Limpar
48 resultados

Acesso aberto

Tipo do recurso

Ano de criação

Produção nacional

Revisado por pares

Áreas

Idioma

Editores

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Lunna Farias, Isla Camilla Carvalho Laureano, Liege Helena Freitas Fernandes, Franklin Delano Soares Forte, Fabiana Vargas‐Ferreira, Catarina Ribeiro Barros de Alencar, Heitor Marques Honório, Alessandro Leite Cavalcanti,

This study aimed to identify the prevalence of molar-incisor hypomineralization (MIH) in schoolchildren and its association with dental caries experience. This was a cross-sectional study with a sample of 471 children aged 8 to 10 years. Data were collected via a sociodemographic questionnaire. Intra-oral clinical examination was done to identify and diagnose MIH (EAPD Criteria) as well as dental caries (ICDAS Index). Statistical analyses were performed with Person's Chi-square, Fisher's exact, and ...

Tópico(s): Oral and Maxillofacial Pathology

2021 - Brazilian Society of Dental Research | Brazilian Oral Research

Artigo Brasil Produção Nacional Revisado por pares

Luciana Favarin, Roberto Laureano‐Melo, Rosa Helena Luchese,

This study evaluated the effect of honey addition on the viability of free and emulsion encapsulated cells of two strains of Bifidobacterium that underwent simulation of human upper gastrointestinal transit. In the control condition, without honey, free cells were drastically reduced after exposure to gastrointestinal conditions. The reduction was more pronounced with Bifidobacterium J7 of human origin. On the other hand, when cells were encapsulated, the viability reduction was higher for strain ...

Tópico(s): Proteins in Food Systems

2015 - Taylor & Francis | Journal of Microencapsulation

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Catarina Ribeiro Barros de Alencar, Franklin Delano Soares Forte, Daniela Ríos, Alessandro Leite Cavalcanti,

The aim of this study was to investigate the prevalence of dental fear and to evaluate its association with dental caries and molar incisor hypomineralization (MIH) in schoolchildren aged 8-10 years from a municipality in Northeastern Brazil. Data from 466 students enrolled in urban public schools in a cross-sectional study were collected. Parents/guardians answered a questionnaire addressing sociodemographic characteristics, dental fear was measured by means of the Children's Fear Survey Schedule- ...

Tópico(s): Dental Health and Care Utilization

2020 - Fundação Odontológica de Ribeirão Preto | Brazilian Dental Journal

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Vanessa Moraes Ramalho Castro, Mariane da Mota Silva, Edlene Ribeiro Prudêncio de Souza, André Fioravante Guerra, Cristiano Jorge Riger, Roberto Laureano‐Melo, Rosa Helena Luchese,

In the development of functional probiotic food, the carrier matrices should be carefully selected and optimized to ensure the highest levels of probiotic survival in the symbiotic food along storage. Because milk and honey food matrices are rich in antioxidant substances, the aim of the research was to evaluate their effect in protecting lactobacilli from reactive oxygen species (ROS) generated by the addition of hydrogen peroxide. Viability assays were performed with and without the addition of ...

Tópico(s): Meat and Animal Product Quality

2021 - Springer Nature | Brazilian Journal of Microbiology

Artigo Brasil Produção Nacional Revisado por pares

Anelise Bergmann Araújo, Gabrielle Dias Salton, Juliana Monteiro Furlan, Natália Schneider, Melissa Helena Angeli, Álvaro Macedo Laureano, Lúcia Mariano da Rocha Silla, Eduardo Pandolfi Passos, Ana Helena da Rosa Paz,

Background Mesenchymal stromal cells (MSCs) are being investigated as a potential alternative for cellular therapy. This study was designed to compare the biological characteristics of MSCs isolated from amniotic membrane (A-MSCs), chorionic membrane (C-MSCs), placental decidua (D-MSCs) and umbilical cord (UC-MSCs) to ascertain whether any one of these sources is superior to the others for cellular therapy purposes. Methods MSCs were isolated from amniotic membrane, chorionic membrane, umbilical cord ...

Tópico(s): Pluripotent Stem Cells Research

2017 - Elsevier BV | Cytotherapy

Artigo Acesso aberto Revisado por pares

Maria Manuela Martins, Ana Isabel Morais, Helena Isidro, Raul Laureano,

The purpose of this research is to identify the factors that can explain practices of voluntary disclosure of information on intellectual capital (IC). This is an empirical quantitative study that seeks to examine the influence of certain firm characteristics (firm size, auditor type, ownership concentration, industry, proportion of non-executive directors (NEDs) on the board, chairman/CEO duality and audit committee) on intellectual capital disclosure (ICD) in Portuguese companies. ICD data for this ...

Tópico(s): Auditing, Earnings Management, Governance

2016 - Springer Science+Business Media | Journal of the Knowledge Economy

Artigo Acesso aberto Brasil Produção Nacional

Cyntia de Medeiros Nogueira, Pauliana Valéria Machado Galvão, Raphaella Abreu Carneiro Campello Santos, Bárbara Raquel Timóteo do Amaral Fragoso, José Rodrigues Laureano Filho, Eliane Helena Alvim de Souza,

Anualmente, 400 mil pessoas morrem por afogamento no mundo, sendo as crianças abaixo de 5 anos as maiores vítimas. Este estudo objetivou descrever o perfil das crianças menores de 5 anos vítimas de afogamento no Brasil no período de 2001 a 2010. Foram realizadas análises descritivas e cruzamentos de variáveis. Os dados foram obtidos nas Declarações de Óbito registradas no Sistema de Informação de Mortalidade. As taxas de mortalidade foram calculadas e padronizadas pelo método direto. Os resultados ...

Tópico(s): Maternal and Neonatal Healthcare

2017 - Secretary of Health of the State of Bahia | Revista Baiana Saúde Pública

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Liege Helena Freitas Fernandes, Isla Camilla Carvalho Laureano, Lunna Farias, Natália Medeiros Andrade, Franklin Delano Soares Forte, Catarina Ribeiro Barros de Alencar, Alessandro Leite Cavalcanti,

To assess the impact of incisor molar hypomineralization (MIH) on oral health-related quality of life (OHRQoL) according to the perception of students and their parents/caregivers.This is a cross-sectional population-based study with 463 Brazilian students aged 11-14 years. OHRQoL was measured using the Child Perceptions Questionnaire (B-CPQ11-14ISF: 16) applied to students and the short version of the Parental-Caregiver Perceptions Questionnaire (B-P-CPQ) applied to parents/caregivers. The diagnosis ...

Tópico(s): Dental Trauma and Treatments

2021 - Hindawi Publishing Corporation | International Journal of Dentistry

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Larissa Cardoso Silva, Heitor de Souza Lago, Márcia Oliveira Terra Rocha, Vanessa Sales de Oliveira, Roberto Laureano‐Melo, Evandro Toledo Gerhardt Stutz, Breno Pereira de Paula, José Francisco Pereira Martins, Rosa Helena Luchese, André Fioravante Guerra, Paula Rodrigues,

This study aimed to produce a probiotic-containing functional wheat beer (PWB) by an axenic culture system with potential probiotic Saccharomyces cerevisiae var boulardii 17 and probiotic-containing functional sour beer (PSB) by a semi-separated co-cultivation system with potential probiotic Lacticaseibacillus paracasei DTA 81 and Saccharomyces cerevisiae S-04. Additionally, results obtained from in vivo behavioral tests with Swiss Webster mice treated with PWB or PSB were provided, which is scarce ...

Tópico(s): Transgenic Plants and Applications

2021 - Springer Science+Business Media | Probiotics and Antimicrobial Proteins

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Natália Medeiros Andrade, Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Alessandro Leite Cavalcanti,

Estimar a prevalência de medo odontológico em escolares e verificar sua associação com o sexo, a faixa etária e os hábitos de saúde bucal. Estudo transversal composto por 44 estudantes do ensino fundamental de escolas públicas. Foram coletados dados referentes a questões sociodemográficas e aos hábitos de saúde bucal das crianças e aplicado o questionário Children’s Fear Survey Schedule - Dental Subscale (CFSS-DS). Foi realizada a análise descritiva dos dados, testes Exato de Fisher e U Mann-Whitney ( ...

Tópico(s): Dental Health and Care Utilization

2020 - Grupo de Pesquisa Metodologias em Ensino e Aprendizagem em Ciências | Research Society and Development

Artigo Revisado por pares

Helena Corominola, J. Méndola, Enric Esmatjes, A. Sáenz, Laureano Fernández‐Cruz, Ramón Gomis,

Effective cryopreservation of pancreatic islets would be valuable in several contexts: for the assessment of islet cell viability, the measurement of β-cell function, and the maintenance of viability and sterility prior to islet transplantation. In this study, isolated rat islets were cryopreserved or not following overnight culture and the most suitable preservation solution for transportation between centers was sought. Unfrozen and frozen-and-thawed islets were allocated to each of four different ...

Tópico(s): Pancreatic function and diabetes

1998 - Elsevier BV | Cryobiology

Artigo Brasil Produção Nacional Revisado por pares

Layse Ferreira de Brito, Fernando Bergara Pereira, Maria Cristina Affonso Lorenzon, Rosane Nora Castro, Roberto Laureano‐Melo, André Fioravante Guerra, Rosa Helena Luchese,

Most of the antioxidant compounds present in propolis affect the viability of a number of undesirable microorganisms, but their role on probiotic microorganisms has not yet been properly elucidated. This research aims to assess the effect of propolis extracts on pathogenic microorganisms, as well as on potential probiotic lactobacilli. It was observed that the maceration in water does not extract the bioactive compounds present in these samples unlike the ethanolic extracts that showed antimicrobial ...

Tópico(s): Microencapsulation and Drying Processes

2022 - American Chemical Society | ACS Food Science & Technology

Artigo Revisado por pares

J. Méndola, Helena Corominola, J.M. González-Clemente, Enric Esmatjes, A. Sáenz, Laureano Fernández‐Cruz, Ramón Gomis,

Cryopreservation of islets of Langerhans is a necessary procedure since human pancreatic islet transplantation has become a reality for the clinical treatment of Type I, insulin-dependent diabetes mellitus. Although successful cryopreservation of rodent and human islets is a well-established technique for islet storage after isolation and purification, little is known about the influence of the freeze–thaw procedure on the islets’ potential to induce angiogenesis and revascularization, a major process ...

Tópico(s): Diabetes Management and Research

1996 - Elsevier BV | Cryobiology

Artigo Brasil Produção Nacional Revisado por pares

Luciana Laureano Costa, Helena Amaral da Fontoura,

Resumo Este artigo traz uma pesquisa de mestrado, um estudo de caso sobre um programa denominado Residencia Pedagogica (RP), implementado no primeiro ano de estagio probatorio para professores ingressantes na rede municipal de educacao de Niteroi, RJ, no ano de 2011. Propoe uma reflexao sobre possibilidades e relevância dessa forma de insercao profissional docente, utilizando entrevistas. O referencial teorico conta com Novoa e Marcelo Garcia sobre a importância dos anos iniciais da docencia e desenvolvimento ...

Tópico(s): Science and Education Research

2018 - UNIVERSIDADE CIDADE DE SÃO PAULO | Revista mbienteeducação

Artigo Acesso aberto Revisado por pares

Joshua S. Woodworth, Helena Strand Clemmensen, Hannah Battey, Karin Dijkman, Thomas Lindenstrøm, Raquel S. Laureano, Randy Taplitz, Jeffrey Morgan, Claus Aagaard, Ida Rosenkrands, Cecilia S. Lindestam Arlehamn, Peter Andersen, Rasmus Mortensen,

Given the encouraging clinical results of both candidate subunit vaccines and revaccination with Bacillus Calmette-Guérin (BCG) against tuberculosis (TB), there is support for combining BCG and subunit vaccination for increased efficacy. BCG and Mycobacterium tuberculosis (Mtb) share ~98% of their genome and current subunit vaccines are almost exclusively designed as BCG boosters. The goal of this study is to design a TB subunit vaccine composed of antigens not shared with BCG and explore the advantages ...

Tópico(s): Immunodeficiency and Autoimmune Disorders

2021 - Nature Portfolio | Nature Communications

Artigo Brasil Produção Nacional Revisado por pares

Wolfmann A. Oliveira, Alba Regina Pereira Rodrigues, Fabiano Alves de Oliveira, Vanessa Sales de Oliveira, Roberto Laureano‐Melo, Evandro Toledo Gerhardt Stutz, Wilson Josè Fernandes Lemos, Breno Pereira de Paula, Erick A. Esmerino, Viviana Corich, Alessio Giacomini, Paula Rodrigues, Rosa Helena Luchese, André Fioravante Guerra,

The present study evaluated the use of the probiotic Lacticaseibacillus paracasei DTA-83 as a nitrite-reducing agent to produce potentially probiotic or postbiotic pre-converted nitrite from celery. The results obtained were compared to those achieved by direct addition of sodium nitrite for the typical reddish color formation in cooked pork sausages and the inhibitory potential against the growth of target microorganisms, including the clostridia group. Regarding the sausages color, similar findings ...

Tópico(s): Animal Nutrition and Physiology

2020 - Elsevier BV | Meat Science

Artigo Brasil Produção Nacional Revisado por pares

Roberto Laureano‐Melo, Rodrigo Fernandes Caldeira, André Fioravante Guerra, Rodrigo Rodrigues da Conceição, Janaína Sena de Souza, Gisele Giannocco, Bruno Guimarães Marinho, Rosa Helena Luchese, Wellington da Silva Côrtes,

The objective of our study was to evaluate whether maternal supplementation with lactic acid bacteria is able to alter neurobehavioral parameters of Swiss mice offspring. For this purpose, female mice were treated during pregnancy and lactation with milk or milk inoculated with L. paracasei DTA 83 at a concentration of 107 cells/ml (p.o, daily). After the end of the treatment, 6 offspring per group were submitted to euthanasia and the hippocampus was dissected for RNA analysis. After completing 70 ...

Tópico(s): Gut microbiota and health

2019 - Elsevier BV | PharmaNutrition

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Liege Helena Freitas Fernandes, Isla Camilla Carvalho Laureano, Lunna Farias, Cibele da Cruz Prates OLIVEIRA, Catarina Ribeiro Barros de Alencar, Alessandro Leite Cavalcanti,

Objective: To assess the impact of Molar Incisor Hypomineralization (MIH) and confounding factors on oral health-related quality of life (OHRQoL) according to the perception of 8 to 10-year-old children and their parents/caregivers. Material and Methods: A cross-sectional study including 403 students aged 8-10 years was carried out, in which OHRQoL was measured using the Child Perceptions Questionnaire administered to both children and parents/caregivers. The diagnosis of MIH was performed according ...

Tópico(s): Dental Health and Care Utilization

2024 - SciELO | Pesquisa Brasileira em Odontopediatria e Clínica Integrada

Artigo Acesso aberto

Sueli Aparecida Spesia Santana, Enoque da Silva Reis, Danielly da Silva Francisco, Josane De Bastiani, Helena Maria de Jesus Laureano,

Este trabalho trata-se de uma breve abordagem sobre uma das tendências da Educação Matemática, neste caso tratando-se das Tecnologias da Informação e Comunicação (TICs), que de certa forma, também pode estar presente em todas as demais tendências da Educação Matemática. O objetivo dessa tendência é o aprender e as interações com a tecnologia, considerando-se que os recursos tecnológicos oportunizam possibilidades de aprendizado da Matemática. Ao falar das TIC, perpassamos alguns autores e suas contribuições ...

Tópico(s): Education Pedagogy and Practices

2023 - | Revista Contemporânea

Artigo

Thiago Pelúcio Moreira, Carmem Sílvia Laureano Dalle Piagge, Laís Paiva Nogueira, Maria Helena Rodrigues Galvão, Carmem Sílvia Laureano Dalle Piagge, Cláudia Batista Mélo,

Objetivou-se investigar o imaginário coletivo de universitários da área de saúde sobre seus objetivos futuros e aspectos mais significativos da vida. Utilizamos quatro questões abertas do instrumento Eudaimonic and Hedonic Happiness Investigation, aplicado a 260 estudantes de uma universidade pública do Nordeste brasileiro. Os dados foram processados no software Iramuteq e analisados sob os referenciais psicanalíticos do conceito de conduta de Bleger e a teoria dos campos de Herrmann. Os resultados ...

Tópico(s): Health, Nursing, Elderly Care

2024 - Servicios Academicos Intercontinentales | Contribuciones a las Ciencias Sociales

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Alessandro Leite Cavalcanti,

Objective: To estimate the prevalence of dental fear and evaluate its association with dental caries and with Molar Incisor Hypomineralization (MIH) in schoolchildren aged 11-14 years. Material and Methods: A cross-sectional study was conducted with 375 adolescents in Campina Grande, Brazil. Socioeconomic and oral health information was collected, while dental fear was measured using the Children's Fear Survey Schedule-Dental Subscale (CFSS-DS). The diagnosis of dental caries and MIH was performed ...

Tópico(s): Dental Erosion and Treatment

2023 - SciELO | Pesquisa Brasileira em Odontopediatria e Clínica Integrada

Artigo Acesso aberto Revisado por pares

Natália Medeiros Andrade, Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Cibele da Cruz Prates OLIVEIRA, Alessandro Leite Cavalcanti,

Objective: To assess the relationship between the Children’s Fear Survey Schedule-Dental Subscale (CFSS-DS) questionnaire’s items and sex and age in children with moderate and high dental fear levels. Methods: Cross-sectional study carried out in a municipality in the Northeastern region of Brazil with 185 children aged 8-10 years of both sexes, who had a minimum score of 32 on the CFSS-DS questionnaire, corresponding to dental fear. Descriptive statistical analysis and the Kolmogorov-Smirnov, Mann- ...

Tópico(s): Pediatric Pain Management Techniques

2021 - CIG Media Group | Revista Portuguesa de Estomatologia Medicina Dentária e Cirurgia Maxilofacial

Artigo Acesso aberto Brasil Produção Nacional

Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Alessandro Leite Cavalcanti,

O medo odontológico é um problema grave que afeta negativamente a saúde bucal. Esta revisão crítica da literatura objetivou identificar os estudos existentes sobre o medo odontológico associado à experiência de cárie dentária em crianças. Tratou-se de estudo bibliográfico realizado nas bases de dados PubMed, Web of Science e Scopus, por meio dos artigos indexados até outubro de 2019. Os termos utilizados foram: “Dental fear”, “Dental anxiety”, “Dental caries” e “Children”. As informações coletadas foram: ...

Tópico(s): Dental Health and Care Utilization

2020 - | VITTALLE - Revista de Ciências da Saúde

Artigo Acesso aberto Brasil Produção Nacional

Gabriella Cordeiro Oliveira, Maria Carolina Soares, Isla Camilla Carvalho Laureano, Lunna Farias, Liege Helena Freitas Fernandes, Cassiano Francisco Weege Nonaka, Alessandro Leite Calvalcanti,

<div class="WordSection1"><p><strong>Introdução: </strong>As escovas dentais possuem como principal função a limpeza dos tecidos bucais. <strong>Objetivo</strong>: Analisar as características micro e macroscópicas de escovas dentais de uso infantil e adulto. <strong>Metodologia</strong>: Foram selecionadas 11 escovas dentais (cinco de uso infantil e seis de uso adulto). Dois pesquisadores treinados analisaram aspectos microcoscópicos e macroscópicos, de acordo com ...

Tópico(s): Occupational health in dentistry

2019 - UNIVERSIDADE FEDERAL DA BAHIA | Revista de Ciências Médicas e Biológicas

Artigo Acesso aberto Revisado por pares

Pilar Puerto‐Camacho, Ana Teresa Amaral, Salah-Eddine Lamhamedi-Cherradi, Brian A. Menegaz, Helena Castillo‐Ecija, José Luis Ordóñez, Saioa Domínguez, Carmen Jordán-Pérez, Juan Díaz‐Martín, Laura Romero‐Pérez, María López-Álvarez, Gema Civantos-Jubera, María José Robles‐Frías, Michele Biscuola, Cristina Suárez Ferrer, Jaume Mora, Branko Cuglievan, Keri Schadler, Oliver Seifert, Roland E. Kontermann, Klaus Pfizenmaier, Laureano Simón, Myriam Fabre, Ángel M. Carcaboso, Joseph A. Ludwig, Enrique de Álava,

Endoglin (ENG; CD105) is a coreceptor of the TGFβ family that is highly expressed in proliferating endothelial cells. Often coopted by cancer cells, ENG can lead to neo-angiogenesis and vasculogenic mimicry in aggressive malignancies. It exists both as a transmembrane cell surface protein, where it primarily interacts with TGFβ, and as a soluble matricellular protein (sENG) when cleaved by matrix metalloproteinase 14 (MMP14). High ENG expression has been associated with poor prognosis in Ewing sarcoma, ...

Tópico(s): Sarcoma Diagnosis and Treatment

2018 - American Association for Cancer Research | Clinical Cancer Research

Artigo

P. H. Damsté,

... Among Women in Menacme and Postmenopausal WomenJanaína Mendes Laureano, Marcos Felipe S. Sá, Rui A. Ferriani and ... between menopausal women and women at menacmeJ. Mendes-Laureano, M.F.S. Sá, R.A. Ferriani, R. ...

Tópico(s): Cleft Lip and Palate Research

1967 - American Speech–Language–Hearing Association | Journal of Speech and Hearing Disorders