Mostrando 4 resultados de: 4
Filtros aplicados
Subtipo de publicación
Article(4)
Publisher
Natural Product Research(2)
Emirates Journal of Food and Agriculture(1)
Revista Facultad Nacional de Agronomia Medellin(1)
Antioxidant activity and gc-ms profile of conyza bonariensis l. Leaves extract and fractions
ArticleAbstract: The 2,2-diphenyl-1-picrylhydrazyl (DPPH), ferric reducing power (FRAP), and semivolatile compounds oPalabras claves:bioactivity, Dpph, flavonoid, fractionation, FRAP, PolyphenolAutores:Ana Barragán, Ivan Chóez-Guaranda, Juan Pablo Peñarreta Tivillin, María Quijano-Avilés, Patricia Manzano Santana, Rafael ViteriFuentes:scopusAntioxidant activity optimization and GC-MS profile of aqueous extracts of Vernonanthura patens (Kunth) H. Rob. leaves
ArticleAbstract: The temperature and extraction time of aqueous extracts of Vernonanthura patens (Kunth) H. Rob. (AEVPalabras claves:ABTS, catechin, Dpph, Gallic acid, RSM, TeacAutores:Ivan Chóez-Guaranda, Jenny Ruales, Patricia Manzano Santana, Ruiz Barzola OmarFuentes:scopusEffect of solvent-solvent partition on antioxidant activity and GC-MS profile of Ilex guayusa Loes. leaves extract and fractions
ArticleAbstract: The use of guayusa (Ilex guayusa Loes.) leaves as functional food has increase recently. This work dPalabras claves:bioactivity, caffeine, Dpph, FRAP, volatileAutores:Ana Barragán, Ivan Chóez-Guaranda, María Quijano-Avilés, Patricia Manzano Santana, Rafael ViteriFuentes:googlescopusPolyphenols extracted from Theobroma cacao waste and its utility as antioxidant
ArticleAbstract: Cocoa production is economically significant in Ecuador but large quantities of waste are generatedPalabras claves:Cocoa shell, Dpph, Folin-ciocalteu, Free fatty acids, Peroxide valueAutores:Ana Barragán, Ivan Chóez-Guaranda, Jéssica Hernández, María Quijano-Avilés, Oswaldo Valle, Patricia Manzano Santana, Rafael ViteriFuentes:scopus