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Universidad de Guayaquil. Facultad de Ciencias Químicas(8)
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Chemical characterization using gas chromatography/mass spectrometry of two extracts from Phyllanthus orbicularis HBK
ArticleAbstract: The objective of this paper was the chemical characterization of two extracts from Phyllanthus orbicPalabras claves:Gas chromatography/mass spectrometry, Hydrocarbons, Phyllanthus orbicularis HBK, terpenoidsAutores:Bello Adonis Alarcón, Gutiérrez-Gaitén Y.I., Hernández S.V., Miranda Migdalia Martínez, Porto R.M.d.O.Fuentes:scopusChemical study of the resin of the endemic species Calophyllum pinetorum Bisse
ArticleAbstract: Objectives: to isolate and identify the main components in the methanolic extract of the resin of thPalabras claves:Apetalic acid, Calolongic acid, Calophyllum, Chromans, Isoapetalic acidAutores:Arevalo C., Bello Adonis Alarcón, Lisa A., Méndez Lorenzo R., Osmany Cuesta-Rubio, Rastrelli L.Fuentes:scopusBiflavonoids, main constituents from Garcinia bakeriana leaves
ArticleAbstract: The genus Garcinia is a source of a large variety of organic compounds including biflavonoids, acylpPalabras claves:Biflavonoid, Clusiaceae, Garcinia, NMR, XanthoneAutores:Al-Shagdari A., Bello Adonis Alarcón, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusAnti-inflammatory and antioxidant activity of a methanolic extract of phyllanthus orbicularis and its derived flavonols)
ArticleAbstract: In order to validate the use of Phyllanthus orbicularis (Phyllantaceae) in the traditional medicinePalabras claves:anti-inflammatory activity, Antioxidant activity, flavonoids, Leaf and steam extracts, Phyllanthus orbicularisAutores:Bello Adonis Alarcón, Gutiérrez-Gaitén Y.I., Hernãndez J.L.F., Miranda Migdalia Martínez, Rastrelli L., Roche L.D., Vãzquez M.M.Fuentes:scopusAntimicrobial Assessment of Resins from Calophyllum Antillanum and Calophyllum Inophyllum
ArticleAbstract: The Calophyllum genus is well-known for its antimicrobial and cytotoxic activities, and therefore, wPalabras claves:Antimicrobial, Calophyllum antillanum, Calophyllum inophyllum, Plasmodium falciparumAutores:Bello Adonis Alarcón, Cos P., Maes L., Monzote L., Osmany Cuesta-Rubio, Oubada A.Fuentes:googlescopusAntioxidant properties of pulp and peel of yellow mangosteen fruits
ArticleAbstract: The aim of this work was to compare the antioxidant activity of the peel and pulp extracts of GarcinPalabras claves:Antioxidant activity, Dpph, FRAP, Garcinia tinctoria, Peel, PulpAutores:Arazo M., Bello Adonis Alarcón, Delgado L., Montelier M., Panfet C., Rastrelli L.Fuentes:googlescopus"Gas chromatography/mass spectrometry characterization of the apolar extract from Clusia minor L. leaves"
ArticleAbstract: Sterols, triterpenes, volatiles and other constituents in leaves of Clusia minor L. were analyzed byPalabras claves:Clusia minor L., GC/MS, Gutifferae, Sterols, TerpenesAutores:Bello Adonis Alarcón, Mangas Marín R., Montes de Oca Porto R., Nival Vázquez Lavín A.Fuentes:googlescopusA fast and efficient HPLC-PDA-MS method for detection and identification of pyranochromanone acids in Calophyllum species
ArticleAbstract: Pyranochromanone acids isolated from Calophyllum species have shown a variety of biological potentiaPalabras claves:1D and 2D NMR, Calophyllum antillanum leaves and resin, Calophyllum pinetorum leaves and resin, Calophyllumr rivulare leaves and resin, Pyranochromanone acidsAutores:Bello Adonis Alarcón, Kabani A., Lotti C., Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusDeterminación de fenoles totales y actividad antioxidante en las flores de Ecuadendron acosta-solisianum D.A. Neill
Bachelor ThesisAbstract: Cuatro de cada diez plantas del mundo están en riesgo de extinción. La especie Ecuadendron acosta-soPalabras claves:Actividad antioxidante, ECUADENDRON ACOSTA-SOLISIANUM, FENOLES TOTALESAutores:Ángel Derian Aguirre Bonin, Bello Adonis Alarcón, Martín Alfredo Muñoz QuimiFuentes:rraaeDetermination of biflavonoids in different parts of garcinia bakeriana (Urb) borhidi
ArticleAbstract: Introduction: Previous studies have revealed genus Garcinia to be a rich source of secondary metabolPalabras claves:Biflavonoids, Garcinia bakeriana, UPLCAutores:Al-Shaghdari A., Bello Adonis Alarcón, Osmany Cuesta-RubioFuentes:googlescopus