Results 21 to 30 of about 4,864 (137)

Chemical Characterization and In Vivo Safety Assessment of Aqueous Extract From Anacardium occidentale L. (Anacardiaceae) Leaves

open access: yesChemistry &Biodiversity, Volume 23, Issue 7, July 2026.
Anacardium occidentale leaf aqueous extract showed rich polyphenolic composition, including flavonoids, tannins, and phenolic acids. Acute toxicity in mice revealed no mortality or adverse effects, with LD50 >2000 mg/kg and GHS Class 5. Genotoxicity assays were negative, supporting safety and potential phytopharmaceutical development, pending chronic ...
Elinado Francisco de Lima Bento   +11 more
wiley   +1 more source

Alinhamento de ferramentas de gestão do conhecimento em uma instituição de ensino superior [PDF]

open access: yesRevista de Gestão e Avaliação Educacional, 2020
O objetivo desta pesquisa foi a elaboração de um projeto de gestão do conhecimento em uma instituição de ensino superior. Buscou-se diagnosticar a realidade da gestão do conhecimento na IES pela aplicação do instrumento de Bukowitz e Williams (2002), bem
Simone Boruck Klein   +2 more
doaj   +1 more source

Synergistic efforts in specimen digitisation, curation and cataloguing of Brazil's megadiverse flora and funga

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 4, Page 1057-1067, July 2026.
The advancement of digital technologies has brought a rapid global information exchange, impacting all areas of our lives. This also applies to science. Knowledge, conservation and scientific innovation on global biodiversity are being strengthened and disseminated at unprecedented scales.
Ana Flávia Alves Versiane   +9 more
wiley   +1 more source

Occurrence of multiple congenital anomalies in Potamotrygon amandae (Elasmobranchii, Potamotrygoninae) embryos, including the first report of bicephaly

open access: yesJournal of Fish Biology, Volume 109, Issue 1, Page 257-263, July 2026.
Abstract Reports of teratogenic embryos in elasmobranchs have been documented in multiple species, with proposed aetiologies including environmental disturbances, genetic mutations, predation, exposure to endocrine‐disrupting compounds and maternal stress.
Douglas de Castro Ribeiro   +2 more
wiley   +1 more source

Proposta de Mentoria entre pares para a formação continuada de docentes no Ensino Fundamental I

open access: yesRevista de Educação PUC-Campinas
O cenário contemporâneo educacional tem-se tornado mais complexo e diversificado, sendo que o educador pode-se deparar com alunos que apresentam diversas demandas educacionais, exigindo dele um conhecimento que esteja alinhado às especificidades desses ...
Jani Bolsonello   +2 more
doaj   +1 more source

Validation and Application of an HPLC–UV Method for the Quantification of 3‐O‐Methylquercetin in Nasal Mucosa

open access: yesELECTROPHORESIS, Volume 47, Issue 6, Page 479-488, June 2026.
This study improved an HPLC–UV method for quantifying 3‐O‐methylquercetin in porcine nasal mucosa following ICH M10 and ANVISA (Brazil) guidelines, assessing selectivity, linearity, accuracy, precision, and robustness. The method was applied for the first time to evaluate release, permeation, and retention profiles of a nasal formulation.
Jeniffer Viviana Ramirez Hernández   +6 more
wiley   +1 more source

When invasions go unnoticed: Public perception of the freshwater jellyfish Craspedacusta sowerbii in Europe

open access: yesPeople and Nature, Volume 8, Issue 6, Page 1957-1973, June 2026.
Abstract Biological invasions are a major driver of biodiversity loss, yet inconspicuous or “cryptic” species often escape detection and public awareness, limiting management responses. We investigated the freshwater jellyfish Craspedacusta sowerbii, likely native to China and now present on six continents, through a 22‐month multilingual online survey
Guillaume Marchessaux   +17 more
wiley   +1 more source

SINERGIAS ENTRE GESTÃO DO CONHECIMENTO E PLANEJAMENTO TECNOLÓGICO: UM ESTUDO DE CASO

open access: yesPerspectivas em Gestão & Conhecimento, 2013
No âmbito das empresas da área de Tecnologia da Informação, o planejamento tecnológico é um importante instrumento de Gestão do Conhecimento que leva em conta tanto as necessidades de mercado quanto a proposição de novas soluções tecnológicas a partir do
Hércules Antonio do Prado   +4 more
doaj  

Outbreak of Toxoplasmosis Caused by the Brazilian Lineage Type BrII in Black Lion Tamarins (Leontopithecus chrysopygus) Co‐Infected With Leishmania sp.

open access: yesJournal of Medical Primatology, Volume 55, Issue 3, June 2026.
ABSTRACT Background Toxoplasmosis and leishmaniosis are zoonotic diseases that affect several species of neotropical primates. Methods Three black lion tamarins (Leontopithecus chrysopygus) kept at a Brazilian zoo died due to a superacute disease.
Acauane Sehnem Lima   +11 more
wiley   +1 more source

Bibliotecários e os desafios da Ciência Aberta: habilidades, recursos e serviços

open access: yesRECIIS
Este estudo tem como objetivo identificar, na literatura científica, produtos e serviços desenvolvidos por bibliotecários vislumbrando as práticas de Ciência Aberta.
Nivaldo Calixto Ribeiro   +2 more
doaj   +1 more source

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