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Estudo fitoquímico de folhas e polpa de fruto de Maytenus salicifolia (Celastraceae) e análise quimiotaxonômica em Maytenus sp
(Universidade Federal de Minas GeraisUFMG, 2011-12-20)
This work describes the chemotaxonomy study of Maytenus salicifolia and Maytenus gonoclada, and the phytochemical study of the fruit pulp and leaves of Maytenus salicifolia colected in UFMG Ecological Station in Belo ...
Estudo fitoquímico e biológico das folhas, caule e flores de lychnophora pinaster mart
(Universidade Federal de Minas GeraisUFMG, 2009-07-31)
The trypanosomiasis, popularly known as Chagas Disease, is a protozoonose of the high incidence and endemic, affecting year 15 to 20 million people in America. The disease can become fatal if not treated, being the main ...
Flavonóides, norisoprenóides e outros terpenos das folhas de Tapirira guianensis
(2008)
From hexane fraction of methanol extract of leaves of Tapirira guianensis (Anacardiaceae) were obtained lupeol, 24-methylenecycloartan-3-ol, phytol, α-amyrin, β-amyrin, sitosterol, sitostenone, glycosyl sitosterol, as well ...
Studies on anti-allergic constituents in the leaves and stems of Anchietia salutaris var. martiana (Violaceae)
(Pharmaceutical Soc Japan, 1999-06-01)
The anti-allergic active fractionation of hexane extracts of the leaves and stems of Anchietia salutaris,ar. martiana (family Violaceae) nas performed by monitoring their activities with an in vitro bioassay system measuring ...
Machaerium opacum Vogel (Fabaceae): phytochemical study and toxicity to Atta sexdens Linnaeus (Hymenoptera: Formicidae)
(2021-01-01)
In this work was described the phytochemical investigation of Machaerium opacum Vogel (Fabaceae) leaves as well as the insecticidal activity of its crude extract and fractions against Atta sexdens Linnaeus (Hymenoptera: ...
Studies on anti-allergic constituents in the leaves and stems of Anchietia salutaris var. martiana (Violaceae)
(Pharmaceutical Soc Japan, 1999-06-01)
The anti-allergic active fractionation of hexane extracts of the leaves and stems of Anchietia salutaris,ar. martiana (family Violaceae) nas performed by monitoring their activities with an in vitro bioassay system measuring ...
Caffeic acid esters and triterpenes of Alibertia macrophylla
(Elsevier B.V., 1991-12-01)
A hydroalcoholic extract of the leaves of Alibertia macrophylla afforded the esters of caffeic acid and 2-phenylethanol or 2-methyl butane-1,4-diol. The leaves also contain caffeic acid. The acetone extract of the stems ...
químicos das folhas de Qualea grandiflora: atribuição dos dados de RMN de dois flavonóides glicosilados acilados diastereoisoméricos
(Sociedade Brasileira de Química, 2008-01-01)
Phytochemical investigation from leaves of the Qualea grandiflora (Vochysiaceae) resulted in the isolation and identification of kaempferol-3-O-α-L-(4-E-p-coumaroyl)-rhamnoside, kaempferol-3-O-α-L-(4-Z-p-coumaroyl)-rhamnoside, ...
químicos das folhas de Qualea grandiflora: atribuição dos dados de RMN de dois flavonóides glicosilados acilados diastereoisoméricos
(Sociedade Brasileira de Química, 2008-01-01)
Phytochemical investigation from leaves of the Qualea grandiflora (Vochysiaceae) resulted in the isolation and identification of kaempferol-3-O-α-L-(4-E-p-coumaroyl)-rhamnoside, kaempferol-3-O-α-L-(4-Z-p-coumaroyl)-rhamnoside, ...
Estudo fitoquímico e busca de substâncias bioativas de Chrysophyllum flexuosum (Sapotaceae)
(Universidade Estadual Paulista (Unesp), 2007-02-16)
A família Sapotaceae é composta de 53 gêneros com aproximadamente 600 espécies. Esta família não é extensivamente estudada e é encontrada nas regiões tropicais e subtropicais como arbustos e árvores, incluindo espécies ...