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Artigo Acesso aberto Brasil Produção Nacional

Roberta Barroso Cavalcante, Karuza Maria Alves Pereira, Cassiano Francisco Weege Nonaka, Renato Luiz Maia Nogueira, Lélia Batista de Souza,

The objective of this study was to analyze the expression of matrix metalloproteinases (MMPs) 1, 7, and 26 in odontogenic keratocysts (OKCs) associated with Gorlin syndrome (SOKCs) and nonsyndrome OKCs (NSOKCs).Twenty-one SOKCs and 20 NSOKCs were evaluated for epithelial expression of MMP-1, MMP-7, and MMP-26 and for mesenchymal expression of MMP-1 by immunohistochemistry.Strong epithelial positivity to MMP-1 was observed in 76% of SOKCs and in 15% of NSOKCs (P < .05). Strong mesenchymal immunoreactivity ...

Tópico(s): Oral and gingival health research

2008 - Elsevier BV | Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Olívio Feitosa Costa Neto, Rafael Bustamante Castro, Cibele Vasconcelos Oliveira, Thais Vieira Nogueira Feitosa, Josualdo Justino Alves Júnior, Francisco Pimentel Cavalcante, Marcos Venício Alves Lima,

RESUMO Objetivo: avaliar os fatores de risco para presença de doença metastática axilar não sentinela em pacientes com câncer de mama e biópsia do linfonodo sentinela positiva. Métodos: estudo transversal, retrospectivo, de mulheres com câncer mamário operadas no Instituto do Câncer do Ceará, entre os anos de 2002 e 2012 e submetidas à biópsia de linfonodo sentinela. Resultados: de 946 pacientes com câncer de mama, 331 foram submetidas à biópsia de linfonodo sentinela, que foi positiva em 83. Estas ...

Tópico(s): Lymphatic System and Diseases

2017 - Brazilian College of Surgeons | Revista do Colégio Brasileiro de Cirurgiões

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Eliane Santos Cavalcante, João Mário Pessoa Júnior, Izaura Luzia Silvério Freire, Cleonice Andréa Alves Cavalcante, Francisco Arnoldo Nunes de Miranda,

RESUMO Objetivo: analisar as representações sociais da trajetória de vida dos pescadores artesanais com lesão medular vítimas de acidente por mergulho nas praias do litoral Norte do Rio Grande do Norte. Método: estudo descritivo, de natureza qualitativa, desenvolvido com 31 pescadores entre outubro de 2013 e agosto de 2014, mediante entrevista semiestruturada. Empregou-se a análise lexicográfica e classificação hierárquica descendente dos textos (software ALCESTE), sob a ótica das Representações ...

Tópico(s): Occupational Health and Safety Research

2017 - Associação Brasileira de Enfermagem | Revista Brasileira de Enfermagem

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Sheila Moreira Alves, Susana Capistrano Abreu, Jonas Cavalcante Lemos, Francisco Isaac Fernandes Gomes, Shirley Moreira Alves, Danielle Rocha do Val, Raul Sousa Freitas, Karuza Maria Alves Pereira, Vicente de Paulo Teixeira Pinto, Gerly Anne de Castro Brito, Mirna Marques Bezerra, Gerardo Cristino-Filho, Hellíada Vasconcelos Chaves,

Temporomandibular joint (TMJ) disorders show inflammatory components, heavily impacting on quality of life. Strontium ranelate has previously shown anti-inflammatory and antinociceptive effects on other experimental inflammatory pain models. Thus, we aim to investigate the strontium ranelate efficacy in reducing the zymosan-induced inflammatory hypernociception in the TMJ of rats by evaluating the TNF-α, IL-1β, and hemeoxygenase-1 (HO-1) involvement. Wistar rats were treated with strontium ranelate ( ...

Tópico(s): Temporomandibular Joint Disorders

2017 - Elsevier BV | Pharmacological Reports

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Theodora Thays Arruda Cavalcante, B.A.M. Rocha, Victor Alves Carneiro, Francisco Vassiliepe Sousa Arruda, Antônia Sâmia Fernandes do Nascimento, Nairley Cardoso Sá, Kyria Santiago Nascimento, Benildo Sousa Cavada, Edson Holanda Teixeira,

Surface colonization is an essential step in biofilm development. The ability of oral pathogens to adhere to tooth surfaces is directly linked with the presence of specific molecules at the bacterial surface that can interact with enamel acquired pellicle ligands. In light of this, the aim of this study was to verify inhibitory and antibiofilm action of lectins from the Diocleinaesubtribe against Streptococcus mutans and Streptococcus oralis. The inhibitory action against planctonic cells was assessed ...

Tópico(s): Bacterial biofilms and quorum sensing

2011 - Multidisciplinary Digital Publishing Institute | Molecules

Artigo Brasil Produção Nacional Revisado por pares

Hellen Bandeira de Pontes Santos, A L do Ó Silva, Leonardo Henrique De Araujo Cavalcante, Pollianna Muniz Alves, Gustavo Pina Godoy, Cassiano Francisco Weege Nonaka,

Abstract The objective of this study was to evaluate the histopathological grade of malignancy in a series of lower lip squamous cell carcinomas (LLSCCs) using three histopathological grading systems (invasive front grading system, World Health Organization (WHO) grading system, and histological risk assessment), and to correlate this with clinical parameters (tumour size/extent, regional lymph node metastasis, and clinical stage). Haematoxylin–eosin-stained histological sections obtained from 59 cases of LLSCC ...

Tópico(s): Reconstructive Facial Surgery Techniques

2013 - Elsevier BV | International Journal of Oral and Maxillofacial Surgery

Carta Brasil Produção Nacional Revisado por pares

John Lennon Silva Cunha, Israel Leal Cavalcante, Caio César da Silva Barros, Pollianna Muniz Alves, Cassiano Francisco Weege Nonaka, Assis Filipe Medeiros Albuquerque, Oslei Paes de Almeida, Bruno Augusto Benevenuto de Andrade, Roberta Barroso Cavalcante,

Rhabdomyosarcomas (RMS) are malignant tumors with skeletal muscle differentiation extremely rare in intraosseous sites. We reported a rare case of an aggressive intraosseous RMS found in the maxilla of a 17-year-old female patient with five months of evolution. Computed tomography revealed a large osteolytic lesion extending from tooth 21 to 27, causing buccal and lingual cortical plate perforation. Microscopically, the lesion showed a proliferation of spindle-shaped cells with elongated nuclei and ...

Tópico(s): Tumors and Oncological Cases

2022 - Elsevier BV | Oral Oncology

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Francisco Pimentel Cavalcante, Marcos Venício Alves Lima,

Surgical treatment of breast cancer has changed considerably over the past four decades, culminating in the substitution of conservative approaches for Halsted's paradigm from 1894. In parallel, many breast reconstruction techniques have been proposed for patients requiring mastectomy with loss of the nipple-areola complex (NAC). Myocutaneous flaps were once the most common form of reconstruction, but recently the use of implants and nipple-sparing mastectomy (NSM) in one or two stages has gained ...

Tópico(s): Reconstructive Facial Surgery Techniques

2018 - Wiley | The Breast Journal

Artigo Acesso aberto Brasil Produção Nacional

Jeane Lima Cavalcante, Antônio Germane Alves Pinto, Francisco Elizaudo de Brito, Maria Rosilene Cândido Moreira, Maria do Socorro Vieira Lopes, Edilma Gomes Rocha Cavalcante,

Objetivo: Avaliar o nível de estresse ocupacional em funcionários de uma universidade pública. Métodos: Estudo descritivo de abordagem quantitativa, realizado no Núcleo de Práticas Integrativas à Saúde da Universidade Regional do Cariri, Crato, Ceará, nos meses de setembro a novembro/2016. Participaram 130 funcionários, que responderam o questionário autoaplicável Escala de estresse do trabalho com 23 itens analisados por escala do tipo Likert de cinco pontos. Os dados foram organizados no Statistical ...

Tópico(s): Occupational Health and Safety Research

2020 - | Enfermagem em Foco

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Hellíada Vasconcelos Chaves, Danielle Rocha do Val, Kátia Alves Ribeiro, Jonas Cavalcante Lemos, Ricardo Basto Souza, Francisco Isaac Fernandes Gomes, Rodrigo Maranguape Silva da Cunha, Vicente de Paulo Teixeira Pinto, Gerardo Cristino Filho, Marcellus Henrique Loiola Ponte de Souza, Mirna Marques Bezerra, Gerly Anne de Castro Brito,

To investigate the role of heme oxygenase-1 (HO-1), carbon monoxide (CO), and biliverdin (BVD) in the zymosan-induced TMJ arthritis in rats.Mechanical threshold was assessed before and 4 h after TMJ arthritis induction in rats. Cell influx, myeloperoxidase activity, and histological changes were measured in the TMJ lavages and tissues. Trigeminal ganglion and periarticular tissues were used for HO-1, TNF-α, and IL-1β mRNA time course expression and immunohistochemical analyses. Hemin (0.1, 0.3, or 1 ...

Tópico(s): Alcohol Consumption and Health Effects

2018 - Springer Science+Business Media | Inflammation Research

Artigo Acesso aberto Brasil Produção Nacional

Antônio Luthierre Gama Cavalcante, Christian Gama Cavalcante, Regilany Paulo Colares, Daniele Alves Ferreira, Francisco Felipe Maia da Silva, Emerson Yvay Almeida de Sousa, José Erick da Silva Souza, Rodolpho R. C. Monteiro, André Luiz Barros de Oliveira, José Cleiton Sousa dos Santos, Aluísio Marques da Fonseca,

Biocatalysts are complex compounds of an enzymatic nature that can catalyze various chemical processes through diverse interactions.They are found in microorganisms, plants, and animals, and they have an essential role in processes related to green chemistry and sustainability.This research aimed to analyze pineapple peels (Ananas comosus L.) as a catalyst in the esterification reaction of rac-butan-2-ol, using acetic anhydride and ethyl acetate as acetylating agents.In order to do so, the methods ...

Tópico(s): Pineapple and bromelain studies

2021 - Brazilian Society of Chemistry | Revista Virtual de Química

Artigo Acesso aberto Brasil Produção Nacional

Abel Cavalcante Lima Filho, Francisco Antônio Belo, Jerry Lee Alves dos Santos, Eudisley Gomes dos Anjos,

This paper presents the development of a dynamic torque meter to be applied to rotating shafts using electronic transduction, strain gage, telemetry and LabView Graphic programming. A mathematical model was developed. The electronic transduction signal is transmitted by digital modulation from a remote transduction unit fixed to a shaft to a base station, sending the signal to a PC, by means of a VI (Virtual Instrument) developed in LabView. It can also be delivered to other units besides the PC. ...

Tópico(s): Advanced Machining and Optimization Techniques

2010 - Springer Science+Business Media | Journal of the Brazilian Society of Mechanical Sciences and Engineering

Artigo Brasil Produção Nacional Revisado por pares

Abel Cavalcante Lima Filho, Francisco Antônio Belo, Jerry Lee Alves dos Santos, Eudisley Gomes dos Anjos,

This paper presents a self-powered telemetric torque meter. The idealized instrument uses strain gauge, telemetry, and LABVIEW graphic programming. The electronic transduction signal is transmitted by digital modulation from a remote transduction unit fixed to a rotation shaft to a base station sending signals to a personal computer (PC) by means of a virtual instrument developed in LABVIEW. The signal can also be delivered to other units besides the PC. The ZigBee/IEEE 802.15.4 protocol is the standard ...

Tópico(s): IoT-based Smart Home Systems

2011 - ASM International | Journal of Dynamic Systems Measurement and Control

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Georgea Gabriela Barreto Miranda, Samuel de Carvalho Chaves‐Júnior, Matheus Paschoaletto Lopes, Talytha Barbosa da ROCHA, Débora Frota Colares, Fábio Augusto Ito, Israel Leal Cavalcante, Roberta Barroso Cavalcante, Bruno Augusto Benevenuto de Andrade, Cassiano Francisco Weege Nonaka, Pollianna Muniz Alves, Ricardo Luiz Cavalcanti de Albuquerque Júnior, John Lennon Silva Cunha,

Abstract Oral mucocele (OM) is the most common lesion of minor salivary glands. The present study aimed to report the clinical and demographic features of a large series of OMs and identify possible predictive variables associated with the recurrence rate of these lesions. A retrospective descriptive cross-sectional study was performed. A total of 43,754 biopsy records from four pathology services in Brazil were analyzed. All cases of OMs were reviewed, and clinical and demographic data were collected. ...

Tópico(s): Ear and Head Tumors

2022 - Fundação Odontológica de Ribeirão Preto | Brazilian Dental Journal

Artigo Acesso aberto Brasil Produção Nacional

Lourival Ferreira Cavalcante, Gabriel Francisco da Silva, Hans Raj Gheyi, T.J. Dias, Jailson do Carmo Alves, Anne Pinheiro Costa,

An experiment was conducted during January to March 2007 in the greenhouse at DSER/CCA/UFPB, Areia - PB, to study the growth of yellow passion fruit seedlings in saline soil treated with digested cattle manure liquid. The soil used was saline with electrical conductivity of 5.5 dS m-1 and exchangeable sodium percentage of 6.8%. The treatments with digested cattle manure liquid (B) consisted of the application of 280 mL plant-1 of the mixture of organic input diluted in water (A) at levels of 0, 2.5, ...

Tópico(s): Plant tissue culture and regeneration

2009 - UNIVERSIDADE FEDERAL RURAL DE PERNAMBUCO | Revista Brasileira de Ciências Agrárias - Brazilian Journal of Agricultural Sciences

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Francisca Adilfa O Garcia, Sofia F Pinto, Andrezza F Cavalcante, Lívia T Lucetti, Silvana MS Menezes, Cícero Francisco Bezerra Felipe, Ana Paula NN Alves, Gerly Anne de Castro Brito, Gilberto Santos Cerqueira, Glauce SB Viana,

Abstract Pentoxifylline (PTX), a methyl xanthine derivative, is a phosphodiesterase inhibitor with anti-inflammatory and renoprotective effects in diabetic patients, among other properties. We studied PTX actions and mechanisms in reducing blood biochemical parameters, in diabetic rats. For diabetes induction, alloxan was intravenously administered to male Wistar rats. One group was left untreated and the other ones treated with PTX (25, 50 and 100 mg/kg), glibenclamide or metformin, as references. ...

Tópico(s): Advanced Glycation End Products research

2014 - Springer International Publishing | SpringerPlus

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Edgar Alves Araújo Júnior, Francisco Xavier Nobre, Giancarlo da Silva Sousa, L.S. Cavalcante, Maria Rita de Morais Chaves Santos, Flávio L. Souza, José Milton Elias de Matos,

Herein we describe ZnO microcrystals obtained via hydrothermal processing at 120, 150 and 180 °C, assisted by CTAB.

Tópico(s): Copper-based nanomaterials and applications

2017 - Royal Society of Chemistry | RSC Advances

Artigo Acesso aberto Brasil Produção Nacional

Rudah Marques Maniçoba, José Espínola Sobrinho, João Henrique Zonta, Edmilson Gomes Cavalcante, Anna Kézia Soares de Oliveira, Isaac Alves da Silva Freitas,

... ESPÍNOLA SOBRINHO 2; JOÃO HENRIQUE ZONTA3; EDMILSON GOMES CAVALCANTE JUNIOR4; ANNA KÉZIA SOARES DE OLIVEIRA5 E ISAAC ALVES DA SILVA FREITAS6 1 Universidade Federal Rural do Semi-Árido, UFERSA, Avenida Francisco Mota, 572, Bairro Costa e Silva, RN, Brasil. ...

Tópico(s): Geography and Environmental Studies

2021 - UNIVERSIDADE EST.PAULISTA JÚLIO DE MESQUITA FILHO | Irriga

Artigo Brasil Produção Nacional Revisado por pares

Ana Flávia N. Diniz, Elismauro Francisco Mendonça, Cláudio Rodrigues Leles, Adérico Santana Guilherme, Marcelo P. Cavalcante, Maria Alves G. S. Silva,

Abstract Objective: To investigate variation in the pre‐surgical treatment planning after using conventional spiral tomography in addition to conventional radiographic exams. Material and methods: Twenty‐nine partial or fully edentulous patients referred to implant therapy were selected and submitted to periapical, panoramic and conventional cross‐sectional tomography exams. Pre‐surgical treatment planning of 120 potential implant sites in 69 edentulous areas was performed by two independent experienced ...

Tópico(s): Oral and Maxillofacial Pathology

2008 - Wiley | Clinical Oral Implants Research

Artigo Acesso aberto Brasil Produção Nacional

Theodora Thays Arruda Cavalcante, Victor Alves Carneiro, Cinara Carneiro Neves, Humberlânia de Sousa Duarte, Maria Gleiciane de Queiroz Martins, Francisco Vassiliepe Sousa Arruda, Mayron Alves de Vasconcelos, Hélcio Silva dos Santos, Rodrigo Maranguape da Silva Cunha, Benildo Sousa Cavada, Edson Holanda Teixeira,

Bacteria form biofilms as an adaptive mechanism in response to environmental changes. Streptococcus mutans is the biofilm-forming bacterium that is primarily associated with dental caries. The expression of important genes by bacteria in biofilms is different from that of planktonic cells. Lectins are proteins that bind specifically to carbohydrates and may have important biological activities on bacterial cells, acting as antibacterial and anti-biofilm agents. ConM (Canavalia maritima lectin) is ...

Tópico(s): Bacterial biofilms and quorum sensing

2013 - Scientific Research Publishing | Advances in Bioscience and Biotechnology

Artigo Acesso aberto Brasil Produção Nacional

Leandro Teles Feitosa Júnior, Carlos Natanael Chagas Alves, Iza Mara de Souza Lopes, Maria do Perpétuo Socorro Teixeira Cavalcante, Francisco Marcelo Alves Braga Filho, Stela Lopes Soares,

Este artigo pretende investigar as dificuldades de aprendizagem da leitura e escrita no contexto da escola. Após estudos bibliográficos, observou-se que os alunos apresentam deficiências nas habilidades de pré-leitura, tais como: discriminação e reconhecimento das palavras, problemas para compreender o que lêem, e diferenciar letras e símbolos. Espera-se que a partir do trabalho pedagógico os alunos aprendam leitura e escrita, bem como das suas práticas sociais, vendo a questão da aprendizagem não ...

Tópico(s): Linguistics and Education Research

2023 - | Conjecturas

Artigo Brasil Produção Nacional Revisado por pares

Francisco Artur Forte Oliveira, Lígia Regina Franco Sansigolo Kerr, Amanda Cavalcante Frota, Aglaêr Alves da Nóbrega, Zenilda Vieira Bruno, Terezinha do Menino Jesus Silva Leitão, Carl Kendall, Marli Teresinha Gimeniz Galvão,

Abstract Tubal sterilization is the most common contraceptive method used by Brazilian HIV-positive women. This cross sectional study describes the main reasons why HIV-positive women decide to be sterilized and identifies factors associated with choosing sterilization in HIV-positive women in Ceará, northeast Brazil. Data from 229 non-sterilized women, 80 women sterilized before HIV diagnosis and 48 women sterilized after diagnosis were analysed. Of the women sterilized after HIV diagnosis, 96% ...

Tópico(s): HIV/AIDS Research and Interventions

2007 - Taylor & Francis | AIDS Care

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Maria Larissa Hermido da Silva, Esther Cavalcante da Silva, Eduardo Ossamu Nagao, Wanderson Cleiton Schmidt Cavalheiro, Emanuel Maia, Silfran Rogério Marialva Alves, Marta Silvana Volpato Sccoti, Francisco Adílson dos Santos Hara, Jhony Vendruscolo,

O planejamento da gestão dos recursos naturais é essencial para o desenvolvimento sustentável na região amazônica e tem como base as informações associadas às características da paisagem. Em face ao exposto, o presente trabalho tem como objetivo disponibilizar informações geométricas, topográficas e hidrográficas da microbacia do rio Cutia, a qual pertence a bacia do rio Guaporé, importante bacia do estado de Rondônia. Estas informações foram obtidas por meio de equações disponibilizadas na literatura ...

Tópico(s): Soil erosion and sediment transport

2021 - Grupo de Pesquisa Metodologias em Ensino e Aprendizagem em Ciências | Research Society and Development

Capítulo de livro Brasil Produção Nacional Revisado por pares

Fábio Bolzan, Guellity Marcel Fonseca Pereira, Walfrido Moraes Tomás, Reinaldo Lourival, José Sabino, Franco L. Souza, Francisco Valente‐Neto, Rafael Morais Chiaravalloti, Letícia Couto Garcia, Angélica Guerra, Rafaela Danielli Nicola, Áurea da Silva Garcia, Julio Francisco Alves Fernandes, Cyntia Cavalcante Santos, Mayara Camila Scur, Paula Isla Martins, Cássio Bernardino, Fábio de Oliveira Roque,

Although they occupy only 3% of the global surface area, wetlands represent 43.5% of the global monetary value provided by ecosystem services (ES). The Pantanal is one of the biggest wetland areas and provides many types of ES as goods and services for humanity, including a highly diversified flora and fauna; food, freshwater, and pastureland; climate stability and flood control; and scenic beauty, recreation, spiritual and cultural diversity, and well-being. Here, we updated the monetary valuation ...

Tópico(s): Conservation, Biodiversity, and Resource Management

2021 - Springer Nature (Netherlands) | Plant and vegetation

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Nara Carvalho, Vinícius José Baccin Martins, Vinícius Almeida da Nóbrega, Adélia da Costa Pereira de Arruda Neta, Luís Antônio Cavalcante da Fonseca, Francisco Bandeira, José Luiz de Brito Alves,

Investigate changes in blood pressure (BP) and heart rate variability (HRV) in women with and without sarcopenia-related parameters who underwent bariatric surgery (BS) during a one-year follow-up.Women were separated into obesity (OB, n = 20) and women with obesity displaying sarcopenia-related parameters (SOP, n = 14) and evaluated before BS and 3, 6, and 12 months after BS. SOP was defined as low handgrip strength (HS) and/or low appendicular skeletal mass adjusted for weight (ASM/wt × 100, %) in the lowest ...

Tópico(s): Nutritional Studies and Diet

2023 - Multidisciplinary Digital Publishing Institute | Nutrients

Artigo Acesso aberto Brasil Produção Nacional Revisado por pares

Thatiany Pereira Chaves, Josenília Maria Alves Gomes, Francisco Elano Carvalho Pereira, Sara Lúcia Cavalcante, Ilse Maria Tigre de Arruda Leitão, Hipólito Sousa Monte, Rodrigo Dornfeld Escalante,

JUSTIFICATIVA E OBJETIVOS: A dexmedetomidina tem sido utilizada para sedação e como coadjuvante em anestesia geral. O objetivo deste estudo foi avaliar a resposta cardiovascular e simpático-adrenal à intubação traqueal e à insuflação do pneumoperitônio, comparando-a ao remifentanil durante anestesia com sevoflurano para colecistectomia videolaparoscópica. MÉTODO: Foram incluídos no estudo 42 pacientes, estado físico ASA I ou II, com idades entre 25 e 55 anos, distribuídos aleatoriamente em dois ...

Tópico(s): Cardiac, Anesthesia and Surgical Outcomes

2003 - Elsevier BV | Brazilian Journal of Anesthesiology