Results 31 to 40 of about 231 (103)

Poaia [Psychotria ipecacuanha (Brot.) Stoves]: aspectos da memória cultural dos poaieiros de Cáceres - Mato Grosso, Brasil Ipecac [Psychotria ipecacuanha (Brot.) Stoves]: aspects of cultural memory of "poaieiros" in Cáceres - Mato Grosso, Brazil

Revista Brasileira de Plantas Medicinais, 2012
O Brasil está entre os principais exportadores de poaia [Psychotria ipecacuanha (Brot.) Stoves] seguido do Panamá e Costa Rica. A poaia brasileira apresenta alto valor farmacológico das raízes devido aos teores de emetina e cefalina.
V.A. Teixeira, M.F.B. Coelho, L.C. Ming
doaj   +1 more source

Reproductive studies in ipecac (Psychotria ipecacuanha (Brot.) stockes; Rubiaceae): pollen development and morphology

Brazilian Archives of Biology and Technology, 2008
The aim of this work was to carry out the reproductive studies on Brazilian accessions of ipecac, Psychotria ipecacuanha. It presented heterostyly, with brevistylous and longistylous flowers.
Margarete Magalhães Souza, Ernane Ronie Martins, Telma Nair Santana Pereira, Luiz Orlando de Oliveira   +3 more
doaj   +1 more source

Efecto de la sustitución de insumos en el crecimiento in vitro de Raicilla

Tecnología en Marcha, 2019
La micropropagación de raicilla se ha visto como una alternativa para suplir la necesidad de materiales para productores interesados en el cultivo.
Alexander Jiménez-Rivera, Wayner Montero-Carmona   +1 more
doaj   +1 more source

The “Hidden Diversity” of Medicinal Plants in Northeastern Brazil: Diagnosis and Prospects for Conservation and Biological Prospecting

Evidence-Based Complementary and Alternative Medicine, Volume 2013, Issue 1, 2013., 2013
Increases in ethnobotanical studies and knowledge in recent decades have led to a greater and more accurate interpretation of the overall patterns related to the use of medicinal plants, allowing for a clear identification of some ecological and cultural phenomena.
Deyvson Rodrigues Cavalcanti, Ulysses Paulino Albuquerque, Rômulo Romeu Nóbrega Alves   +2 more
wiley   +1 more source

Medicinal Plants Used as Antitumor Agents in Brazil: An Ethnobotanical Approach

Evidence-Based Complementary and Alternative Medicine, Volume 2011, Issue 1, 2011., 2011
In this study, we describe the medicinal plants that have been reported to be antitumor agents and that have been used in ethnobotanic research in Brazil to answer the following questions: what is the abundance of plants reported to be antitumor in Brazil?
Joabe Gomes de Melo, Ariane Gaspar Santos, Elba Lúcia Cavalcanti de Amorim, Silene Carneiro do Nascimento, Ulysses Paulino de Albuquerque   +4 more
wiley   +1 more source

CONHECIMENTO TRADICIONAL E DIREITO DE PATENTE: Fatos e contradições no caso da Poaia

Brazilian Journal of Empirical Legal Studies, 2017
O artigo decorre de uma pesquisa empírica na área do direito sobre a relação entre Direito de Patente, Biodiversidade e Conhecimento Tradicional associado.
Marcos Vinício Chein Feres, João Vitor de Freitas Moreira, Felipe César de Andrade   +2 more
doaj   +1 more source

Uma alternativa para avaliar a eficiência de meios de cultivo in vitro via modelo de regressão logística

Semina: Ciências Exatas e Tecnológicas, 2004
A avaliação do meio de cultura para o cultivo in vitro de uma determinada espécie é feita através de propriedades físicas e/ou químicas inerentes ao meio de cultivo.
Marcelo Angelo Cirillo, Daniel Furtado Ferreira, Patrícia Schober Gonçalves Lima   +2 more
doaj   +1 more source

An alternative to evaluate the efficiency of in vitro culture medium using a logistic regression model

Semina: Ciências Exatas e Tecnológicas, 2003
The evaluation of a culture medium for the in vitro culture of a species is performed using its physical and/or chemical properties. However, the analysis of the experimental results makes it possible to evaluate its quality.
Daniel Furtado Ferreira, Marcelo Angelo Cirillo, Patrícia Schober Gonçalves Lima   +2 more
doaj  

Emetine, a small molecule natural product, displays potent anti-gastric cancer activity via regulation of multiple signaling pathways. [PDF]

Cancer Chemother Pharmacol, 2023
Peng X, Shi J, Zhao Z, Tong R, Zhang X, Zhong L.   +5 more
europepmc   +1 more source

The Nighttime Fragrance of Guettarda scabra (Rubiaceae): Flower Scent and Its Implications for Moth Pollination. [PDF]

Molecules, 2023
Pimienta MC, Salazar D, Koptur S.
europepmc   +1 more source