Results 41 to 50 of about 15,303 (137)

Development of Nanoemulsions to Enhance the Antileishmanial Activity of Copaifera paupera Oleoresins

open access: yesBioMed Research International, Volume 2018, Issue 1, 2018., 2018
Based on the ethnopharmacological evidences about the antileishmanial activity of Copaifera spp. oleoresins, the effects of crude extracts and fractions of oleoresin of two specimens from Copaifera paupera were evaluated on Leishmania amazonensis and Leishmania infantum strains.
Igor A. Rodrigues   +7 more
wiley   +1 more source

A new subfamily classification of the Leguminosae based on a taxonomically comprehensive phylogeny: The Legume Phylogeny Working Group (LPWG)

open access: yesTAXON, Volume 66, Issue 1, Page 44-77, February 2017., 2017
Abstract The classification of the legume family proposed here addresses the long‐known non‐monophyly of the traditionally recognised subfamily Caesalpinioideae, by recognising six robustly supported monophyletic subfamilies. This new classification uses as its framework the most comprehensive phylogenetic analyses of legumes to date, based on plastid ...
Nasim Azani   +96 more
wiley   +1 more source

Medicinal Plants from Northeastern Brazil against Alzheimer’s Disease

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2017, Issue 1, 2017., 2017
Alzheimer’s disease (AD) has been linked with oxidative stress, acetylcholine deficiency in the brain, and inflammatory processes. In the northeast region of Brazil, various plants are used to treat several diseases associated with these processes; then an antioxidant test was performed with those plants in a previous work and twelve species with ...
Alexandre Batista Penido   +7 more
wiley   +1 more source

Brazilian Amazon Traditional Medicine and the Treatment of Difficult to Heal Leishmaniasis Wounds with Copaifera

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2017, Issue 1, 2017., 2017
The present study describes the use of the traditional species Copaifera for treating wounds, such as ulcers scarring and antileishmanial wounds. It also relates phytochemical studies, evaluation of the leishmanicidal activity, and toxicity. The species of Copaifera with a higher incidence in the Amazon region are Copaifera officinalis, Copaifera ...
Kelly Cristina Oliveira de Albuquerque   +9 more
wiley   +1 more source

Florística, fitossociologia e estrutura diamétrica de um remanescente florestal no município de Gurupi, Tocantins

open access: yesRevista Verde de Agroecologia e Desenvolvimento Sustentável, 2016
Objetivou-se conhecer a composição florística e fitossociológica da formação florestal cerradão, domínio do Cerrado, Gurupi no estado de Tocantins. Foram demarcadas 2 parcelas de 20x50m2 cada nas quais foram registrados todos os indivíduos arbustivo ...
Marcos Alberto Francisco de Carvalho   +3 more
doaj   +1 more source

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

open access: yes, 2012
Context Copaifera species produce an oleoresin of commercial importance that is widely extracted in Amazon communities. Aims This paper addresses two questions.
Vieira, Abadio H.   +13 more
core   +1 more source

Acute Oral Mammalian Toxicity and Effect of Solvents on Efficacy of Maerua edulis (Gilg. & Ben.) De Wolf against Rhipicephalus (Boophilus) decoloratus Koch, 1844 (Acarina: Ixodidae), Tick Larvae

open access: yesBioMed Research International, Volume 2016, Issue 1, 2016., 2016
Efficacy and toxicity of aqueous and organic solvents extracts of Maerua edulis against ticks and mice, respectively, were determined. Ground leaves were extracted separately using cold water, cold water plus surfactant (1% v/v liquid soap), hot water plus surfactant, hexane, or methanol to make 25% w/v stock solutions from which serial dilutions of 5,
Emmanuel T. Nyahangare   +3 more
wiley   +1 more source

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

open access: yesEvidence-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   +2 more
wiley   +1 more source

Trans‐β‐Caryophyllene: An Effective Antileishmanial Compound Found in Commercial Copaiba Oil (Copaifera spp.)

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2013, Issue 1, 2013., 2013
This study investigated the leishmanicidal activity against Leishmania amazonensis of four commercial oils from Copaifera spp. named as C1, C2, C3, and C4, the sesquiterpene and diterpene pools obtained from distilling C4, and isolated β‐caryophyllene (CAR).
Deivid C. Soares   +5 more
wiley   +1 more source

Identity and relationships of the Arboreal Caatinga among other floristic units of seasonally dry tropical forests (SDTFs) of north‐eastern and Central Brazil

open access: yesEcology and Evolution, Volume 2, Issue 2, Page 409-428, February 2012., 2012
Multivariate and geostatisctic analyses showed that the tree species composition of 187 seasonally dry tropical forests (SDTF) in North‐eastern and Central Brazil varied significantly with both environmental variables and spatial proximity. There is a role for niche‐based control of tree species composition across the SDTFs areas determined primarily ...
Rubens M. Santos   +5 more
wiley   +1 more source

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