Artículo
In Vitro Toxicity Assessment of Stilbene Extract for Its Potential Use as Antioxidant in the Wine Industry
Autor/es | Medrano Padial, Concepción
Puerto Rodríguez, María Moreno Onorato, Francisco Javier Richard, Tristan Cantos Villar, Emma Pichardo Sánchez, Silvia |
Departamento | Universidad de Sevilla. Departamento de Nutrición y Bromatología, Toxicología y Medicina Legal |
Fecha de publicación | 2019 |
Fecha de depósito | 2019-11-07 |
Publicado en |
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Premios | Premio Anual Publicación Científica Destacada de la US. Facultad de Farmacia |
Resumen | The reduction of sulfur dioxide in wine is a consumer’s demand, considering the allergic effects that may occur in people who are sensitive to it. Stilbenes are candidates of great interest for this purpose because of their ... The reduction of sulfur dioxide in wine is a consumer’s demand, considering the allergic effects that may occur in people who are sensitive to it. Stilbenes are candidates of great interest for this purpose because of their antioxidant/antimicrobial activities and health properties, and also because they are naturally found in the grapevine. In the present study, the in vitro toxicity of an extract from grapevine shoots (with a stilbene richness of 45.4%) was assessed in two human cell lines. Significant damage was observed from 30 μg/mL after 24 h, and 40 µg/mL after 48 h of exposure. Similarly, the ultrastructural study revealed a significant impairment of cell growing. The extract was able to protect cells against an induced oxidative stress at all concentrations studied. In view of the promising results, a more exhaustive toxicological assessment of the extract is needed to confirm the safety of its further use as additive in wine. |
Identificador del proyecto | RTA2015-00005-C02-02 |
Cita | Medrano Padial, C., Puerto Rodríguez, M., Moreno Onorato, F.J., Richard, T., Cantos Villar, E. y Pichardo Sánchez, S. (2019). In Vitro Toxicity Assessment of Stilbene Extract for Its Potential Use as Antioxidant in the Wine Industry. Antioxidants, 8 (10 art. 467), 1-16. |
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