set. Global gene expression and metabolite profile analyses of these plants revealed that NI6 is not only essential for sugar metabolism, but also plays a signaling role in stress adaptation. We also identified major hubs, whose expression patterns were greatly affected by NI6 silencing; these hubs were within the signaling cascade that coordinates carbohydrate metabolism with growth and development in tomato. | eng |
dc.format | application/pdf | es_AR |
dc.language.iso | eng | es_AR |
dc.publisher | Oxford University Press | es_AR |
dc.rights | info:eu-repo/semantics/restrictedAccess | es_AR |
dc.source | Journal of Experimental Botany 72 (7) : 2525-2543 (Marzo 2021) | es_AR |
dc.subject | Solanum lycopersicum | es_AR |
dc.subject | Tomatoes | eng |
dc.subject | Tomate | es_AR |
dc.subject | Gene Silencing | eng |
dc.subject | Silenciamiento Genético | es_AR |
dc.subject | Growth | eng |
dc.subject | Crecimiento | es_AR |
dc.subject | Flowering | eng |
dc.subject | Floración | es_AR |
dc.subject | Fruiting | eng |
dc.subject | Fructificación | es_AR |
dc.subject | Yields | eng |
dc.subject | Rendimiento | es_AR |
dc.subject | Fructofuranosidase | eng |
dc.subject | Fructofuranosidasa | es_AR |
dc.subject | Metabolism | eng |
dc.subject | Metabolismo | es_AR |
dc.subject | Carbon | eng |
dc.subject | Carbono | es_AR |
dc.title | The cytosolic invertase NI6 affects vegetative growth, flowering, fruit set, and yield in tomato | 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 | Instituto de Biotecnología | es_AR |
dc.description.fil | Fil: Coluccio Leskow, Carla. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina | es_AR |
dc.description.fil | Fil: Coluccio Leskow, Carla. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Conte, Mariana. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina | es_AR |
dc.description.fil | Fil: Conte, Mariana. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: del Pozo, Talía. Universidad Mayor. Centro Tecnológico de Recursos Vegetales. Escuela de Agronomía; Chile | es_AR |
dc.description.fil | Fil: Bermudez Salazar, Luisa. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina | es_AR |
dc.description.fil | Fil: Bermudez Salazar, Luisa. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Bermudez Salazar, Luisa. Universidad de Buenos Aires. Facultad de Agronomía. Cátedra de Genética; Argentina | es_AR |
dc.description.fil | Fil: Lira, Bruno Silvestre. Universidade de São Pablo. Departamento de Botânica. Instituto de Biociencias; Brasil | es_AR |
dc.description.fil | Fil: Gramegna, Giovanna. Universidade de São Pablo. Departamento de Botânica. Instituto de Biociencias; Brasil | es_AR |
dc.description.fil | Fil: Baroli, Irene. Instituto de Biodiversidad y Biología Experimental Aplicada (IBBEA); Argentina | es_AR |
dc.description.fil | Fil: Baroli, Irene. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Burgos, Estanislao. Universidad de Buenos Aires. Instituto de Fisiología, Biología Molecular y Neurociencias (IFIBYNE); Argentina | es_AR |
dc.description.fil | Fil: Burgos, Estanislao. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Zavallo, Diego. Instituto Nacional de Tecnología Agropecuaria (INTA). Instituto de Biotecnología; Argentina | es_AR |
dc.description.fil | Fil: Zavallo, Diego. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina | es_AR |
dc.description.fil | Fil: Kamenetzky, Laura. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Fisiología y Biología Molecular y Celular. Laboratorio de Genómica y Bioinformática de Patógenos; Argentina | es_AR |
dc.description.fil | Fil: Asis, Ramón. Universidad Nacional de Córdoba. Facultad de Ciencias Químicas; Argentina | es_AR |
dc.description.fil | Fil: Gonzalez, Maurıcio. Universidad Mayor. Centro Tecnológico de Recursos Vegetales. Escuela de Agronomía; Chile | es_AR |
dc.description.fil | Fil: Fernie, Alisdair R. Max Planck Institute of Molecular Plant Physiology; Alemania | es_AR |
dc.description.fil | Fil: Rossi, Magdalena. Universidade de São Pablo. Departamento de Botânica. Instituto de Biociencias; Brasil | es_AR |
dc.description.fil | Fil: Osorio, Sonia. University of Malaga. Instituto de Hortofruticultura Subtropical y Mediterránea “La Mayora". Department of Molecular Biology and Biochemistry; España | es_AR |
dc.description.fil | Fil: Osorio, Sonia. Consejo Superior de Investigaciones Científicas; España | es_AR |
dc.description.fil | Fil: Carrari, Fernando. Universidad de Buenos Aires. Facultad de Agronomía. Cátedra de Genética; Argentina | es_AR |
dc.description.fil | Fil: Carrari, Fernando. Universidad de Buenos Aires. Instituto de Fisiología, Biología Molecular y Neurociencias (IFIBYNE); Argentina | es_AR |
dc.subtype | cientifico |
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