Buscar
Mostrando ítems 1-10 de 205
Constituintes químicos das flores de Pterogyne nitens (Caesalpinioideae)
(Sociedade Brasileira de Química, 2008-01-01)
The phytochemical investigation of the flowers of Pterogyne nitens (Caesalpinioideae) resulted in the isolation and identification of nine phenolic derivatives, quercetin 3-O-sophoroside, taxifolin, astilbin, ourateacatechin, ...
Constituintes químicos das flores de Pterogyne nitens (Caesalpinioideae)
(Sociedade Brasileira de Química, 2008-01-01)
The phytochemical investigation of the flowers of Pterogyne nitens (Caesalpinioideae) resulted in the isolation and identification of nine phenolic derivatives, quercetin 3-O-sophoroside, taxifolin, astilbin, ourateacatechin, ...
Free radical scavenging activity of Pterogyne nitens Tul. (Fabaceae)
(Academic Journals, 2008-12-17)
As part of our ongoing research on antioxidant agents from Brazilian flora, twenty extracts and fractions obtained from Pterogyne nitens Tulasne (Fabaceae) were screened for free radical scavenging activity by using ABTS ...
Identification of triterpenes and sterols from Pterogyne nitens (fabaceae-caesalpinioideae) using high-resolution gas chromatography
(2009-12-01)
As part of our ongoing bioprospecting studies on secondary metabolites in plants of Cerrado and Atlantic Rain Forest of São Paulo State (Brazil), we describe the identification of triterpenes and sterols present in the ...
Evaluation of micronuclei frequency in Tradescantia pallida pollen mother cells treated with ethanolic extracts isolated from Cryptocarya mandioccana, Cryptocarya moschata and Pterogyne nitens
(2007-12-01)
Although herbal extracts contain several classes of compounds with pharmacological activity, they also present toxic substances with mutagenic effects. The aim of the present study was to verify the mutagenicity of Cryptocarya ...
Anti-Candida and anti-Cryptococcus evaluation of 15 non-alkaloidal compounds from Pterogyne nitens
(2016-10-01)
Objective To evaluate anti-Candida and anti-Cryptococcus activities of 15 non-alkaloidal compounds from Pterogyne nitens Tulasne (Leguminosae), a South American medicinal plant. Methods Compounds were submitted to antifungal ...
Nitensidine A, a guanidine alkaloid from Pterogyne nitens, induces osteoclastic cell death
(2013-07-29)
Nitensidine A is a guanidine alkaloid isolated from Pterogyne nitens, a common plant in South America. To gain insight into the biological activity of P. nitens-produced compounds, we examined herein their biological effects ...
Nitensidine A, a guanidine alkaloid from Pterogyne nitens, induces osteoclastic cell death
(2013-07-29)
Nitensidine A is a guanidine alkaloid isolated from Pterogyne nitens, a common plant in South America. To gain insight into the biological activity of P. nitens-produced compounds, we examined herein their biological effects ...
Flavonols from Pterogyne nitens and their evaluation as myeloperoxidase inhibitors
(Pergamon-Elsevier B.V. Ltd, 2008-05-01)
A myeloperoxidase inhibitory kaempferol derivative, namely pterogynoside (1), was isolated from fruits of Pterogyne nitens, along with six known flavonols, kaempferol, afzelin, kaempferitrin, quercetin, isoquercetrin and ...
Free radical scavenging activity of Pterogyne nitens Tul. (Fabaceae)
(Academic Journals, 2008-12-17)
As part of our ongoing research on antioxidant agents from Brazilian flora, twenty extracts and fractions obtained from Pterogyne nitens Tulasne (Fabaceae) were screened for free radical scavenging activity by using ABTS ...