Results 41 to 50 of about 3,194 (194)

Divergent litter traits of riparian plant species between humid and drier biomes within the tropics

open access: yesEcography, Volume 2023, Issue 2, February 2023., 2023
Riparian forests provide abundant plant litter – mostly in the form of dead leaves (hereafter litter) – for both forest soils and adjacent stream ecosystems, supporting terrestrial and aquatic detritus‐based food webs. Although the fate of litter is predominantly dependent on its chemical and physical traits, there is limited availability of data on ...
Guilherme Sena   +18 more
wiley   +1 more source

The Role of Herbal Medicine in the Treatment of Acne Vulgaris: A Systematic Review of Clinical Trials

open access: yesEvidence-Based Complementary and Alternative Medicine, Volume 2022, Issue 1, 2022., 2022
Over the past few decades, interest in medicinal plants and phytochemicals for the treatment of skin disorders, including acne vulgaris, has progressively increased. Acne vulgaris is a chronic inflammatory disease of the pilosebaceous unit, which mainly occurs in adolescents and young adults.
Ana Carolina Proença   +3 more
wiley   +1 more source

BIOLOGIA DE POLINIZAÇÃO DE Copaifera langsdorffii Desf. (LEGUMINOSAE-CAESALPINIOIDEAE), O "OLEO-DE-COPAIBA"

open access: yesRevista do Instituto Florestal, 1989
Estudou-se a biologia de polini­zação de Copaifera langsdorffii Desf. a partir da observação de árvores em mata secundária no municipio de Moji-Guaçu, Estado de São Paulo, durante três anos.
Cybele de Souza Machado Crestana   +1 more
doaj   +1 more source

Eletroforese de proteínas e isoenzimas em sementes de Copaifera Langsdorffii Desf. (leguminosae caesalpinioideae) envelhecidas artificialmente [PDF]

open access: yesRevista Árvore, 2006
A eletroforese vem sendo utilizada com a finalidade de auxiliar a avaliação da qualidade fisiológica de sementes de espécies florestais, uma vez que respostas mais rápidas podem ser obtidas usando-se marcadores isoenzimáticos.
Dulcinéia de Carvalho   +4 more
doaj   +1 more source

Polyphenols, antioxidants, and antimutagenic effects of Copaifera langsdorffii fruit

open access: yesFood Chemistry, 2016
Copaifera langsdorffii (copaiba) is a Brazilian exotic fruit, poorly studied regarding its bioactive composition. The aim of this study was to determine bioactive compounds, antioxidant and antimutagenic activities of copaiba pulp. The samples were extracted with different solvents in order to analyze polyphenol compounds (Folin Ciocalteau and HPLC-DAD)
Batista, Ângela Giovana   +9 more
openaire   +2 more sources

Loss of desiccation tolerance in Copaifera langsdorffii Desf. seeds during germination [PDF]

open access: yesBrazilian Journal of Biology, 2014
This study evaluated the loss of desiccation tolerance in C. langsdorffii seeds during the germination process. Seeds were imbibed for 24, 48, 72, 96, 120 and 144 hours and dried to the initial moisture content, kept in this state for 3 days after which they were submitted to pre-humidification and rehydration.
Pereira, Wilson Vicente Souza   +3 more
openaire   +7 more sources

Beta‐caryophyllene as an antioxidant, anti‐inflammatory and re‐epithelialization activities in a rat skin wound excision model

open access: yesOxidative Medicine and Cellular Longevity, Volume 2022, Issue 1, 2022., 2022
The skin is a critical organ for the maintenance of the integrity and protection of the organism. When a wound occurs, a sequence of healing mechanisms is triggered to reconstruct the wounded area. β‐caryophyllene is a sesquiterpene in Copaifera langsdorffii oleoresin with antioxidant and anti‐inflammatory potential.
Lucas Fernando Sérgio Gushiken   +13 more
wiley   +1 more source

Influencia de la disponibilidad de luz y la masa de semillas sobre la germinabilidad y el crecimiento inicial de dos especies congénitas de Fabaceae

open access: yesActa Botanica Mexicana, 2020
Antecedentes y Objetivos: Los factores ambientales pueden interactuar con la historia de vida de las plantas determinando las estrategias reproductivas de individuos adultos y el reclutamiento de plántulas.
Marcilio Fagundes   +9 more
doaj   +1 more source

Fenologia de três espécies arbóreas em um trecho de vegetação subcaducifólia no norte do Piauí, Brasil

open access: yesBiotemas, 2019
A fenologia auxilia na compreensão da dinâmica dos ecossistemas florestais e é essencial para o estudo ecológico e evolutivo dos trópicos. Assim, torna-se necessário conhecer a periodicidade dos eventos vegetativos e reprodutivos para fornecer subsídios
Antonio Maurício Silva Braga   +3 more
doaj   +1 more source

Are Fabaceae the principal super-hosts of galls in Brazil? [PDF]

open access: yesAnais da Academia Brasileira de Ciências, 2020
We surveyed 58 scientific articles published between 1987 and 2018 to evaluate the representative nature of the Fabaceae as hosts of insect galls in Brazil, and to gain a better understanding of the interactions between gall-inducing insects and plants ...
JULIANA SANTOS-SILVA, TAINAR J. ARAÚJO
doaj   +1 more source

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