Results 101 to 110 of about 16,083 (210)

Vasorelaxant Effect of a Infusion on Precontracted Rat Aortic Rings

open access: yesNatural Product Communications, 2016
Baccharis trimera (Less.) DC is a South American plant that in folk medicine is considered to produce reduction in blood pressure. One aspect of this putative effect is the vasorelaxation. The aim of this work was to evaluate the ability of a B.
Maria. A Gómez   +8 more
doaj   +1 more source

Construir ciência, construir o mundo [PDF]

open access: yes, 2014
A história dos encontros nacionais de História das Ciências e da Tecnologia é recente. Em Junho de 2009, sob a égide do Ministério da Ciência, Tecnologia e Ensino Superior, realizou-se o primeiro encontro, que decorreu no Centro Cultural de Macau, em ...
Andrade, António   +3 more
core  

Diversity and conservational status of vascular plants of "Sierra de las Quijadas" National Park (San Luis, Argentina)

open access: yesRevista de la Facultad de Ciencias Agrarias, 2020
The "Sierra de las Quijadas" National Park, located in the NW of San Luis province, covers 150,252 hectares and preserves a sample of the Chaco-Monte ecotone, with communities of the "Dry Chaco", and "Monte" ecoregions (partly "Monte of plains and ...
Elisa Margarita Petenatti   +5 more
doaj  

Natural Sesquiterpene Lactones as Potential Trypanocidal Therapeutic Agents: A Review

open access: yesNatural Product Communications, 2016
Chagas’ disease and Human African Trypanosomiasis are parasitic diseases that remain major health problems, mainly among the poorest and the most marginalized communities from Latin America and Africa.
Liliana V. Muschietti   +1 more
doaj   +1 more source

COMPARAÇÃO MORFOANATÔMICA DE FOLHAS DE Campomanesia xanthorcapa O. Berg E Campomanesia guaviroba (DC.) Kiaersk. (Myrtaceae) COMO CONTRIBUIÇÃO A FARMACOGNOSIA

open access: yesVisão Acadêmica, 2018
Campomanesia Ruiz & Pav. é um gênero bem delimitado dentro de Myrtaceae, porém o limite entre alguns táxons inferiores são problemáticos. Desse modo o presente trabalho teve como propósito investigar caracteres morfoanatômicos foliares de Campomanesia xanthocarpa O.Berg e C. guaviroba (DC.) Kiaersk.
Polyanna Cristina Simão SAIBERT   +2 more
openaire   +2 more sources

In silico and in vitro chemometrics, cell toxicity and permeability of naringenin 8-sulphonate and derivatives

open access: yesFrontiers in Pharmacology
BackgroundSulphur containing natural compounds are among the most biologically relevant metabolites in vivo. Naringenin 8-sulphonate from Parinari excelsa Sabine was evaluated in a previous work, demonstrating ability to act as a natural anti ...
Tiago Macedo   +3 more
doaj   +1 more source

Programa de farmacognosia

open access: yes, 2010
Programa del curso, que incluye: Mineralojía - Botánica ...
openaire   +2 more sources

Ensayos de alto rendimiento utilizados en farmacognosia: Selección, optimización y validación de métodos de inhibición enzimática por espectrofotometría UV-visible

open access: yesJournal of Pharmacy & Pharmacognosy Research, 2011
In research laboratories of both organic synthesis and extraction of natural products, every day a lot of products that can potentially introduce some biological activity are obtained. Therefore it is necessary to have in vitro assays, which provide reliable information for further evaluation in in vivo systems. From this point of view, in recent years
Graciela Granados-Guzmán   +3 more
openaire   +1 more source

Herbario virtual con selfies: experiencia piloto de innovación docente en la asignatura de Farmacognosia

open access: yes, 2021
Unidad de Calidad, Innovación y Prospectiva de la Universidad de Granada.
Sánchez Santos, Manuel   +2 more
openaire   +1 more source

Levantamento da etnofarmacologia/etnobotânica de plantas medicinais nas comunidades do interior de Curitibanos/SC [PDF]

open access: yes, 2012
Projeto acadêmico (graduação) - Universidade Federal de Santa Catarina. Campus Curitibanos. Ciências Rurais.Embora haja muitos estudos na área, nota-se que boa parte da flora brasileira ainda é desconhecida, o que a torna vulnerável ao desaparecimentos ...
Goetten, Marina
core  

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