Results 1 to 10 of about 1,131 (190)

Evaluation of the Interaction between the Poincianella pyramidalis (Tul.) LP Queiroz Extract and Antimicrobials Using Biological and Analytical Models. [PDF]

open access: yesPLoS ONE, 2016
Poincianella pyramidalis (Tul.) LP Queiroz (Fabaceae) is an endemic tree of northeastern Brazil, occurring mainly in the Caatinga. Its medicinal use is widespread and is an important therapeutic option against diarrhea, dysentery, and respiratory and ...
Thiago P Chaves   +9 more
doaj   +7 more sources

MORFOLOGIA DE FRUTOS E SEMENTES E GERMINAÇÃO DE Poincianella pyramidalis (Tul.) L. P. Queiroz, comb. Nov [PDF]

open access: yesCiência Florestal, 2016
The objective of this study was to describe the morphological characters of fruits, seeds and seedlings, characterize the germination process and verify that the seed position in the fruit interferes with the seed germination of ...
Andrea Vita Reis Mendonça   +4 more
doaj   +11 more sources

Fluctuating asymmetry of and herbivory on Poincianella pyramidalis (Tul.) L.P. Queiroz (Fabaceae) in pasture and secondary tropical dry forest [PDF]

open access: yesActa Botânica Brasílica, 2013
Plants subjected to stressful environments tend to be more asymmetric with reduced defenses and are therefore more vulnerable to herbivory. This study investigates the relationship between herbivory and fluctuating asymmetry (FA) in Poincianella ...
Viviane Andrade Ribeiro   +3 more
doaj   +4 more sources

Isoschaftoside Inhibits Lipopolysaccharide-Induced Inflammation in Microglia through Regulation of HIF-1α-Mediated Metabolic Reprogramming. [PDF]

open access: yesEvid Based Complement Alternat Med, 2022
Isoschaftoside is a C‐glycosyl flavonoid extracted from the root exudates of Desmodium uncinatum and Abrus cantoniensis. Previous studies suggested that C‐glycosyl flavonoid has neuroprotective effects with the property of reducing oxidative stress and inflammatory markers.
Guan S, Sun L, Wang X, Huang X, Luo T.
europepmc   +2 more sources

Analysis of the Variability of Therapeutic Indications of Medicinal Species in the Northeast of Brazil: Comparative Study. [PDF]

open access: yesEvid Based Complement Alternat Med, 2018
Ethnopharmacological Relevance. This study aims to evaluate the versatility of these species and their agreement of use and/or the informants’ knowledge and verify the variability of the information on the indicated medicinal species in comparison to other species from northeastern Brazilian areas. Materials and Methods.
Ferreira Macedo JG   +9 more
europepmc   +2 more sources

Changes in leaf chlorophyll content associated with flowering and its role in the diversity of phytophagous insects in a tree species from a semiarid Caatinga [PDF]

open access: yesPeerJ, 2018
Phytophagous insects choose their feeding resources according to their own requirements, but their feeding preferences in the semiarid Caatinga have rarely been studied.
Leandro Sousa-Souto   +4 more
doaj   +3 more sources

Climate change will reduce suitable Caatinga dry forest habitat for endemic plants with disproportionate impacts on specialized reproductive strategies. [PDF]

open access: yesPLoS One, 2019
Global climate change alters the dynamic of natural ecosystems and directly affects species distributions, persistence and diversity. The impacts of climate change may lead to dramatic changes in biotic interactions, such as pollination and seed ...
Silva JLSE   +4 more
europepmc   +4 more sources

Phytoestrogen Agathisflavone Ameliorates Neuroinflammation-Induced by LPS and IL-1β and Protects Neurons in Cocultures of Glia/Neurons [PDF]

open access: yesBiomolecules, 2020
Inflammation and oxidative stress are common aspects of most neurodegenerative diseases in the central nervous system. In this context, microglia and astrocytes are central to mediating the balance between neuroprotective and neurodestructive mechanisms.
Monique Marylin Alves de Almeida   +10 more
doaj   +2 more sources

Diversity of endophytic fungi in the leaflets and branches of Poincianella pyramidalis, an endemic species of Brazilian tropical dry forest [PDF]

open access: yesActa Botânica Brasílica, 2021
Plants harbour diverse communities of fungal species in their internal compartments. Endophytic fungi help their hosts to establish, survive, and adapt to different environments.
Thays G. L. Oliveira   +4 more
doaj   +1 more source

Influence of arbuscular mycorrhizal fungi density on growth and metabolism of Handroanthus serratifolius (Vahl) S.O. Grose seedlings

open access: yesPhysiologia Plantarum, Volume 175, Issue 6, November/December 2023., 2023
Abstract Studies on the relationship between Handroanthus serratifolius and arbuscular mycorrhizal fungi (AMF) are limited in the literature. The influence of AMF spore density on plant development is fundamental information to determining the degree of benefits in this relationship. Therefore, the objective of this study was to investigate the effects
Ludyanne da Silva da Sousa   +4 more
wiley   +1 more source

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