Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina)
The broad-spectrum herbicide glyphosate (N – phosphonomethylglicine) is the most common pesticide used in the Humid Pampa, the main agricultural region in Argentina. According to agronomical practices and topogeographical characteristics of the region, rhizoremediation arises as a promising technolo...
| Autores principales: | , , , , |
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| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
| Publicado: |
2018
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| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12123/2098 https://doi.org/10.1016/j.ecoleng.2016.01.031 |
| _version_ | 1855034903506190336 |
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| author | Massot, Francisco Vitali, Victoria Andrea Smith, María Emilia Giulietti, Ana Maria Merini, Luciano José |
| author_browse | Giulietti, Ana Maria Massot, Francisco Merini, Luciano José Smith, María Emilia Vitali, Victoria Andrea |
| author_facet | Massot, Francisco Vitali, Victoria Andrea Smith, María Emilia Giulietti, Ana Maria Merini, Luciano José |
| author_sort | Massot, Francisco |
| collection | INTA Digital |
| description | The broad-spectrum herbicide glyphosate (N – phosphonomethylglicine) is the most common pesticide used in the Humid Pampa, the main agricultural region in Argentina. According to agronomical practices and topogeographical characteristics of the region, rhizoremediation arises as a promising technology to mitigate glyphosate impact on health and agroecosystems. Lotus corniculatus L. (birdsfoot trefoil) and Lotus tenuis Waldst. et Kit. (=Lotus glaber Mill., narrowleaf trefoil) were selected to carry out tolerance studies as the starting point of a rhizoremediation process. L. corniculatus presented the highest root and foliar tolerance to glyphosate, corresponding to 5.0 mg kg−1 and 700 g ha−1 respectively. The enzyme enolpyruvylshikimate-3-phosphate synthase (EPSP synthase) partial cDNA sequence and whole plant shikimate accumulation assay were performed on L. corniculatus in order investigate tolerance mechanisms. No amino acid substitution related to glyphosate tolerance was found on EPSP synthase cDNA sequence. The shikimate accumulation study indicates that limited uptake and/or translocation of the herbicide is the most probable tolerance mechanism. Results obtained in this study, plus the productive and adaptive advantages of L. corniculatus make it a valuable candidate to develop rhizoremediation strategies. |
| format | info:ar-repo/semantics/artículo |
| id | INTA2098 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2018 |
| publishDateRange | 2018 |
| publishDateSort | 2018 |
| record_format | dspace |
| spelling | INTA20982018-03-22T15:44:09Z Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) Massot, Francisco Vitali, Victoria Andrea Smith, María Emilia Giulietti, Ana Maria Merini, Luciano José Lotus Corniculatus Glifosato Resistencia a los Herbicidas Lotus Tenuis Evaluación Resistance to Herbicides Glyphosate Rhizoremediación The broad-spectrum herbicide glyphosate (N – phosphonomethylglicine) is the most common pesticide used in the Humid Pampa, the main agricultural region in Argentina. According to agronomical practices and topogeographical characteristics of the region, rhizoremediation arises as a promising technology to mitigate glyphosate impact on health and agroecosystems. Lotus corniculatus L. (birdsfoot trefoil) and Lotus tenuis Waldst. et Kit. (=Lotus glaber Mill., narrowleaf trefoil) were selected to carry out tolerance studies as the starting point of a rhizoremediation process. L. corniculatus presented the highest root and foliar tolerance to glyphosate, corresponding to 5.0 mg kg−1 and 700 g ha−1 respectively. The enzyme enolpyruvylshikimate-3-phosphate synthase (EPSP synthase) partial cDNA sequence and whole plant shikimate accumulation assay were performed on L. corniculatus in order investigate tolerance mechanisms. No amino acid substitution related to glyphosate tolerance was found on EPSP synthase cDNA sequence. The shikimate accumulation study indicates that limited uptake and/or translocation of the herbicide is the most probable tolerance mechanism. Results obtained in this study, plus the productive and adaptive advantages of L. corniculatus make it a valuable candidate to develop rhizoremediation strategies. Fil: Massot, Francisco. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Microbiología, Inmunología y Biotecnología. Cátedra de Microbiología Industrial y Biotecnología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Nanobiotecnología. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Instituto de Nanobiotecnología; Argentina Fil: Smith, María Emilia. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Microbiología, Inmunología y Biotecnología. Cátedra de Microbiología Industrial y Biotecnología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Instituto de Nanobiotecnología. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Instituto de Nanobiotecnología; Argentina Fil: Vitali, Victoria Andrea. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Oficina de Coordinacion Administrativa Ciudad Universitaria. Instituto de Biodiversidad y Biologia Experimental y Aplicada; Argentina. Universidad de Buenos Aires. Facultad de Ciencias Exactas y Naturales. Departamento de Biodiversidad y Biología Experimental; Argentina Fil: Giulietti, Ana Maria. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica. Departamento de Microbiología, Inmunología y Biotecnología; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay; Argentina Fil: Merini, Luciano José. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Anguil.Laboratorio de Malezas y Herbicidas; Argentina 2018-03-22T14:31:47Z 2018-03-22T14:31:47Z 2016 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/2098 0925-8574 https://doi.org/10.1016/j.ecoleng.2016.01.031 eng info:eu-repograntAgreement/INTA/PNNAT/1128043/AR./Los agroquímicos como fuente de contaminación difusa en agroecosistemas. info:eu-repo/semantics/restrictedAccess application/pdf Ecological engineering 90 : 392-398. (May 2016) |
| spellingShingle | Lotus Corniculatus Glifosato Resistencia a los Herbicidas Lotus Tenuis Evaluación Resistance to Herbicides Glyphosate Rhizoremediación Massot, Francisco Vitali, Victoria Andrea Smith, María Emilia Giulietti, Ana Maria Merini, Luciano José Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title | Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title_full | Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title_fullStr | Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title_full_unstemmed | Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title_short | Assessing the glyphosate tolerance of Lotus corniculatus and L. tenuis to perform rhizoremediation strategies in the Humid Pampa (Argentina) |
| title_sort | assessing the glyphosate tolerance of lotus corniculatus and l tenuis to perform rhizoremediation strategies in the humid pampa argentina |
| topic | Lotus Corniculatus Glifosato Resistencia a los Herbicidas Lotus Tenuis Evaluación Resistance to Herbicides Glyphosate Rhizoremediación |
| url | http://hdl.handle.net/20.500.12123/2098 https://doi.org/10.1016/j.ecoleng.2016.01.031 |
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