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Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Ayla Karine Fortunato, Washington Martins Pontes, Débora Maria Soares de Souza, Jéssica Santos Ferreira Prazeres, Lucas Soares Marcucci-Barbosa, Júlia Miranda Mól Santos, Érica Leandro Marciano Veira, Eduardo Bearzoti, Kelerson Mauro de Castro Pinto, André Talvani, Albená Nunes-Silva,

Strength exercise is a strategy applied in sports and physical training processes. It may induce skeletal muscle hypertrophy. The hypertrophy is dependent on the eccentric muscle actions and on the inflammatory response. Here, we evaluate the physiological, immunological, and inflammatory responses induced by a session of strength training with a focus on predominance of the eccentric muscle actions. Twenty volunteers were separated into two groups: the untrained group (UTG) and the trained group ( ...

Tópico(s): Occupational Health and Performance

2018 - Hindawi Publishing Corporation | Journal of Immunology Research

Artigo Brasil Produção Nacional Revisado por pares

Catia F Barbosa, Martina Prazeres, Beatrice Padovani Ferreira, José Carlos Sícoli Seoane,

Human activity is changing environmental conditions on a global scale. Among the ecosystems that are affected by human activities, coral reefs are among the most prominent. In Brazil, the coral reefs of the Corumbau Marine Extractive Reserve (CMER) and Abrolhos National Marine Park (ANMP) in Bahia state have some of the highest coral cover in the South Atlantic Ocean. Hard coral cover, algal cover, and foraminiferal population distribution patterns were used to assess the coral reef benthic environments, ...

Tópico(s): Marine and fisheries research

2009 - Elsevier BV | Marine Micropaleontology

Artigo Acesso aberto Revisado por pares

Telmo J. V. Prazeres, Alexander Fedorov, Sandrina P. Barbosa, J. M. G. Martinho, Mário N. Berberan‐Santos,

The S1-S0 limiting anisotropy of a widely used fluorophore, rhodamine 101, is determined with unprecedented accuracy. From time-resolved and steady-state fluorescence measurements in several solvents, it is shown that the limiting anisotropy of rhodamine 101 is for all practical purposes equal to the theoretical one-photon fundamental anisotropy value of 2/5, both in rigid and in fluid media. This fact, along with the favorable chemical and photophysical properties of rhodamine 101, point to its ...

Tópico(s): Various Chemistry Research Topics

2008 - American Chemical Society | The Journal of Physical Chemistry A

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Paula Prazeres Magalhães, Dulciene Maria Magalhães Queiroz, Daniela Barbosa, Gifone Aguiar Rocha, Edilberto Nogueira Mendes, Adriana Santos, Paulo Renato Valle Corrêa, Andréia Maria Camargos Rocha, Lúcia Martins Teixeira, Celso Affonso de Oliveira,

ABSTRACT Helicobacter pylori resistance to metronidazole was detected in 107 (52.97%) of 202 strains. Twenty (9.85%) strains, 18 of them harboring 23S ribosomal DNA mutations, were resistant to clarithromycin. Metronidazole resistance was associated with female gender. Resistance to metronidazole and resistance to clarithromycin were associated. Increasing clarithromycin resistance rates were observed over time.

Tópico(s): Helicobacter pylori-related gastroenterology studies

2002 - American Society for Microbiology | Antimicrobial Agents and Chemotherapy

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Edlaine Linares, Luciana V. Seixas, Janaina N. dos Prazeres, Fernando Vagner Lobo Ladd, Aliny Antunes Barbosa Lobo Ladd, Antônio Augusto Coppi Maciel Ribeiro, Ohára Augusto,

Amyotrophic lateral sclerosis (ALS) is a fatal neurodegenerative disease characterized by the progressive dysfunction and death of motor neurons by mechanisms that remain unclear. Evidence indicates that oxidative mechanisms contribute to ALS pathology, but classical antioxidants have not performed well in clinical trials. Cyclic nitroxides are an alternative worth exploring because they are multifunctional antioxidants that display low toxicity in vivo. Here, we examine the effects of the cyclic ...

Tópico(s): Amyotrophic Lateral Sclerosis Research

2013 - Public Library of Science | PLoS ONE

Artigo Acesso aberto Brasil Produção Nacional

Stella Silva Prazeres, Claudivan Feitosa de Lacerda, Francisca Edineide Lima Barbosa, Aiala Vieria Amorim, Isabel Cristina da Silva Araújo, Lourival Ferreira Cavalcante,

A intensidade do estresse causado pela salinidade nas culturas irá depender, principalmente, do nível de tolerância da espécie ou cultivar e das estratégias de manejo utilizadas. Dessa forma, objetivou-se com este trabalho avaliar o crescimento e as respostas fisiológicas de duas cultivares de feijão-caupi, irrigadas com água salina e submetidas a diferentes níveis de potássio, em condições de ambiente protegido. Foram utilizadas sementes das cultivares CE 790 e CE 104, as quais foram submetidas ...

Tópico(s): Soybean genetics and cultivation

2015 - FUNDAÇÃO UNIVERSIDADE FEDERAL DE RORAIMA | Revista Agro mbiente On-line

Artigo Brasil Produção Nacional Revisado por pares

Luciana Prazeres Mazur, Rafaela R. Ferreira, Rennan F. S. Barbosa, Pedro Henrique Santos, Talles Barcelos da Costa, Melissa Gurgel Adeodato Vieira, Adriano da Silva, Derval dos Santos Rosa, Lucía Helena Innocentini Mei,

This work aims to develop novel biomembranes based on PLA, PBS, or their blend and composites, with the Cloisite® 20A nanoclay, as adsorptive materials for metal ions removal. To obtain a membrane with good morphology and thinner diameter of the fibers, a series of nonwoven mats were prepared by electrospinning. To improve the adsorption performance of the electrospun membranes, thermal and acid modifications were carried out in the nanoclay before the electrospinning process, and the final electrospun ...

Tópico(s): Graphene and Nanomaterials Applications

2023 - Elsevier BV | Journal of Molecular Liquids

Artigo Revisado por pares

Ilda Patrícia Ribeiro, Francisco Batel Marques, Francisco Caramelo, José Ferrão, Hugo Prazeres, Maria José Julião, Widad Rifi, Suvi Savola, Joana Barbosa Melo, Isabel Poiares Baptista, Isabel M. Carreira,

Oral tumors are a growing health problem worldwide; thus, it is mandatory to establish genetic markers in order to improve diagnosis and early detection of tumors, control relapses and, ultimately, delineate individualized therapies. This study was the first to evaluate and discuss the clinical applicability of a multiplex ligation-dependent probe amplification (MLPA) probe panel directed to head and neck cancer. Thirty primary oral squamous cell tumors were analyzed using the P428 MLPA probe panel. ...

Tópico(s): RNA modifications and cancer

2014 - SAGE Publishing | Tumor Biology

Artigo Brasil Produção Nacional Revisado por pares

Pedro Bertino Moreira, Renata Soares Magalhães, Carlos José de Souza, Tatiana Moura Bastos Prazeres, Luciene Barbosa de Sousa,

To present an alternative technique (Pachy-DSEK) for the manual preparation of thin endothelial lamellae in Descemet stripping endothelial keratoplasty (DSEK), as well as to evaluate its visual and anatomic outcomes.A retrospective chart review was conducted in 15 cases who underwent DSEK at a private eye clinic in Brazil (INOB, Brasília) from June 2017 to December 2019. All patients had ocular comorbidities and relative contraindications to Descemet membrane endothelial keratoplasty (DMEK). All endothelial ...

Tópico(s): Glaucoma and retinal disorders

2020 - SAGE Publishing | European Journal of Ophthalmology

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Francisco Gonçalo Filho, Nildo da Silva Dias, Stella Ribeiro Prazeres Suddarth, Jorge Ferreira, Ray G. Anderson, Cleyton dos Santos Fernandes, Raniere Barbosa de Lira, Miguel Ferreira Neto, Christiano Rebouças Cosme,

Saline-sodic soils are a major impediment for agricultural production in semi-arid regions. Salinity and sodicity drastically reduce agricultural crop yields, damage farm equipment, jeopardize food security, and render soils unusable for agriculture. However, many farmers in developing semi-arid regions cannot afford expensive amendments to reclaim saline-sodic soils. Furthermore, existing research does not cover soil types (e.g., Luvisols and Lixisols) that are found in many semi-arid regions of ...

Tópico(s): Growth and nutrition in plants

2019 - Multidisciplinary Digital Publishing Institute | Water

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Gabriele de Matos Cardoso Perdigão, Marcela Silva Lopes, Lucas Bonfim Marques, Pedro H. D. M. Prazeres, Kamila de Sousa Gomes, Renata Barbosa de Oliveira, Mauro Cunha Xavier Pinto, Elaine M. Souza–Fagundes,

N-(2-butanoyloxyethyl)-4-(chloromethyl)-3-nitrobenzamide (NBCN) is a nitroaromatic bioreducible compound with cytotoxic effects in cancer cell lines. The aim of this work was to investigate the molecular mechanisms involved in cell death promoted by NBCN in HL60 cells. We observed that NBCN treatment increased intracellular ROS and reduced mitochondria membrane potential (ΔΨm). NBCN treatment also induced morphological changes, phosphatidylserine exposure, cell cycle arrest in G2/M-phase, DNA condensation ...

Tópico(s): RNA Interference and Gene Delivery

2017 - Elsevier BV | Chemico-Biological Interactions

Artigo Acesso aberto Brasil Produção Nacional

Valdiney Velôso Gouveia, Deusivania Vieira da Silva, Maria dos Prazeres Vieira da Silva, Maria Waleska Camboim Lopes de Andrade, Severino Barbosa da Silva Filho, Danyelle Monte Fernandes da Costa,

Este estudo procurou conhecer as atitudes frente à avaliação psicológica para condutores, considerando três grupos de indivíduos: técnicos, estudantes de Psicologia e pessoas que se submetem a esta avaliação para obtenção ou renovação da CNH (Carteira Nacional de Habilitação). Um total de 196 pessoas responderam uma Escala de Atitudes frente a Avaliação para Condutores, composta de 20 itens. A maioria dos participantes era do sexo feminino (68%), universitário (71%) e já possuía habilitação para conduzir ( ...

Tópico(s): Psychological Testing and Assessment

2002 - Conselho Federal de Psicologia | Psicologia Ciência e Profissão

Artigo Brasil Produção Nacional Revisado por pares

Tatiana Moura Bastos Prazeres, Rodrigo Müller, Tatiana Rocha Rayes, Flávio Hirai, Luciene Barbosa de Sousa,

To compare the visual outcomes of Descemet membrane (DM)-on and DM-off after deep anterior lamellar keratoplasty (DALK) using the big-bubble (BB) technique in keratoconus patients.In this prospective trial, keratoconic eyes undergoing DALK procedures with the BB technique were randomized into 2 groups: a donor cornea without DM (group 1; 29 eyes) or with DM (group 2; 30 eyes). These groups were compared with respect to best-corrected visual acuity and contrast sensitivity while wearing gas permeable ...

Tópico(s): Glaucoma and retinal disorders

2015 - Lippincott Williams & Wilkins | Cornea

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Rita de Cássia Prazeres Frangella, Juliana Camila Barbosa Mendes,

Resumo Esta reflexão desdobra-se de pesquisa que interroga a produção de políticas curriculares no Município do Rio de Janeiro, discutindo as conexões e articulações entre as demandas da rede e as demandas locais de cada escola, dando especial atenção à coordenação pedagógica como espaço de articulação/produção curricular. Em meio às análises do corpus empírico da pesquisa, a relação entre currículo e avaliação, num cenário de cultura de testagem, foram sendo postos em destaque os sentidos de uma ...

Tópico(s): Education Pedagogy and Practices

2018 - FUNDAÇÃO CESGRANRIO | Ensaio Avaliação e Políticas Públicas em Educação

Artigo Acesso aberto Brasil Produção Nacional

Camila Motta Paiva, Francirosy Campos Barbosa,

Pesquisar sexualidade na religião é tarefa complexa. Por mais que exista uma tentativa de afastar a religião do debate sobre a sexualidade, é fato que há um importante entrelaçamento entre estas duas categorias. Em todas as sociedades, definem-se as normas sexuais e delineiam-se quais seriam as transgressões, sendo a religião uma das instâncias de sua regulação. No caso do Islã, por estabelecer um código de conduta a ser seguido em todas as esferas da vida dos muçulmanos e das muçulmanas, inclusive ...

Tópico(s): Islamic Studies and History

2017 - | Reflexão

Artigo Brasil Produção Nacional Revisado por pares

Tatiana Moura Bastos Prazeres, Allan Cezar da Luz Souza, Nicolas Cesário Pereira, Fábio Ursulino, Leon Grupenmacher, Luciene Barbosa de Sousa,

To evaluate the safety and efficacy of intracorneal ring segments (ICRSs) aided by femtosecond (FS) laser for the correction of residual astigmatism after penetrating keratoplasty (PKP).This retrospective noncomparative study comprised 14 eyes of 14 patients with high astigmatism after PKP who had ICRS implantation by femtosecond laser. The study evaluated uncorrected distance visual acuity (UDVA), corrected distance visual acuity (CDVA), refractive astigmatism, and corneal maximum curvature.The CDVA ...

Tópico(s): Intraocular Surgery and Lenses

2011 - Lippincott Williams & Wilkins | Cornea

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Dilosa Carvalho de Alencar Barbosa, José Luiz Alves, Severino de Monte Prazeres, Astenilsen M. Azevedo Paiva,

Foram efetuados estudos fenológicos de 10 espécies arbóreas de valor econômico, ocorrentes em uma área de caatinga (Alagoinha-PE). Durante 6 anos (1982 a 1988) observações fenológicas foram realizadas, porém o ano de 1986 foi considerado como ponto de referência para a análise, com registro de observações fenológicas, mensalmente. Analisaram-se as fenofases de queda foliar, formação de novas folhas, floração e frutificação, utilizando-se 3 indivíduos de cada espécie selecionada. As espécies estudadas ...

Tópico(s): Geography and Environmental Studies

1989 - Sociedade Botânica do Brasil | Acta Botanica Brasilica

Artigo Brasil Produção Nacional Revisado por pares

Maila Janaína Coêlho de Souza, Rafael Rodolfo de Melo, José Benedito Guimarães Júnior, Tatiane Kelly Barbosa de Azevêdo, Alexandre Santos Pimenta, Adriano Reis Prazeres Mascarenhas,

The present work evaluates the production of wood–cement particleboards (WCBs) with addition of coconut-husk fibers. Trees of a Eucalyptus urophylla × Eucalyptus grandis hybrid were used as wood source. Boards were produced with addition of five coconut-fiber levels (0%, 10%, 20%, 30%, 40% and 50%) to replace the original wood, in a completely randomized design. From each board, specimens were taken to perform physical–mechanical tests (density, water absorption, thickness swelling, static bending, compression ...

Tópico(s): Advanced Cellulose Research Studies

2021 - Taylor & Francis | Wood Material Science and Engineering

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Maira da Silva Rodrigues, Vinícius Prazeres Barbosa Toledo, Rafael Henrique Nóbrega,

Stress is recognized as an adaptive response to potentially harmful environmental stimuli. The primary physiological adaptation to stress is an increase in circulating cortisol levels, which, in excess, can be transferred and incorporated into the oocytes of maturing females, affecting the embryonic developmental program. Additionally, maternal energy availability is an essential environmental factor that modulates this program. Based on this background, we investigated the effects of maternal cortisol ...

Tópico(s): Zebrafish Biomedical Research Applications

2025 - Multidisciplinary Digital Publishing Institute | Fishes

Artigo Acesso aberto Brasil Produção Nacional

Vinícius Costa de Almeida Dias, Breno Prazeres Barbosa, Luã Malco da Conceição Souza, Elvis dos Santos Oliveira de Jesus, Acbal Rucas Andrade Achy,

O processo de mistura do pH é irreversível, caro e perigoso. Sendo assim, o uso de técnicas de controle automático busca maximizar a utilização dos recursos, com controlabilidade e segurança. Com o avanço dos computadores surge a necessidade de integrar todas as malhas de controle através da nuvem para obter melhorias na eficiência e produtividade dos processos. Neste cenário, a criação de um sistema capaz de integrar tecnologias como sistemas supervisórios com aplicações IIoT (Industrial Internet ...

Tópico(s): Healthcare during COVID-19 Pandemic

2021 - | Anais do ... Simpósio Brasileiro de Automação Inteligente/Simpósio Brasileiro de Automação Inteligente

Artigo Brasil Produção Nacional Revisado por pares

Rafael Rodolfo de Melo, Kelvin Techera Barbosa, Rafael Concatto Beltrame, Andrey Pereira Acosta, Alexandre Santos Pimenta, Adriano Reis Prazeres Mascarenhas,

The present research work had the goal of assessing the use of ultrasound for determining the physical-mechanical properties of clear wood in Eucalyptus camaldulensis from a 5-year-old forest stand located in the municipality of Sinop, Mato Grosso State, Brazil. The selection of trees was carried out according to the diameter at breast height (DBH) and height (H). Forty trees were harvested and a 2 m long log was obtained from each tree for the assessment of physical-mechanical properties. In physical ...

Tópico(s): Forest ecology and management

2020 - Taylor & Francis | Wood Material Science and Engineering

Artigo Acesso aberto Brasil Produção Nacional

Marco Segalla Prazeres, Fabrício Tondello Barbosa, Ildegardis Bertol, Tércio Vaisnava Fehlauer,

No-tillage is conservationist soil management for agricultural production and it is based on soil cover by crop residues and restricted mobilization to the sowing line. However, its structure can be affected by the excessive compaction resulting from the traffic of machines. The objective of this study was to evaluate soil physical properties and crop performance in no-tillage with and without scarification, combined with different successions of plant species, in a Humic Cambisol. For this, the ...

Tópico(s): Crop Yield and Soil Fertility

2020 - UNIVERSIDADE ESTADUAL DO OESTE DO PARANÁ | Scientia agrária paranaensis/Revista scientia agrária paranaensis

Artigo Brasil Produção Nacional Revisado por pares

Amanda Roggia Ruviaro, Paula de Paula Menezes Barbosa, Isabela Mateus Martins, Amanda Rejane Alves de Ávila, Vânia Mayumi Nakajima, Aline Rodrigues Dos Prazeres, Juliana Alves Macedo, Gabriela Alves Macêdo,

The enzymatic biotransformation effects of tannase/β-glucosidase on phenolic profile, antioxidant capacity, and angiotensin-converting enzyme (ACE) inhibitory activity of extracts from two citrus industry wastes were studied. Hesperidin and hesperetin ACE inhibitory activity were also measured. The major phenolic in crude extracts was hesperidin, whereas it was hesperetin after being biotransformed. Antioxidant capacity and ACE inhibitory activity of enzyme-treated extracts were significantly higher. ...

Tópico(s): Protein Hydrolysis and Bioactive Peptides

2020 - Elsevier BV | Food Bioscience

Artigo Acesso aberto Revisado por pares

Mariana Barbosa, Hélvio Simões, D.M.F. Prazeres,

Materials with novel and enhanced functionalities can be obtained by modifying cellulose with a range of biomolecules. This functionalization can deliver tailored cellulose-based materials with enhanced physical and chemical properties and control of biological interactions that match specific applications. One of the foundations for the success of such biomaterials is to efficiently control the capacity to combine relevant biomolecules into cellulose materials in such a way that the desired functionality ...

Tópico(s): Glycosylation and Glycoproteins Research

2021 - Multidisciplinary Digital Publishing Institute | Materials

Revisão Acesso aberto Brasil Produção Nacional Revisado por pares

MAYRA SOCORRO DE OLIVEIRA SILVA, Vanessa Maria dos Santos, Matheus Vinicius Barbosa da Silva, Tereza Cristina Monteiro Melo Prazeres, Maria do Socorro Sousa Cartágenes, Natália Tabosa Machado Calzerra, Thyago Moreira de Queiroz,

A Disintegrin and Metalloprotease 17 (ADAM17), also called tumor necrosis factor-ɑ (TNF-ɑ) convertase (TACE), is a well-known protease involved in the sheddase of growth factors, chemokines and cytokines. ADAM17 is also enrolled in hypertension, especially by shedding of angiotensin converting enzyme type 2 (ACE2) leading to impairment of angiotensin 1–7 [Ang-(1–7)] production and injury in vasodilation, induction of renal damage and cardiac hypertrophy. Activation of Mas receptor (MasR) by binding of ...

Tópico(s): Neuropeptides and Animal Physiology

2022 - Frontiers Media | Frontiers in Molecular Biosciences

Artigo Acesso aberto

Maria Eduarda Barbosa de Lima, Rodrigo Vicente dos Prazeres, João Gabriel Nascimento de Araújo, Juliana Gonçalves de Araújo,

Esta pesquisa tem como objetivo geral analisar a percepção dos alunos do Curso de Ciências Contábeis no que diz respeito à aplicação de conceitos éticos na profissão contábil, e, ao processo de ensino da ética aplicada a Contabilidade. A metodologia de pesquisa constituiu na aplicação de um questionário com escala likert de 5 pontos onde solicitou-se a cada respondente justificar sua resposta. O questionário aplicado foi dividido em três blocos, sendo eles: o perfil dos discentes; a percepção dos ...

Tópico(s): Academic Research in Diverse Fields

2014 - UNIVERSIDADE FEDERAL DO PIAUÍ | Revista de Gestão e Contabilidade da UFPI