Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts
Eggplant fruit is a very rich source of polyphenol compounds endowed with antioxidant properties. The aim of this study was to extract polyphenols from eggplant entire fruit, pulp, or skin, both fresh and dry, and compare results between conventional extraction and microwave-assisted extraction (MAE...
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| Format: | Article |
| Language: | English |
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Wiley
2014-01-01
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| Series: | The Scientific World Journal |
| Online Access: | http://dx.doi.org/10.1155/2014/719486 |
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| author | Loredana Salerno Maria N. Modica Valeria Pittalà Giuseppe Romeo Maria A. Siracusa Claudia Di Giacomo Valeria Sorrenti Rosaria Acquaviva |
| author_facet | Loredana Salerno Maria N. Modica Valeria Pittalà Giuseppe Romeo Maria A. Siracusa Claudia Di Giacomo Valeria Sorrenti Rosaria Acquaviva |
| author_sort | Loredana Salerno |
| collection | DOAJ |
| description | Eggplant fruit is a very rich source of polyphenol compounds endowed with antioxidant properties. The aim of this study was to extract polyphenols from eggplant entire fruit, pulp, or skin, both fresh and dry, and compare results between conventional extraction and microwave-assisted extraction (MAE). The effects of time exposure (15, 30, 60, and 90 min) and solvent (water 100% or ethanol/water 50%) were also evaluated. The highest amount of polyphenols was found in the extract obtained from dry peeled skin treated with 50% aqueous ethanol, irradiated with microwave; this extract contained also high quantity of flavonoids and showed good antioxidant activity expressed by its capacity to scavenge superoxide anion and to inhibit lipid peroxidation. |
| format | Article |
| id | doaj-art-22f1d2c827374ac9bcd7c86796e86743 |
| institution | Kabale University |
| issn | 2356-6140 1537-744X |
| language | English |
| publishDate | 2014-01-01 |
| publisher | Wiley |
| record_format | Article |
| series | The Scientific World Journal |
| spelling | doaj-art-22f1d2c827374ac9bcd7c86796e867432025-08-20T03:54:48ZengWileyThe Scientific World Journal2356-61401537-744X2014-01-01201410.1155/2014/719486719486Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena ExtractsLoredana Salerno0Maria N. Modica1Valeria Pittalà2Giuseppe Romeo3Maria A. Siracusa4Claudia Di Giacomo5Valeria Sorrenti6Rosaria Acquaviva7Dipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyDipartimento di Scienze del Farmaco, Università degli Studi di Catania, Viale A. Doria 6, 95125 Catania, ItalyEggplant fruit is a very rich source of polyphenol compounds endowed with antioxidant properties. The aim of this study was to extract polyphenols from eggplant entire fruit, pulp, or skin, both fresh and dry, and compare results between conventional extraction and microwave-assisted extraction (MAE). The effects of time exposure (15, 30, 60, and 90 min) and solvent (water 100% or ethanol/water 50%) were also evaluated. The highest amount of polyphenols was found in the extract obtained from dry peeled skin treated with 50% aqueous ethanol, irradiated with microwave; this extract contained also high quantity of flavonoids and showed good antioxidant activity expressed by its capacity to scavenge superoxide anion and to inhibit lipid peroxidation.http://dx.doi.org/10.1155/2014/719486 |
| spellingShingle | Loredana Salerno Maria N. Modica Valeria Pittalà Giuseppe Romeo Maria A. Siracusa Claudia Di Giacomo Valeria Sorrenti Rosaria Acquaviva Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts The Scientific World Journal |
| title | Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts |
| title_full | Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts |
| title_fullStr | Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts |
| title_full_unstemmed | Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts |
| title_short | Antioxidant Activity and Phenolic Content of Microwave-Assisted Solanum melongena Extracts |
| title_sort | antioxidant activity and phenolic content of microwave assisted solanum melongena extracts |
| url | http://dx.doi.org/10.1155/2014/719486 |
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