Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines
Background and Aims: Exogenously applied nitric oxide (NO) and abscisic acid (ABA) are known to improve the tolerance of plants to abiotic stress. The effects of NO and ABA applications on physiological and metabolic responses associated with vine protection against water stress were analysed. Meth...
| Autores principales: | , , , , , |
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| Formato: | Artículo |
| Lenguaje: | Inglés |
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Wiley
2021
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| Acceso en línea: | http://hdl.handle.net/20.500.12123/9001 https://onlinelibrary.wiley.com/doi/abs/10.1111/ajgw.12485 https://doi.org/10.1111/ajgw.12485 |
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| author | Pontin, Mariela Ana Murcia, Mauro German Bottini, Ambrosio Rubén Fontana, Ariel Bolcato, Leonardo Piccoli, Patricia Noemí |
| author_browse | Bolcato, Leonardo Bottini, Ambrosio Rubén Fontana, Ariel Murcia, Mauro German Piccoli, Patricia Noemí Pontin, Mariela Ana |
| author_facet | Pontin, Mariela Ana Murcia, Mauro German Bottini, Ambrosio Rubén Fontana, Ariel Bolcato, Leonardo Piccoli, Patricia Noemí |
| author_sort | Pontin, Mariela Ana |
| collection | INTA Digital |
| description | Background and Aims: Exogenously applied nitric oxide (NO) and abscisic acid (ABA) are known to improve the tolerance of plants to abiotic stress. The effects of NO and ABA applications on physiological and metabolic responses associated with vine protection against water stress were analysed.
Methods and Results: The responses to the NO donor sodium nitroprusside (hereinafter referred to as NO treatment) and ABA were assessed on metabolic profiling, the activity of antioxidant enzymes, and physiological parameters in leaves of water‐stressed Malbec vines. Application of NO and ABA partially closed stomata, thus increasing water potential and reducing vine growth. As well, NO and ABA increased guaiacol peroxidase activity and the concentration of specific sugars and anthocyanins in leaves, whereas the accumulation of amino acids was reduced, in turn associated with less protein degradation. Differential responses triggered by NO in stimulating ascorbate peroxidase activity and in incrementing tricarboxylic acid cycle intermediates and terpenes that stabilise membranes, suggest differential mechanisms for NO and ABA in counteracting water stress effects in leaves of grapevines.
Conclusions: Nitric oxide and ABA differentially regulate osmoprotective and antioxidative mechanisms related to water stress tolerance in grapevines. |
| format | Artículo |
| id | INTA9001 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2021 |
| publishDateRange | 2021 |
| publishDateSort | 2021 |
| publisher | Wiley |
| publisherStr | Wiley |
| record_format | dspace |
| spelling | INTA90012025-06-26T14:41:45Z Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines Pontin, Mariela Ana Murcia, Mauro German Bottini, Ambrosio Rubén Fontana, Ariel Bolcato, Leonardo Piccoli, Patricia Noemí Vid ABA Óxido Nítrico Estrés de Sequia Resistencia a la Sequía Vitis vinifera Metabolitos Secundarios Grapevines Nitric Oxide Drought Stress Drought Resistance Secondary Metabolites Ácido Abscísico Background and Aims: Exogenously applied nitric oxide (NO) and abscisic acid (ABA) are known to improve the tolerance of plants to abiotic stress. The effects of NO and ABA applications on physiological and metabolic responses associated with vine protection against water stress were analysed. Methods and Results: The responses to the NO donor sodium nitroprusside (hereinafter referred to as NO treatment) and ABA were assessed on metabolic profiling, the activity of antioxidant enzymes, and physiological parameters in leaves of water‐stressed Malbec vines. Application of NO and ABA partially closed stomata, thus increasing water potential and reducing vine growth. As well, NO and ABA increased guaiacol peroxidase activity and the concentration of specific sugars and anthocyanins in leaves, whereas the accumulation of amino acids was reduced, in turn associated with less protein degradation. Differential responses triggered by NO in stimulating ascorbate peroxidase activity and in incrementing tricarboxylic acid cycle intermediates and terpenes that stabilise membranes, suggest differential mechanisms for NO and ABA in counteracting water stress effects in leaves of grapevines. Conclusions: Nitric oxide and ABA differentially regulate osmoprotective and antioxidative mechanisms related to water stress tolerance in grapevines. EEA La Consulta Fil: Pontin, Mariela Ana. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Pontin, Mariela Ana. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina. Fil: Pontin, Mariela Ana. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria La Consulta; Argentina Fil: Murcia, Mauro Germán. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Murcia, Mauro Germán. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Murcia, Mauro Germán. Consejo Nacional de Investigaciones Científicas y Técnicas. Fundación Instituto Leloir. Instituto de Investigaciones Bioquímicas de Buenos Aires; Argentina Fil: Bottini, Ambrosio Ruben. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Bottini, Ambrosio Ruben. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Bottini, Ambrosio Ruben. Universidad Juan A. Maza. Área de Ciencia y Técnica; Argentina Fil: Fontana, Ariel. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Fontana, Ariel. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Bolcato, L. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Bolcato, L. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Piccoli, Patricia Noemí. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Mendoza. Instituto de Biología Agrícola de Mendoza; Argentina Fil: Piccoli, Patricia Noemí. Universidad Nacional de Cuyo. Facultad de Ciencias Agrarias. Instituto de Biología Agrícola de Mendoza; Argentina 2021-03-30T16:34:08Z 2021-03-30T16:34:08Z 2021-03 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/9001 https://onlinelibrary.wiley.com/doi/abs/10.1111/ajgw.12485 1322-7130 1755-0238 https://doi.org/10.1111/ajgw.12485 eng info:eu-repo/semantics/restrictedAccess application/pdf Wiley Australian Journal of Grape and Wine Research (First published: 22 March 2021) |
| spellingShingle | Vid ABA Óxido Nítrico Estrés de Sequia Resistencia a la Sequía Vitis vinifera Metabolitos Secundarios Grapevines Nitric Oxide Drought Stress Drought Resistance Secondary Metabolites Ácido Abscísico Pontin, Mariela Ana Murcia, Mauro German Bottini, Ambrosio Rubén Fontana, Ariel Bolcato, Leonardo Piccoli, Patricia Noemí Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title | Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title_full | Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title_fullStr | Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title_full_unstemmed | Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title_short | Nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| title_sort | nitric oxide and abscisic acid regulate osmoprotective and antioxidative mechanisms related to water stress tolerance of grapevines |
| topic | Vid ABA Óxido Nítrico Estrés de Sequia Resistencia a la Sequía Vitis vinifera Metabolitos Secundarios Grapevines Nitric Oxide Drought Stress Drought Resistance Secondary Metabolites Ácido Abscísico |
| url | http://hdl.handle.net/20.500.12123/9001 https://onlinelibrary.wiley.com/doi/abs/10.1111/ajgw.12485 https://doi.org/10.1111/ajgw.12485 |
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