Results 71 to 80 of about 3,711 (200)

Food niche overlap among neotropical frugivorous bats in Costa Rica

open access: yesRevista de Biología Tropical, 2007
Food habits of 15 species of frugivorous bats were studied at La Selva Biological Station, Costa Rica. Eight hundred and fifty-four (854) fecal samples and 169 samples from fruit parts and seeds discarded by bats beneath feeding roosts were analyzed ...
Jorge E Lopez, Christopher Vaughan
doaj  

Methyl 5,7-dihydroxy-2,2,9-trimethyl-6,11-dioxo-6,11-dihydro-2H-anthra[2,3-b]pyran-8-carboxylate

open access: yesActa Crystallographica Section E, 2008
The title compound, C22H18O7, also known as laurentiquinone B, is a new anthraquinone which was isolated from Vismia laurentii, a Cameroonian medicinal plant. The asymmetric unit contains two independent molecules. Each of them contains four fused rings,
Annelise Lobstein   +4 more
doaj   +1 more source

Influência de espécies perenes sobre os grupos funcionais da fauna do solo em sistemas agrossilviculturais na Amazônia Central. [PDF]

open access: yes, 2019
O objetivo do trabalho foi avaliar a influência de algumas espécies perenes (palmeiras, frutíferas e madeireiras) sobre a diversidade, abundância, e distribuição vertical dos grupos funcionais de fauna do solo, em comparação com Vismia cayennensis ...
BARROS, E.   +8 more
core  

Anthraquinones and triterpenoids from seeds of Vismia guineensis

open access: yesBiochemical Systematics and Ecology, 2013
German Academic Exchange Service (DAAD) (Germany)
Tala, Michel Feussi   +5 more
openaire   +2 more sources

Antibacterial Activity of the Crude Extract and Constituents of Var. (Guttiferae) Collected in Venezuela

open access: yesNatural Product Communications, 2007
The antibacterial activities of the crude extract of Vismia baccifera var. dealbata Triana & Planch and of compounds isolated from it (sesamin, friedelin and vismiaquinone) were evaluated against Staphylococcus aureus (ATCC 25923), Enterococcus faecalis (
Fabiola Salas   +3 more
doaj   +1 more source

In vitro cultivation of Vismia japurensis: Isolation of the new anthrone 1,8,10-trihydroxy-3,10-dimethyl-9(10H)-anthracenone [PDF]

open access: yesAnais da Academia Brasileira de Ciências
Vismia japurensis Reichardt is a plant of ecological and chemical importance from which a variety of bioactive substances have been isolated. The current study aimed to establish in vitro cultures of this species as a source of secondary metabolites ...
LAÍSLEY M. LIMA   +3 more
doaj   +1 more source

Características da estrutura de uma floresta de terra firme em Porto Velho, Rondônia. [PDF]

open access: yes, 2011
O objetivo deste trabalho foi estudar a estrutura de um fragmento de floresta ombrófila aberta com a finalidade de ampliar o sistema de informações sobre a tipologia florestal no estado de Rondônia.
BARROS, J. de O.   +5 more
core  

ACTIVIDAD ANTIOXIDANTE Y CONTENIDO FENÓLICO DE LOS EXTRACTOS PROVENIENTES DE LAS BAYAS DE DOS ESPECIES DEL GÉNERO VISMIA (GUTTIFERAE) ANTIOXIDANT ACTIVITY AND PHENOLIC CONTENT OF EXTRACTS FROM BERRIES OF TWO SPECIES OF VISMIA GENUS (GUTTIFERAE)

open access: yesVitae, 2008
El material vegetal resultante del secado y molienda de las bayas de Vismia baccifera ssp. ferruginea y V. guianensis colectado en el Parque Regional Arví (Antioquia, Col.), se extrajo mediante percolación sucesiva con éter de petróleo, acetato de etilo ...
Edwin ÁLVAREZ R   +6 more
doaj  

Liste des espèces de Phanérogames et de Ptéridophytes de Guyane française d'après l'Herbier du Centre ORSTOM de Cayenne [PDF]

open access: yes, 1988
La liste présente les noms de 3.748 espèces et des 337 taxons infraspécifiques des plantes récoltées en Guyane française et dont au moins un échantillon a été déposé à l'Herbier du Centre ORSTOM de Cayenne depuis sa création en 1956.
Cremers, Georges   +3 more
core  

The use of medicinal plants by the Yanomami indians of Brazil [PDF]

open access: yes, 1996
The results of the first detailed study of the use of medicinal plants by a group of Yanomami Indians are presented. Contrary to previous assumptions, they are shown to possess a substantial pharmacopoeia, including at least 113 species of plants and ...
Albert, Bruce, Milliken, W.
core   +1 more source

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