Results 21 to 30 of about 1,554 (177)

Inflorescence Position Influences Phenological Rhythms in Leguminosae Species

open access: yesFloresta e Ambiente, 2021
We present a case study focusing on the influence of inflorescence position on the relationships between foliar and reproductive phases, focusing on three Leguminoseae tree species in the Chapada Diamantina, Brazil.
Alexsandro Bezerra-Silva   +7 more
doaj   +1 more source

Copaifera multijuga, Copaifera pubiflora and Copaifera trapezifolia Oleoresins: Chemical Characterization and in vitro Cytotoxic Potential against Tumoral Cell Lines

open access: yesJournal of the Brazilian Chemical Society, 2020
Copaifera species (Fabaceae) comprises approximately 70 species of large trees, from which 16 can be found in Brazil. The oleoresins obtained from their trunk are widely used in Brazilian folk medicine, which display important antitumoral potential. Chemically, these oleoresins are mainly composed of a mixture of sesquiterpenes and diterpenes.
Luiza Carneiro   +11 more
openaire   +3 more sources

Atividade antimicrobiana do óleo-resina produzido pela copaiba - Copaifera multijuga Hayne (Leguminosae) [PDF]

open access: yesRevista Brasileira de Farmacognosia, 2009
The research of plants with medicinal purposes has great importance for the medical community, one of these is the oil-resin extracted of copaiba, Copaifera multijuga Hayne, which is natural of the Amazon region where a great diversity of this species is found.
Mendonça, Davidy Eduardo   +1 more
openaire   +3 more sources

Resultados preliminares de estudos sobre a conservação e composição bioquímica de sementes de copaíba (Copaifera multijuga Hayne) - LEGUMINOSAE. [PDF]

open access: yesActa Amazonica, 1986
Estudou-se o efeito do armazenamento de sementes de copaíba (Copaifera multijuga Hayne.) em ambiente e em geladeira, tratadas com benlate a 0,1 e 0,2% sobre a percentagem de germinação. Verificou-se uma redução na percentagem de germinação após 30 dia de
José Gilberto Vieira Façanha   +1 more
doaj   +1 more source

Eventos fenológicos de Copaíba (Copaifera officinalis L. -Caesalpiniaceae) em Mata de galeria do Rio Branco, Boa Vista/Roraima, Brasil: uma primeira aproximação [PDF]

open access: yesActa Amazonica, 2000
Árvores de copaíba pertencem ao gênero botânico Copaifera, da família Caesalpiniaceae, e são conhecidas em toda a Amazônia principalmente pela importância medicinal atribuída ao seu óleo-resina e sua casca.
Martinho Alves de ANDRADE JÚNIOR   +1 more
doaj   +1 more source

Interspecific differences in the oleoresin production of Copaifera L. (Fabaceae) in the Amazon rainforest. [PDF]

open access: yes, 2019
Copaifera species produce an oleoresin of commercial importance that is widely extracted in Amazon communities. This paper addresses two questions. (1) What are the morphological characteristics of Copaifera species that influence oleoresin production ...
COSTA, P. da   +6 more
core   +1 more source

Pharmacological evaluation ofCopaifera multijugaoil in rats

open access: yesPharmaceutical Biology, 2011
Copaiba oil is an oleoresin made up of resin acids and volatile compounds, and it is obtained by tapping the trunks of trees that are members of the Copaifera L. (Leguminoseae) genus and are found in tropical parts of Latin America.This study analyzed the chemical composition of Copaifera multijuga Hayne oil and conducted preclinical trials to ...
Cristine, Kobayashi   +9 more
openaire   +2 more sources

Antigenotoxicity properties ofCopaifera multijugaoleoresin and its chemical marker, the diterpene (−)-copalic acid [PDF]

open access: yesJournal of Toxicology and Environmental Health, Part A, 2017
In view of the biological activities and growing therapeutic interest in oleoresin obtained from Copaifera multijuga, this study aimed to determine the genotoxic and antigenotoxic potential of this oleoresin (CMO) and its chemical marker, diterpene (-)-copalic acid (CA).
Alves, Jacqueline Morais   +11 more
openaire   +3 more sources

Prospeção de inibidores de serinoproteinases em folhas de leguminosas arbóreas da floresta Amazônica Prospecting serine proteinase inhibitors in leaves from leguminous trees of the Amazon forest

open access: yesActa Amazonica, 2011
Os inibidores de proteinases são proteínas extensivamente investigadas nos tecidos de estocagem, mas pouco prospectadas em outros tecidos vegetais. O objetivo deste estudo foi detectar a presença de inibidores de serinoproteinases em extratos foliares de
Larissa Ramos Chevreuil   +5 more
doaj   +1 more source

Efeito fungitóxico in vitro do óleo resina e do óleo essencial de copaíba (Copaifera multijuga Hayne) In vitro fungitoxic effect of the oil-resin and the essential oil of copaiba (Copaifera multijuga Hayne)

open access: yesRevista Brasileira de Plantas Medicinais, 2009
Óleo de Copaifera multijuga Hayne, in natura e as frações foram avaliadas quanto às atividades fungitóxicas in vitro, frente a cinco espécies de fungos filamentosos do gênero Aspergillus e três espécies de leveduras do gênero Candida.
R.J.A. Deus   +5 more
doaj   +1 more source

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