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A 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:googlescopusChemical characterization and antioxidant potential of ecuadorian propolis
ArticleAbstract: The chemical composition and the antioxidant potential of Ecuadorian propolis samples (n = 19) collePalabras claves:Antioxidant activity, Clusia, Diterpenes, Ecuadorian propolis, GC-MS, LC-MS, Mangifera, PHENOLIC COMPOUNDS, PopulusAutores:Celano R., Ingrid Márquez-Hernández, Irán Rodríguez-Delgado, Mercedes Campo Fernández, Montes de Oca Porto R., Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusChemical characterization of Cuban propolis by HPLC-PDA, HPLC-MS, and NMR: The brown, red, and yellow Cuban varieties of propolis
ArticleAbstract: Sixty-five samples of propolis were collected from eleven regions of Cuba; methanolic extracts of prPalabras claves:1D NMR spectroscopy, Brown, red, and yellow type, Cuban propolis, HPLC-ESI/MS, HPLC-PDA, Isoflavonoids, polyisoprenylated benzophenones, PterocarpansAutores:Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L., Rosado A.Fuentes:googlescopusChemical constituents of red Mexican propolis
ArticleAbstract: Chemical investigation of a red-type Mexican propolis sample has led to the isolation of three new cPalabras claves:1,3-diarylpropane derivatives, 1D and 2D NMR spectroscopy, ESI-MS/MS, Flavonoids and isoflavonoids, Mexican propolis, PterocarpansAutores:Ingrid Márquez-Hernández, Lotti C., Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusChemistry and biological activity of polyisoprenylated benzophenone derivatives
ArticleAbstract: Plants of the family Clusiaceae or Guttiferae, in articular those belonging to the genera Clusia, anPalabras claves:Autores:Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusBiflavonoids, 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:googlescopusCuban and Brazilian red propolis: Botanical origin and comparative analysis by high-performance liquid chromatography-photodiode array detection/ electrospray ionization tandem mass spectrometry
ArticleAbstract: Chemical composition of propolis depends on the specificity of the local flora at the site of collecPalabras claves:Dalbergia ecastophyllum, Isoflavonoids, polyisoprenylated benzophenones, red propolis, retusapurpurin A and B, tandem mass spectrometryAutores:Campone L., Lotti C., Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:scopusGC-MS determination of isoflavonoids in seven red cuban propolis samples
ArticleAbstract: In the present study, the phenolic composition analysis of seven red varieties of propolis, collectePalabras claves:GC-MS, Isoflavonoids, Pterocarpans, Red cuban propolisAutores:Ingrid Márquez-Hernández, Mercedes Campo Fernández, Montes de Oca Porto R., Osmany Cuesta-Rubio, Perez A.R., Piccinelli L.A., Rastrelli L.Fuentes:scopusIsoflavonoids isolated from cuban propolis
ArticleAbstract: Chemical investigation of a red-type Cuban propolis sample has led to the isolation of 11 isoflavonoPalabras claves:(-)-liquiritigenin, 1D and 2D NMR spectroscopy, Cd, ESI-MS/MS, Isoflavans, Isoflavonoids, Isoliquiritigenin, propolis, PterocarpansAutores:De Simone F., Ingrid Márquez-Hernández, Mercedes Campo Fernández, Osmany Cuesta-Rubio, Piccinelli L.A., Rastrelli L.Fuentes:googlescopusStructural revision of clusianone and 7-epi-clusianone and anti-HIV activity of polyisoprenylated benzophenones
ArticleAbstract: For the first time, the tautomeric pairs of clusianone and 7-epi-clusianone were isolated from the sPalabras claves:Anti-HIV, Clusia torresii, Clusianone and 7-epi-clusianone, NMR, Quantum mechanical calculationsAutores:Barone V., Chica M.B., Mahmood N., Osmany Cuesta-Rubio, Pagano B., Pavone M., Piccinelli L.A., Rastrelli L.Fuentes:googlescopus