Soil quality effects on Chenopodium album flavonoid content and antioxidant potential
Antioxidant capacity, total phenolic content and flavonoid glycosides profile were compared in C. album samples grown in intensively cultivated (IC) and nondisturbed (ND) soils to evaluate differences in their nutraceutical potential. Petroleum ether, methanol, and aqueous extracts were sequentially...
| Autores principales: | , , |
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| Formato: | Artículo |
| Lenguaje: | Inglés |
| Publicado: |
2017
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| Acceso en línea: | http://hdl.handle.net/20.500.12123/1779 http://pubs.acs.org/doi/pdf/10.1021/jf800421j |
| _version_ | 1855482941418766336 |
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| author | Chludil, Hugo Daniel Corbino, Graciela Beatriz Leicach, Silvia R. |
| author_browse | Chludil, Hugo Daniel Corbino, Graciela Beatriz Leicach, Silvia R. |
| author_facet | Chludil, Hugo Daniel Corbino, Graciela Beatriz Leicach, Silvia R. |
| author_sort | Chludil, Hugo Daniel |
| collection | INTA Digital |
| description | Antioxidant capacity, total phenolic content and flavonoid glycosides profile were compared in C. album samples grown in intensively cultivated (IC) and nondisturbed (ND) soils to evaluate differences in their nutraceutical potential. Petroleum ether, methanol, and aqueous extracts were sequentially obtained from C. album dried samples. Methanol crude extract exhibited the highest antioxidant potential and phenolic content, which were significantly enhanced by soil deterioration. This feature was enhanced in its ethyl acetate/n-buthanol subextract that also yielded higher amounts of the fraction containing flavonoid glycosides in samples grown in IC soils. Compounds were isolated by activity-guided fractionation, and chemical structure−antioxidant activity relationships were established. Chemical structures were elucidated by chemical and spectroscopic methods. Six known flavonoid glycosides were isolated, and their antioxidant activity was determined by DPPH assay. 1, quercetin-3-O-(2′′,6′′-di-O-α-l-rhamnopyranosyl)-β-d-glucopyranoside; 2, kaempferol-3-O-(2′′,6′′-di-O-α-l-rhamnopyranosyl)-β-d-glucopyranoside; 3, quercetin-3-O-β-d-glucopyranosyl-(1′′′→6′′)-β-d-glucopyranoside; 4, rutin; 5, quercetin-3-O-β-d-glucopyranoside; and 6, kaempferol-3-O-β-d-glucopyranoside. Triosides 1 and 2 were identified for the first time in C. album. Our results suggest that this edible weed, ubiquitously present in cultivated fields, should be considered as a nutraceutical food and an alternative source for nutrients and free radical scavenging compounds, particularly when collected from cultivated fields that seem to increase some of its advantages. |
| format | Artículo |
| id | INTA1779 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2017 |
| publishDateRange | 2017 |
| publishDateSort | 2017 |
| record_format | dspace |
| spelling | INTA17792019-02-21T18:29:24Z Soil quality effects on Chenopodium album flavonoid content and antioxidant potential Chludil, Hugo Daniel Corbino, Graciela Beatriz Leicach, Silvia R. Chenopodium Album Suelo Calidad Antioxidantes Contenido Fenólico Flavonoides Soil Quality Antioxidants Phenolic Content Flavonoids Antioxidant capacity, total phenolic content and flavonoid glycosides profile were compared in C. album samples grown in intensively cultivated (IC) and nondisturbed (ND) soils to evaluate differences in their nutraceutical potential. Petroleum ether, methanol, and aqueous extracts were sequentially obtained from C. album dried samples. Methanol crude extract exhibited the highest antioxidant potential and phenolic content, which were significantly enhanced by soil deterioration. This feature was enhanced in its ethyl acetate/n-buthanol subextract that also yielded higher amounts of the fraction containing flavonoid glycosides in samples grown in IC soils. Compounds were isolated by activity-guided fractionation, and chemical structure−antioxidant activity relationships were established. Chemical structures were elucidated by chemical and spectroscopic methods. Six known flavonoid glycosides were isolated, and their antioxidant activity was determined by DPPH assay. 1, quercetin-3-O-(2′′,6′′-di-O-α-l-rhamnopyranosyl)-β-d-glucopyranoside; 2, kaempferol-3-O-(2′′,6′′-di-O-α-l-rhamnopyranosyl)-β-d-glucopyranoside; 3, quercetin-3-O-β-d-glucopyranosyl-(1′′′→6′′)-β-d-glucopyranoside; 4, rutin; 5, quercetin-3-O-β-d-glucopyranoside; and 6, kaempferol-3-O-β-d-glucopyranoside. Triosides 1 and 2 were identified for the first time in C. album. Our results suggest that this edible weed, ubiquitously present in cultivated fields, should be considered as a nutraceutical food and an alternative source for nutrients and free radical scavenging compounds, particularly when collected from cultivated fields that seem to increase some of its advantages. EEA San Pedro Fil: Chludil, Hugo D. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Biología Aplicada y Alimentos. Cátedra de Química Orgánica; Argentina Fil: Corbino, Graciela Beatriz. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria San Pedro; Argentina Fil: Leicach, Silvia R. Universidad de Buenos Aires. Facultad de Agronomía. Departamento de Biología Aplicada y Alimentos. Cátedra de Química Orgánica; Argentina 2017-12-06T15:07:00Z 2017-12-06T15:07:00Z 2008 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/1779 http://pubs.acs.org/doi/pdf/10.1021/jf800421j 1520-5118 eng info:eu-repo/semantics/restrictedAccess application/pdf Journal of agricultural and food chemistry 56 : 5050–5056. (2008) |
| spellingShingle | Chenopodium Album Suelo Calidad Antioxidantes Contenido Fenólico Flavonoides Soil Quality Antioxidants Phenolic Content Flavonoids Chludil, Hugo Daniel Corbino, Graciela Beatriz Leicach, Silvia R. Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title | Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title_full | Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title_fullStr | Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title_full_unstemmed | Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title_short | Soil quality effects on Chenopodium album flavonoid content and antioxidant potential |
| title_sort | soil quality effects on chenopodium album flavonoid content and antioxidant potential |
| topic | Chenopodium Album Suelo Calidad Antioxidantes Contenido Fenólico Flavonoides Soil Quality Antioxidants Phenolic Content Flavonoids |
| url | http://hdl.handle.net/20.500.12123/1779 http://pubs.acs.org/doi/pdf/10.1021/jf800421j |
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