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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: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:googlescopusLarvicidal activity of ethanolic extract of azadirachta indica against aedes aegypti larvae
ArticleAbstract: Aedes aegypti is a mosquito that carries dengue virus, yellow fever and other diseases transmitted tPalabras claves:Bio-larvicide, Crude ethanolic extract GC-MS, mosquito, Neem, PhytolAutores:Ana Barragán, Andrea Orellana Manzano, Jenny Villamar, Jessica Malusín, María Quijano-Avilés, Oscar Balmaña García, Patricia Manzano Santana, Rafael ViteriFuentes:scopus