Results 11 to 20 of about 7,401 (180)

Quality Assessment of Melatonin Supplements Marketed in Brazil: Alarming Discrepancies

open access: yesJournal of Food Quality
Melatonin (MLT) is a hormone naturally produced by the pineal gland at night. It has multifunctional properties, including the regulation of circadian rhythms, antioxidant effects, and potential treatments for insomnia and jet lag.
Elizane Langaro   +3 more
doaj   +2 more sources

Silk Fibroin-Stabilized Lapachol Microemulsion Enhances Antiglioma Activity In Vitro. [PDF]

open access: yesChem Biodivers
Silk fibroin‐stablized lapachol microformulation antiglioma activity. ABSTRACT Gliomas are the most prevalent of the brain tumors, and are associated with high mortality and limited therapeutic options. This study introduces, for the first time, a silk fibroin (SF)‐based microemulsion as a nanocarrier for lapachol (LP).
Queiroz JP   +10 more
europepmc   +2 more sources

Gamma-hexalactone flavoring causes DNA lesion and modulates cytokines secretion at non-cytotoxic concentrations

open access: yesBMC Pharmacology and Toxicology, 2019
Background The γ-hexalactone is a flavoring agent for alcoholic beverages, teas, breads, dairy products, coffees, buttery products among others. It presents low molecular weight and exhibits sweet fruity aroma with nuances of nuts.
Luísa Zuravski   +9 more
doaj   +1 more source

Energy management: a synthesis of scientific publications on biodigestion for waste management

open access: yesRevista Ambiente & Água, 2017
Environmentally friendly options for waste disposal and the need for expansion and diversification of the national and international energy matrix are relevant issues today.
Marcia Aparecida Andreazzi   +3 more
doaj   +1 more source

Violência, escola e sociedade

open access: yesRevista de Educação PUC-Campinas
Considerada aquela que “vem de fora” e interfere na dinâmica interna do espaço escolar, a violência, em suas variadas manifestações, tem aumentado sistematicamente na sociedade brasileira, exigindo investigações com o objetivo de melhor compreender suas
Iolete Ribeiro da Silva   +3 more
doaj   +1 more source

Avaliação para riscos cardiovasculares em estudantes de enfermagem

open access: yesREME: Revista Mineira de Enfermagem, 2015
Objetivou-se identificar os riscos cardiovasculares em estudantes universitários do curso de Enfermagem. Trata-se de pesquisa transversal de caráter exploratório e abordagem quantitativa, realizada no período de março a novembro de 2012, junto a 84 ...
Jiovana De Souza Santos   +5 more
doaj   +1 more source

CARACTERIZAÇÃO DOS CASOS DE ÓBITO ACIDENTAL DE CRIANÇAS POR ASPIRAÇÃO DE CORPOS ESTRANHOS EM MINAS GERAIS

open access: yesREME: Revista Mineira de Enfermagem, 2019
RESUMO Objetivo: caracterizar os casos de óbitos decorrentes de asfixia acidental por sufocação em crianças. Método: estudo descritivo e retrospectivo de dados secundários no qual procedeu-se à análise dos dados dos óbitos de crianças menores de um ano e
Jesislei Bonolo do Amaral   +4 more
doaj   +1 more source

Assessing Workplace Bullying: Psychometric Analysis of the Negative Acts Questionnaire-Revised (NAQ-R) among Brazilian Teachers

open access: yesAvances en Psicología Latinoamericana
Most research on school violence in Brazil has overlooked teacher victimization, focusing instead on students. This study focused on evaluating the psychometric properties of the Negative Acts Questionnaire- Revised (NAQ-R) in a sample of 10.148 ...
Esthela Sá Cunha   +7 more
doaj   +1 more source

A new combination in Strophopappus (Asteraceae, Vernonieae, Lepidaploinae)

open access: yesNordic Journal of Botany, EarlyView.
Revisions of herbarium collections reveal a new combination in Strophopappus (Asteraceae, Vernonieae, Lepidaploinae). Strophopappus comprises nine species occurring in South America, eight of which are endemic to Brazil. Currently, Vernonia riedeliana is treated as a synonym of Strophopappus bicolor.
Danielle Remor   +2 more
wiley   +1 more source

Prevalence of actinic cheilitis in Brazilian semi-arid region farmers

open access: yesRevista Cubana de Estomatología, 2021
Introduction: Actinic cheilitis is an inflammatory, potentially malignant lesion associated with excessive sun exposure. Objective: To evaluate the prevalence of actinic cheilitis in a group of farmers, as well as the perception and knowledge of that ...
Izabelly Germinia Gomes de Melo   +6 more
doaj  

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