Alexandre Toshirrico Cardoso Taketa

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Phytochemistry | 1996

Matesaponin 5, a highly polar saponin from Ilex paraguariensis

Katia H. Kraemer; Alexandre Toshirrico Cardoso Taketa; Eloir Paulo Schenkel; Grace Gosmann; Dominique Guillaume

The structure of matesaponin 5, a novel saponin isolated from the leaves of the Ilex paraguariensis, was established as ursolic acid-3-0-{beta-D-glucopyranosyl-(1->3)-[alpha-L-rhamnopyranosyl-(1->2)]-alpha-L- arabino pyranosyl}-(28->1)-beta-D-glucopyranosyl-(1->4)-beta-D-glucopyranosyl-(1 ->6)-beta-D-glucopyranosyl] ester.

Journal of Natural Products | 1995

Triterpenoid saponins from Ilex paraguariensis.

Grace Gosmann; Dominique Guillaume; Alexandre Toshirrico Cardoso Taketa; Eloir Paulo Schenkel

Journal of Natural Products | 2004

Triterpenoids from Brazilian Ilex Species and Their in Vitro Antitrypanosomal Activity

Alexandre Toshirrico Cardoso Taketa; Simone Cristina Baggio Gnoatto; Grace Gosmann; Viviane Silva Pires; Eloir Paulo Schenkel; Dominique Guillaume

Journal of Natural Products | 2007

Intrapilosins I-VII, pentasaccharides from the seeds of Ipomoea intrapilosa.

Moustapha Bah; Lilia Chérigo; Alexandre Toshirrico Cardoso Taketa; Mabel Fragoso-Serrano; Gerald B. Hammond; Rogelio Pereda-Miranda

Journal of Natural Products | 2004

Isolation of Nor-secofriedelanes from the Sedative Extracts of Galphimia glauca §

Alexandre Toshirrico Cardoso Taketa; Jorge Lozada-Lechuga; Mabel Fragoso-Serrano; María Luisa Villarreal; Rogelio Pereda-Miranda

Planta Medica | 2006

Production of Triterpenoids in Liquid-Cultivated Hairy Roots of Galphimia glauca

Blanca L. Nader; Alexandre Toshirrico Cardoso Taketa; Rogelio Pereda-Miranda; Ma. Luisa Villarreal

Acta farmacéutica bonaerense | 1994

Saponins from Ilex pseudobuxus

Alexandre Toshirrico Cardoso Taketa; Eloir Paulo Schenkel

Pharmacology & Pharmacy | 2012

Antibacterial Activity of Bougainvillea glabra, Eucalyptus globulus, Gnaphalium attenuatum, and Propolis Collected in Mexico

Oswaldo Javier Enciso-Díaz; Alfonso Méndez-Gutiérrez; Lourdes Hernández De Jesús; Ashutosh Sharma; María Luisa Villarreal; Alexandre Toshirrico Cardoso Taketa

Revista Digital Universitaria (1607 - 6079). Vol. 15, No. 8 (2014) | 2014