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1.
Intake, performance and ingestive behaviour in lambs finished in confinement with wet brewery residue used as roughage
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Teixeira, William Soares
; Carvalho, Sérgio
; Manzoni, Verônica Gindri
; Simões, Robson Rodrigues
; Oliveira, Mariana Dalla Favera Almeida de
; Moraes, Matheus Lehnhart de
; Galvani, Diulia Zolin
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ABSTRACT: The present study evaluated the effect of increasing levels of wet brewery residue (WBR) as a source of roughage on nutrient intake, performance and ingestive behaviour in lambs finished in confinement. Thirty-two uncastrated male lambs were used, weaned at 50 days of age. The treatments comprised increasing levels of WBR as roughage in the diet: 31, 44, 57 and 70%, on a dry-matter. The concentrate consisted of disintegrated corn, soybean meal, calcitic limestone and mineral salt. There was a quadratic effect (P ≤ 0.05) from the increasing levels of WBR on the intake of DM, OM, CP and TCH. The intake of EE, NDF and ADF increased linearly (P ≤ 0.01), while TDN intake showed a linear reduction (P < .0001) for increases in the level of WBR. There was a quadratic effect (P ≤ 0.010) on the average daily weight gain (ADG) from the addition of WBR to the diet. The time spent on feeding and rumination (P ≤ 0.05), expressed in minutes, showed a linear increase. Feeding rate for DM showed decreasing linear behaviour (P ≤ 0.006), while NDF rumination rate showed increasing linear behaviour (P ≤ 0.013) due to the increased levels of WBR in the diet. There was a linear increase in the time spent on each feeding activity (P ≤ 0.007) with the increase in WBR in the diet. Maximum weight gain is achieved when 46.9% WBR is used as a source of roughage in the diet, and this level can be recommended for terminating lambs in confinement.
RESUMO: O objetivo do presente estudo foi avaliar o efeito de níveis crescentes de resíduo úmido de cervejaria (RUC) como fonte de volume sobre o consumo de nutrientes, desempenho e comportamento ingestivo de cordeiros terminados em confinamento. Foram utilizados 32 cordeiros machos não castrados, desmamados aos 50 dias de idade. Os tratamentos consistiram em níveis crescentes de RUC como volumoso na dieta: 31, 44, 57 e 70%, na matéria seca. O concentrado consistia em milho desintegrado, farelo de soja, calcário calcítico e sal mineral. Houve efeito quadrático (P ≤ 0,05) dos níveis crescentes de RUC sobre o consumo de MS, MO, PB e CHT. O consumo de EE, FDN e FDA aumentou linearmente (P < .0001), enquanto o consumo de NDT apresentou redução linear (P < .0001) para aumentos no nível de WBR. Houve um efeito quadrático (P ≤ 0,010) no ganho de peso médio diário (GMD) da adição de RUC à dieta. O tempo gasto com alimentação e ruminação (P ≤ 0,05) e para mastigação total (P ≤ 0,003), expresso em minutos, apresentou aumento linear. A taxa de alimentação para MS apresentou comportamento linear decrescente (P ≤ 0,006), enquanto a taxa de ruminação da FDN apresentou comportamento linear crescente (P ≤ 0,013) devido ao aumento dos níveis de RUC na dieta. Houve aumento linear no tempo gasto em cada atividade alimentar (P ≤ 0,007) com o aumento da RUC na dieta. O ganho de peso máximo é alcançado quando 46,9% de RUC é usado como fonte de volumoso na dieta, e este nível pode ser recomendado para cordeiros terminados em confinamento.
2.
Diretriz da SBC sobre Diagnóstico e Tratamento de Pacientes com Cardiomiopatia da Doença de Chagas – 2023
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Marin-Neto, José Antonio
; Rassi Jr, Anis
; Oliveira, Gláucia Maria Moraes
; Correia, Luís Claudio Lemos
; Ramos Júnior, Alberto Novaes
; Luquetti, Alejandro Ostermayer
; Hasslocher-Moreno, Alejandro Marcel
; Sousa, Andréa Silvestre de
; Paola, Angelo Amato Vincenzo de
; Sousa, Antônio Carlos Sobral
; Ribeiro, Antonio Luiz Pinho
; Correia Filho, Dalmo
; Souza, Dilma do Socorro Moraes de
; Cunha-Neto, Edecio
; Ramires, Felix Jose Alvarez
; Bacal, Fernando
; Nunes, Maria do Carmo Pereira
; Martinelli Filho, Martino
; Scanavacca, Maurício Ibrahim
; Saraiva, Roberto Magalhães
; Oliveira Júnior, Wilson Alves de
; Lorga-Filho, Adalberto Menezes
; Guimarães, Adriana de Jesus Benevides de Almeida
; Braga, Adriana Lopes Latado
; Oliveira, Adriana Sarmento de
; Sarabanda, Alvaro Valentim Lima
; Pinto, Ana Yecê das Neves
; Carmo, Andre Assis Lopes do
; Schmidt, Andre
; Costa, Andréa Rodrigues da
; Ianni, Barbara Maria
; Markman Filho, Brivaldo
; Rochitte, Carlos Eduardo
; Macêdo, Carolina Thé
; Mady, Charles
; Chevillard, Christophe
; Virgens, Cláudio Marcelo Bittencourt das
; Castro, Cleudson Nery de
; Britto, Constança Felicia De Paoli de Carvalho
; Pisani, Cristiano
; Rassi, Daniela do Carmo
; Sobral Filho, Dário Celestino
; Almeida, Dirceu Rodrigues de
; Bocchi, Edimar Alcides
; Mesquita, Evandro Tinoco
; Mendes, Fernanda de Souza Nogueira Sardinha
; Gondim, Francisca Tatiana Pereira
; Silva, Gilberto Marcelo Sperandio da
; Peixoto, Giselle de Lima
; Lima, Gustavo Glotz de
; Veloso, Henrique Horta
; Moreira, Henrique Turin
; Lopes, Hugo Bellotti
; Pinto, Ibraim Masciarelli Francisco
; Ferreira, João Marcos Bemfica Barbosa
; Nunes, João Paulo Silva
; Barreto-Filho, José Augusto Soares
; Saraiva, José Francisco Kerr
; Lannes-Vieira, Joseli
; Oliveira, Joselina Luzia Menezes
; Armaganijan, Luciana Vidal
; Martins, Luiz Cláudio
; Sangenis, Luiz Henrique Conde
; Barbosa, Marco Paulo Tomaz
; Almeida-Santos, Marcos Antonio
; Simões, Marcos Vinicius
; Yasuda, Maria Aparecida Shikanai
; Moreira, Maria da Consolação Vieira
; Higuchi, Maria de Lourdes
; Monteiro, Maria Rita de Cassia Costa
; Mediano, Mauro Felippe Felix
; Lima, Mayara Maia
; Oliveira, Maykon Tavares de
; Romano, Minna Moreira Dias
; Araujo, Nadjar Nitz Silva Lociks de
; Medeiros, Paulo de Tarso Jorge
; Alves, Renato Vieira
; Teixeira, Ricardo Alkmim
; Pedrosa, Roberto Coury
; Aras Junior, Roque
; Torres, Rosalia Morais
; Povoa, Rui Manoel dos Santos
; Rassi, Sergio Gabriel
; Alves, Silvia Marinho Martins
; Tavares, Suelene Brito do Nascimento
; Palmeira, Swamy Lima
; Silva Júnior, Telêmaco Luiz da
; Rodrigues, Thiago da Rocha
; Madrini Junior, Vagner
; Brant, Veruska Maia da Costa
; Dutra, Walderez Ornelas
; Dias, João Carlos Pinto
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3.
[SciELO Preprints] - Guideline of the Brazilian Society of Cardiology on Diagnosis and Treatment of Patients with Chagas Disease Cardiomyopathy
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Marin-Neto, José Antonio
Rassi Jr., Anis
Moraes Oliveira, Gláucia M.
Lemos Correia, Luís Claudio
Novaes Ramos Jr., Alberto
Hasslocher-Moreno, Alejandro Marcel
Luquetti Ostermayer, Alejandro
Sousa, Andréa Silvestre de
Amato Vincenzo de Paola, Angelo
Sobral de Sousa, Antonio Carlos
Pinho Ribeiro, Antonio Luiz
Correia Filho, Dalmo
Moraes de Souza, Dilma do Socorro
Cunha-Neto, Edecio
J. A. Ramires, Felix
Bacal, Fernando
Pereira Nunes, Maria do Carmo
Martinelli Filho, Martino
Ibrahim Scanavacca, Maurício
Magalhães Saraiva, Roberto
Alves de Oliveira Júnior, Wilson
M. Lorga-Filho, Adalberto
de Jesus Benevides de Almeida Guimarães, Adriana
Lopes Latado Braga, Adriana
Sarmento de Oliveira, Adriana
V. L. Sarabanda, Alvaro
Yecê das Neves Pinto, Ana
Assis Lopes do Carmo, André
Schmidt, André
Costa, Andréa Rodrigues da
Ianni, Barbara Maria
Markman Filho, Brivaldo
Eduardo Rochitte, Carlos
Thé Macedo, Carolina
Mady, Charles
Chevillard, Christophe
Bittencourt das Virgens, Cláudio Marcelo
Nery de Castro, Cleudson
De Paoli de Carvalho Britto, Constança Felícia
Pisani, Cristiano
do Carmo Rassi, Daniela
C. Sobral Filho, Dario
Rodrigues Almeida, Dirceu
A. Bocchi, Edimar
T. Mesquita, Evandro
de Souza Nogueira Sardinha Mendes, Fernanda
Pereira, Francisca Tatiana
Sperandio da Silva, Gilberto Marcelo
de Lima Peixoto, Giselle
Glotz de Lima, Gustavo
H. Veloso, Henrique
Turin Moreira, Henrique
Bellotti Lopes, Hugo
Masciarelli Francisco Pinto, Ibraim
Pinto Dias, João Carlos
Bemfica, João Marcos
Silva-Nunes, João Paulo
Soares Barreto-Filho, José Augusto
Kerr Saraiva, José Francisco
Lannes-Vieira, Joseli
Menezes Oliveira, Joselina Luzia
V. Armaganijan, Luciana
Martins, Luiz Cláudio
C. Sangenis, Luiz Henrique
Barbosa, Marco Paulo
Almeida-Santos, Marcos Antônio
Simões, Marcos Vinicius
Shikanai-Yasuda, Maria Aparecida
Vieira Moreira, Maria da Consolação
Higuchi, Maria de Lourdes
Costa Monteiro, Maria Rita de Cássia
Felix Mediano, Mauro Felippe
Maia Lima, Mayara
T. Oliveira, Maykon
Moreira Dias Romano , Minna
Nitz, Nadjar
de Tarso Jorge Medeiros, Paulo
Vieira Alves, Renato
Alkmim Teixeira, Ricardo
Coury Pedrosa, Roberto
Aras, Roque
Morais Torres, Rosália
dos Santos Povoa, Rui Manoel
Rassi, Sérgio Gabriel
Salles Xavier, Sérgio
Marinho Martins Alves , Silvia
B. N. Tavares, Suelene
Lima Palmeira, Swamy
da Silva Junior, Telêmaco Luiz
da Rocha Rodrigues, Thiago
Madrini Junior, Vagner
Maia da Costa , Veruska
Dutra, Walderez
This guideline aimed to update the concepts and formulate the standards of conduct and scientific evidence that support them, regarding the diagnosis and treatment of the Cardiomyopathy of Chagas disease, with special emphasis on the rationality base that supported it.nbsp;
Chagas disease in the 21st century maintains an epidemiological pattern of endemicity in 21 Latin American countries. Researchers and managers from endemic and non-endemic countries point to the need to adopt comprehensive public health policies to effectively control the interhuman transmission of T. cruzi infection, and to obtain an optimized level of care for already infected individuals, focusing on diagnostic and therapeutic opportunistic opportunities.
nbsp;
Pathogenic and pathophysiological mechanisms of the Cardiomyopathy of Chagas disease were revisited after in-depth updating and the notion that necrosis and fibrosis are stimulated by tissue parasitic persistence and adverse immune reaction, as fundamental mechanisms, assisted by autonomic and microvascular disorders, was well established. Some of them have recently formed potential targets of therapies.nbsp;
The natural history of the acute and chronic phases was reviewed, with enhancement for oral transmission, indeterminate form and chronic syndromes. Recent meta-analyses of observational studies have estimated the risk of evolution from acute and indeterminate forms and mortality after chronic cardiomyopathy. Therapeutic approaches applicable to individuals with Indeterminate form of Chagas disease were specifically addressed. All methods to detect structural and/or functional alterations with various cardiac imaging techniques were also reviewed, with recommendations for use in various clinical scenarios. Mortality risk stratification based on the Rassi score, with recent studies of its application, was complemented by methods that detect myocardial fibrosis.nbsp;
The current methodology for etiological diagnosis and the consequent implications of trypanonomic treatment deserved a comprehensive and in-depth approach. Also the treatment of patients at risk or with heart failure, arrhythmias and thromboembolic events, based on pharmacological and complementary resources, received special attention. Additional chapters supported the conducts applicable to several special contexts, including t. cruzi/HIV co-infection, risk during surgeries, in pregnant women, in the reactivation of infection after heart transplantation, and others.nbsp; nbsp;nbsp;
Finally, two chapters of great social significance, addressing the structuring of specialized services to care for individuals with the Cardiomyopathy of Chagas disease, and reviewing the concepts of severe heart disease and its medical-labor implications completed this guideline.
Esta diretriz teve como objetivo principal atualizar os conceitos e formular as normas de conduta e evidências científicas que as suportam, quanto ao diagnóstico e tratamento da CDC, com especial ênfase na base de racionalidade que a embasou.
A DC no século XXI mantém padrão epidemiológico de endemicidade em 21 países da América Latina. Investigadores e gestores de países endêmicos e não endêmicos indigitam a necessidade de se adotarem políticas abrangentes, de saúde pública, para controle eficaz da transmissão inter-humanos da infecção pelo T. cruzi, e obter-se nível otimizado de atendimento aos indivíduos já infectados, com foco em oportunização diagnóstica e terapêutica.
Mecanismos patogênicos e fisiopatológicos da CDC foram revisitados após atualização aprofundada e ficou bem consolidada a noção de que necrose e fibrose sejam estimuladas pela persistência parasitária tissular e reação imune adversa, como mecanismos fundamentais, coadjuvados por distúrbios autonômicos e microvasculares. Alguns deles recentemente constituíram alvos potenciais de terapêuticas.
A história natural das fases aguda e crônica foi revista, com realce para a transmissão oral, a forma indeterminada e as síndromes crônicas. Metanálises recentes de estudos observacionais estimaram o risco de evolução a partir das formas aguda e indeterminada e de mortalidade após instalação da cardiomiopatia crônica. Condutas terapêuticas aplicáveis aos indivíduos com a FIDC foram abordadas especificamente. Todos os métodos para detectar alterações estruturais e/ou funcionais com variadas técnicas de imageamento cardíaco também foram revisados, com recomendações de uso nos vários cenários clínicos. Estratificação de risco de mortalidade fundamentada no escore de Rassi, com estudos recentes de sua aplicação, foi complementada por métodos que detectam fibrose miocárdica.
A metodologia atual para diagnóstico etiológico e as consequentes implicações do tratamento tripanossomicida mereceram enfoque abrangente e aprofundado. Também o tratamento de pacientes em risco ou com insuficiência cardíaca, arritmias e eventos tromboembólicos, baseado em recursos farmacológicos e complementares, recebeu especial atenção. Capítulos suplementares subsidiaram as condutas aplicáveis a diversos contextos especiais, entre eles o da co-infecção por T. cruzi/HIV, risco durante cirurgias, em grávidas, na reativação da infecção após transplante cardíacos, e outros.nbsp;nbsp;nbsp;
Por fim, dois capítulos de grande significado social, abordando a estruturação de serviços especializados para atendimento aos indivíduos com a CDC, e revisando os conceitos de cardiopatia grave e suas implicações médico-trabalhistas completaram esta diretriz.nbsp;
4.
O Futuro do turismo no Brasil a partir da análise crítica do período 2000-2019
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Lohmann, Gui
; Lobo, Heros Augusto Santos
; Trigo, Luiz Gonzaga Godoi
; Valduga, Vander
; Castro, Rafael
; Coelho, Mariana de Freitas
; Cyrillo, Marina Wöhlke
; Dalonso, Yona
; Gimenes-Minasse, Maria Henriqueta
; Gosling, Marlusa de Sevilha
; Lanzarini, Ricardo
; Leal, Sergio Rodrigues
; Marques, Osiris
; Mayer, Verônica Feder
; Moreira, Jasmine Cardozo Moreira
; Moraes, Lauro Almeida de
; Panosso Netto, Alexandre
; Perinotto, André Riani Costa
; Queiroz Neto, Ambrozio
; Raimundo, Sidnei
; Sanovicz, Eduardo
; Trentin, Fábia
; Uvinha, Ricardo Ricci
.
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Resumo O presente artigo oferece uma perspectiva sobre o turismo no Brasil, analisando os principais desdobramentos com foco no período de 2000-2019. Trata-se de um artigo de opinião com reflexões de acadêmicos do turismo brasileiro. Os tópicos relacionados ao turismo, cobertos neste artigo, incluem economia, política e planejamento, marketing, transporte, meio ambiente, gastronomia, hospitalidade, lazer, entre outros. Como principal conclusão, considera-se que o Brasil não conseguiu se posicionar como destino de renome internacional, já que desde a década de 1990 os esforços para apoiar o desenvolvimento do turismo regional obtiveram sucesso apenas moderado. As crises econômicas, a instabilidade política, a violência e a corrupção foram entraves que afetaram consideravelmente o setor de turismo. A falta de uma abordagem coordenada entre os vários níveis de governo, a escassez de dados de turismo e uma campanha de marketing supra-governamental de longo prazo, entre outros fatores, fizeram com que o país perdesse várias oportunidades importantes na década de 2010 para se estabelecer como um dos principais destinos turísticos no mercado global.
Abstract This article provides a perspective on tourism in Brazil, analyzing the main developments focusing on the period 2000-2019. This opinion paper provides a reflection made by academics with expertise in tourism in Brazil. Tourism-related topics covered in this paper include economics, politics and planning, marketing, transportation, environment, gastronomy, hospitality, leisure, among others. As the main conclusion, it is argued that Brazil has not managed to position itself as an internationally renowned destination. The efforts in the 1990s to support the development of regional tourism have had only moderate success. Economic crises, political instability, violence and corruption were obstacles that considerably affected the tourism sector. The lack of a coordinated approach between the various levels of government, the shortage of tourism data and a long-term supra-governmental marketing campaign, among other factors, meant that the country missed several opportunities in the 2010s to become established as one of the top tourist destinations in the global market.
Resumen El artículo ofrece una perspectiva del turismo en Brasil, analizando los principales desarrollos con un enfoque en el período 2000-2019. Es un artículo de opinión con reflexiones de investigadores del turismo brasileño. Los temas relacionados con el turismo que se tratan en este artículo incluyen economía, política y planificación, marketing, transporte, medio ambiente, gastronomía, hostelería, ocio, entre otros. Como conclusión principal, se considera que Brasil no ha logrado posicionarse como un destino de renombre internacional, ya que desde la década de los noventa los esfuerzos para apoyar el desarrollo del turismo regional solo han tenido un éxito moderado. Las crisis económicas, la inestabilidad política, la violencia y la corrupción fueron obstáculos que afectaron considerablemente al sector turístico. La falta de un enfoque coordinado entre los distintos niveles de gobierno, la escasez de datos turísticos y una campaña de marketing supra gubernamental a largo plazo, entre otros factores, hicieron que el país perdiera varias oportunidades importantes en la década de 2010 para establecerse como uno de los principales destinos turísticos del mercado mundial.
5.
Danos à saúde relacionados ao trabalho de enfermeiros em um hospital universitário
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Nascimento, Flaviana Pereira Bastos
; Tracera, Gisele Massante Peixoto
; Santos, Katerine Moraes dos
; Sousa, Kayo Henrique Jardel Feitosa
; Jesus, Sérgio Abreu de
; Tomaz, Ana Paula Kelly de Almeida
; Zeitoune, Regina Célia Gollner
.
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Resumo Objetivo Analisar os danos à saúde relacionados ao trabalho de enfermeiros em um hospital universitário. Métodos Estudo transversal, quantitativo realizado com 135 enfermeiros de um hospital universitário localizado na região Sudeste do Brasil, entre os meses de dezembro de 2018 e fevereiro de 2019, com aplicação de questionários para caracterização pessoal e laboral e a Escala de Avaliação de Danos Relacionados ao Trabalho. Utilizou-se estatística descritiva e inferencial para a análise dos dados. Resultados Prevaleceu entre os enfermeiros o adoecimento físico. A avaliação para os danos psicológicos e sociais foi suportável. Os itens “distúrbios digestivos” (2,35±1,18), “mau-humor” (2,41±1,12), “dor de cabeça” (2,58±1,11), “dores no corpo” (2,81±1,15), “dores nas costas” (2,90±1,29), “alterações no sono” (2,96±1,28) e “dores nas pernas” (3,00±1,25) tiveram avaliação crítica pelos enfermeiros, o que representa risco para adoecimento. Não se identificaram associações significativas entre as variáveis pesquisadas e o adoecimento. Conclusão Os enfermeiros estão sujeitos a riscos de adoecimento relacionado ao trabalho no hospital universitário em estudo que deflagram adoecimento físico; sendo o suporte social uma provável explicação para o não adoecimento psicológico e social.
Abstract Objective To analyze the work-related health damage of nurses in a university hospital. Methods Cross-sectional, quantitative study conducted with 135 nurses from a university hospital located in the southeast region of Brazil between December 2018 and February 2019 with the application of questionnaires for personal and occupational characterization and the Work-Related Damage Assessment Scale. Descriptive and inferential statistics were used for data analysis. Results Physical illness prevailed among nurses. Psychological and social damage were evaluated as bearable. The items “digestive disorders” (2.35±1.18), “bad mood” (2.41±1.12), “headache” (2.58±1.11), “body pain” (2.81±1.15), “back pain” (2.90±1.29), “sleep disorders” (2.96±1.28) and “leg pain” (3.00 ±1.25) had a critical evaluation by nurses, which represents a risk for illness. No significant associations between the studied variables and illness were identified. Conclusion Nurses are subject to risks for illness related to work in the university hospital under study that trigger physical illness. Social support is a likely explanation for not getting psychologically and socially ill.
Resumen Objetivo Analizar los daños a la salud relacionados con el trabajo de enfermeros en un hospital universitario. Métodos Estudio transversal, cuantitativo realizado con 135 enfermeros de un hospital universitario ubicado en la región Sureste de Brasil, entre los meses de diciembre de 2018 y febrero de 2019, con la utilización de cuestionarios para caracterización personal y laboral y la Escala de Evaluación de Daños Relacionados con el Trabajo. Se utilizó una estadística descriptiva e inferencial para el análisis de los datos. Resultados Prevaleció entre los enfermeros la dolencia física. La evaluación para los daños psicológicos y sociales fue soportable. Los ítems “disturbios digestivos” (2,35±1,18), “malhumor” (2,41±1,12), “dolor de cabeza” (2,58±1,11), “dolores por el cuerpo” (2,81±1,15), “dolores en la espalda” (2,90±1,29), “alteraciones del sueño” (2,96±1,28) y “dolores en las piernas” (3,00±1,25) tuvieron una evaluación crítica de los enfermeros, lo que representa riesgo para la dolencia. No se identificaron asociaciones significativas entre las variables investigadas y la dolencia. Conclusión Los enfermeros están sujetos a riesgos de dolencia relacionados con el trabajo en el hospital universitario en un estudio que ocasionan dolencia física; el soporte social es una probable explicación para la no dolencia psicológica y social.
6.
About Chin (Genioplasty) Surgery
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da-Silva, Heitor Fontes
; Marinho, Luide França
; Souza, Gustavo Almeida
; Sverzut, Alexander Tadeu
; Olate, Sergio
; Asprino, Luciana
; de-Moraes, Márcio
.
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International Journal of Morphology
- Métricas do periódico
SUMMARY: Facial harmony is the consequence of a proper balance between all facial structures. The identification and classification of morphologic characteristics that detract from facial harmony is most effectively accomplished by clinical examination. The maintenance of the ratios between the facial thirds, correct spatial bone position and soft tissues accommodation are all factors that directly contribute in a balanced facial profile. The chin, likewise, contributes significantly in facial balance, mainly in the profile view. Expressive changes on chin position are associated with the perception of strong or delicate characters. Thus, over the years, a series of studies has been constructed focusing on mandibular osteotomies techniques that enable changes in chin position: advances, setback, extrusion, intrusion, widening, narrowing and asymmetry. This study aims to address historical and technical aspects of genioplasty; associating patient's condition with the surgical techniques that can be applied for correction of chin deformities.
RESUMEN: La armonía facial es la consecuencia del balance entre las estructuras facial. La identificación y clasificación de las características morfológicas que están acompañando la armonía facial son mas efectivas al realizar un estudio de análisis facial. La obtención de promedios entre los tercios, corrección especial de la posición del hueso y la acomodación de los tejidos blandos son factores directamente involucrados en el balance del perfil. El mentón, contribuye significativamente en este balance. Cambios expresivos en la posición del mentón son asociados con la percepción de características fuertes o delicadas. Durante los años, una serie de estudios han sido desarrollados enfocándose en las osteotomías mandibulares y técnicas capaces de alcanzar los cambios en la posición del mentón: avances, retrocesos, extrusiones, ensanchamientos, estrechamientos y asimetrías. Este estudio pretende orientar las condiciones históricas y técnicas respecto de la genioplastia; la asociación de las características del paciente con la técnica quirúrgica pueden ser aplicadas para la corrección de las deformidades.
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7.
Serological diagnosis and risk factors for Coxiella burnetii in goats and sheep in a semi-arid region of Northeastern Brazil
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Souza, Eline Almeida Rodrigues de
; Castro, Elaine Monalize Serafim de
; Oliveira, Glauber Meneses Barboza de
; Azevedo, Sérgio Santos
; Peixoto, Rodolfo de Moraes
; Labruna, Marcelo Bahia
; Horta, Maurício Claudio
.
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Revista Brasileira de Parasitologia Veterinária
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Resumo Coxiella burnetii é um agente zoonótico transmitido principalmente por pequenos ruminantes. No Brasil, a doença foi classificada como de notificação compulsória desde 2013, quando casos humanos foram relatados. O objetivo deste estudo foi identificar os fatores de risco associados à presença de anticorpos anti-Coxiella burnetii em caprinos e ovinos em uma região semiárida do Nordeste do Brasil. Este estudo envolveu um inquérito sorológico de 412 caprinos e 403 ovinos em fazendas do município de Petrolina, no estado de Pernambuco. Os soros foram examinados pela Reação de Imunofluorescência Indireta (RIFI) contra antígenos de C. burnetii . Informações sobre variáveis de manejo (variáveis independentes) que poderiam estar associadas à presença do microrganismo (variáveis dependentes) foram obtidas do proprietário de cada fazenda. Foi determinado que 2,2% (9/412) dos caprinos e 2,1% (9/403) dos ovinos tinham anticorpos reativos a C. burnetii. A presença de anticorpos anti-C. burnetii foram associados com a área seca do Sequeiro (região no norte do município de Petrolina) (P = 0,025), ovinos machos (P = 0,020) e criação intensiva de caprinos (P = 0,005). Este estudo, portanto, observou a presença de anticorpos anti-C. burnetii em pequenos ruminantes, confirmando pela primeira vez que este agente pode estar circulando em rebanhos caprinos no bioma Caatinga, semiárido do Brasil.
Abstract Coxiella burnetii is a zoonotic agent transmitted mainly by small ruminants. In Brazil the disease has been classified as a notifiable disease since 2013, when human cases were reported. This study aimed to identify risk factors associated with the presence of anti- Coxiella burnetii antibodies in goats and sheep in a semiarid region of Northeastern Brazil. Sera of 412 goats and 403 sheep from municipality of Petrolina, Pernambuco, were examined by the Indirect Fluorescent Antibody Test (IFAT) against antigens of C. burnetii. Information about management variables (independent variables) that could be associated with the presence of the microorganism (dependent variables) were obtained from the supervisor of each farm. It was determined that 2.2% (9/412) of the goats and 2.1% (9/403) of the sheep had antibodies reactive to C. burnetii. The presence of anti-C. burnetii antibodies was associated with the dry area of the Sequeiro (a region in the northern part of the municipality of Petrolina) (P = 0.025), male sheep (P = 0.020), and intensive goat breeding (P = 0.005). This study therefore showed the presence of anti-C. burnetii antibodies in goat and sheep, confirming for the first time that this agent is likely circulating among goat herds in the Caatinga Biome, semi-arid of Brazil.
https://doi.org/10.1590/s1984-296120180086
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8.
Ehrlichia canis and Rickettsia spp. in dogs from urban areas in Paraiba state, northeastern Brazil
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Rotondano, Tereza Emmanuelle de Farias
; Krawczak, Felipe da Silva
; Barbosa, Werona de Oliveira
; Moraes-Filho, Jonas
; Bastos, Fernanda Nieri
; Labruna, Marcelo Bahia
; Azevedo, Sérgio Santos de
; Melo, Marcia Almeida de
; Almeida, Alzira Maria Paiva de
.
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Revista Brasileira de Parasitologia Veterinária
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Resumo Os objetivos do nosso estudo foram identificar Ehrlichia canis e anticorpos contra Rickettsia spp. pertencentes ao Grupo da Febre Maculosa (GFM) em cães amostrados no estado da Paraíba, nordeste do Brasil. As amostras de sangue e soro, coletados por conveniência, de cães em áreas urbanas de cinco municípios foram analisadas por PCR em tempo real para a detecção de DNA de E. canis e pela Reação de Imunofluorescência Indireta (RIFI) para identificação de anticorpos contra Rickettsia rickettsii, R. felis, R. parkeri, R. amblyommii e R. rhipicephali. O DNA de E. canis foi detectado em 8,9% (64/719) das amostras de sangue, enquanto que 5,63% (43/763) das amostras de soro foram positivas para pelo menos um dos antígenos de Rickettsia testados por RIFI. Este estudo mostrou pela primeira vez a ocorrência de E. canis e sugere a circulação de Rickettsia do GFM em cães na região em estudo do estado da Paraíba, Nordeste do Brasil.
Abstract The aims of our study was to identify Ehrlichia canis and antibodies against Rickettsia spp. belonging to the spotted fever group (SFG) in dogs sampled from Paraiba state, northeastern Brazil. Blood and serum samples collected by convenience from dogs in urban areas of five municipalities were analyzed by real-time PCR for the detection of E. canis DNA and by immunofluorescence assay test (IFAT) for the identification of antibodies against Rickettsia rickettsii, R. felis, R. parkeri, R. amblyommii and R. rhipicephali antigens. E. canis DNA was detected in 8.9% (64/719) of the blood samples, whereas 5.63% (43/763) of the serum samples were positive for at least one of the Rickettsia antigens tested by IFAT. This study showed for the first time the occurrence of E. canis and suggested the circulation of SFG Rickettsia in dogs in the study region of Paraiba state, northeastern Brazil.
https://doi.org/10.1590/s1984-29612017030
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9.
Growing knowledge: an overview of Seed Plant diversity in Brazil
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Zappi, Daniela C.
; Filardi, Fabiana L. Ranzato
; Leitman, Paula
; Souza, Vinícius C.
; Walter, Bruno M.T.
; Pirani, José R.
; Morim, Marli P.
; Queiroz, Luciano P.
; Cavalcanti, Taciana B.
; Mansano, Vidal F.
; Forzza, Rafaela C.
; Abreu, Maria C.
; Acevedo-Rodríguez, Pedro
; Agra, Maria F.
; Almeida Jr., Eduardo B.
; Almeida, Gracineide S.S.
; Almeida, Rafael F.
; Alves, Flávio M.
; Alves, Marccus
; Alves-Araujo, Anderson
; Amaral, Maria C.E.
; Amorim, André M.
; Amorim, Bruno
; Andrade, Ivanilza M.
; Andreata, Regina H.P.
; Andrino, Caroline O.
; Anunciação, Elisete A.
; Aona, Lidyanne Y.S.
; Aranguren, Yani
; Aranha Filho, João L.M.
; Araújo, Andrea O.
; Araújo, Ariclenes A.M.
; Araújo, Diogo
; Arbo, María M.
; Assis, Leandro
; Assis, Marta C.
; Assunção, Vivian A.
; Athiê-Souza, Sarah M.
; Azevedo, Cecilia O.
; Baitello, João B.
; Barberena, Felipe F.V.A.
; Barbosa, Maria R.V.
; Barros, Fábio
; Barros, Lucas A.V.
; Barros, Michel J.F.
; Baumgratz, José F.A.
; Bernacci, Luis C.
; Berry, Paul E.
; Bigio, Narcísio C.
; Biral, Leonardo
; Bittrich, Volker
; Borges, Rafael A.X.
; Bortoluzzi, Roseli L.C.
; Bove, Cláudia P.
; Bovini, Massimo G.
; Braga, João M.A.
; Braz, Denise M.
; Bringel Jr., João B.A.
; Bruniera, Carla P.
; Buturi, Camila V.
; Cabral, Elza
; Cabral, Fernanda N.
; Caddah, Mayara K.
; Caires, Claudenir S.
; Calazans, Luana S.B.
; Calió, Maria F.
; Camargo, Rodrigo A.
; Campbell, Lisa
; Canto-Dorow, Thais S.
; Carauta, Jorge P.P.
; Cardiel, José M.
; Cardoso, Domingos B.O.S.
; Cardoso, Leandro J.T.
; Carneiro, Camila R.
; Carneiro, Cláudia E.
; Carneiro-Torres, Daniela S.
; Carrijo, Tatiana T.
; Caruzo, Maria B.R.
; Carvalho, Maria L.S.
; Carvalho-Silva, Micheline
; Castello, Ana C.D.
; Cavalheiro, Larissa
; Cervi, Armando C.
; Chacon, Roberta G.
; Chautems, Alain
; Chiavegatto, Berenice
; Chukr, Nádia S.
; Coelho, Alexa A.O.P.
; Coelho, Marcus A.N.
; Coelho, Rubens L.G.
; Cordeiro, Inês
; Cordula, Elizabeth
; Cornejo, Xavier
; Côrtes, Ana L.A.
; Costa, Andrea F.
; Costa, Fabiane N.
; Costa, Jorge A.S.
; Costa, Leila C.
; Costa-e-Silva, Maria B.
; Costa-Lima, James L.
; Cota, Maria R.C.
; Couto, Ricardo S.
; Daly, Douglas C.
; De Stefano, Rodrigo D.
; De Toni, Karen
; Dematteis, Massimiliano
; Dettke, Greta A.
; Di Maio, Fernando R.
; Dórea, Marcos C.
; Duarte, Marília C.
; Dutilh, Julie H.A.
; Dutra, Valquíria F.
; Echternacht, Lívia
; Eggers, Lilian
; Esteves, Gerleni
; Ezcurra, Cecilia
; Falcão Junior, Marcus J.A.
; Feres, Fabíola
; Fernandes, José M.
; Ferreira, D.M.C.
; Ferreira, Fabrício M.
; Ferreira, Gabriel E.
; Ferreira, Priscila P.A.
; Ferreira, Silvana C.
; Ferrucci, Maria S.
; Fiaschi, Pedro
; Filgueiras, Tarciso S.
; Firens, Marcela
; Flores, Andreia S.
; Forero, Enrique
; Forster, Wellington
; Fortuna-Perez, Ana P.
; Fortunato, Reneé H.
; Fraga, Cléudio N.
; França, Flávio
; Francener, Augusto
; Freitas, Joelcio
; Freitas, Maria F.
; Fritsch, Peter W.
; Furtado, Samyra G.
; Gaglioti, André L.
; Garcia, Flávia C.P.
; Germano Filho, Pedro
; Giacomin, Leandro
; Gil, André S.B.
; Giulietti, Ana M.
; A.P.Godoy, Silvana
; Goldenberg, Renato
; Gomes da Costa, Géssica A.
; Gomes, Mário
; Gomes-Klein, Vera L.
; Gonçalves, Eduardo Gomes
; Graham, Shirley
; Groppo, Milton
; Guedes, Juliana S.
; Guimarães, Leonardo R.S.
; Guimarães, Paulo J.F.
; Guimarães, Elsie F.
; Gutierrez, Raul
; Harley, Raymond
; Hassemer, Gustavo
; Hattori, Eric K.O.
; Hefler, Sonia M.
; Heiden, Gustavo
; Henderson, Andrew
; Hensold, Nancy
; Hiepko, Paul
; Holanda, Ana S.S.
; Iganci, João R.V.
; Imig, Daniela C.
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Resumo Um levantamento atualizado das plantas com sementes e análises relevantes acerca desta biodiversidade são apresentados. Este trabalho se iniciou em 2010 com a publicação do Catálogo de Plantas e Fungos e, desde então vem sendo atualizado por mais de 430 especialistas trabalhando online. O Brasil abriga atualmente 32.086 espécies nativas de Angiospermas e 23 espécies nativas de Gimnospermas e estes novos dados mostram um aumento de 3% da riqueza em relação a 2010. A Amazônia é o Domínio Fitogeográfico com o maior número de espécies de Gimnospermas, enquanto que a Floresta Atlântica possui a maior riqueza de Angiospermas. Houve um crescimento considerável no número de espécies e nas taxas de endemismo para a maioria dos Domínios (Caatinga, Cerrado, Floresta Atlântica, Pampa e Pantanal), com exceção da Amazônia que apresentou uma diminuição de 2,5% de endemicidade. Entretanto, a maior parte das plantas com sementes que ocorrem no Brasil (57,4%) é endêmica deste território. A proporção de formas de vida varia de acordo com os diferentes Domínios: árvores são mais expressivas na Amazônia e Floresta Atlântica do que nos outros biomas, ervas são dominantes no Pampa e as lianas apresentam riqueza expressiva na Amazônia, Floresta Atlântica e Pantanal. Este trabalho não só quantifica a biodiversidade brasileira, mas também indica as lacunas de conhecimento e o desafio a ser enfrentado para a conservação desta flora.
Abstract An updated inventory of Brazilian seed plants is presented and offers important insights into the country's biodiversity. This work started in 2010, with the publication of the Plants and Fungi Catalogue, and has been updated since by more than 430 specialists working online. Brazil is home to 32,086 native Angiosperms and 23 native Gymnosperms, showing an increase of 3% in its species richness in relation to 2010. The Amazon Rainforest is the richest Brazilian biome for Gymnosperms, while the Atlantic Rainforest is the richest one for Angiosperms. There was a considerable increment in the number of species and endemism rates for biomes, except for the Amazon that showed a decrease of 2.5% of recorded endemics. However, well over half of Brazillian seed plant species (57.4%) is endemic to this territory. The proportion of life-forms varies among different biomes: trees are more expressive in the Amazon and Atlantic Rainforest biomes while herbs predominate in the Pampa, and lianas are more expressive in the Amazon, Atlantic Rainforest, and Pantanal. This compilation serves not only to quantify Brazilian biodiversity, but also to highlight areas where there information is lacking and to provide a framework for the challenge faced in conserving Brazil's unique and diverse flora.
https://doi.org/10.1590/2175-7860201566411
33340 downloads
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Atividade residual de herbicidas usados na soja sobre o girassol cultivado em sucessão
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Dan, Hugo de Almeida
; Dan, Lilian Gomes de Moraes
; Barroso, Alberto Leão de Lemos
; Procópio, Sergio de Oliveira
; Oliveira Júnior, Rubem Silvério de
; Braz, Guilherme Braga Pereira
; Alonso, Diego Gonçalves
.
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O girassol é uma oleaginosa de destaque entre as culturas utilizadas em sucessão à soja na região dos cerrados. No entanto, poucas informações referentes aos efeitos da atividade residual de herbicidas aplicados na soja sobre o desenvolvimento e rendimento do girassol são conhecidas. Visando avaliar a atividade residual de herbicidas, aplicados em pré e pós-emergência na cultura da soja sobre o girassol cultivado em sucessão, foram conduzidos ensaios em campo e em casa de vegetação. No ensaio de campo, foram empregados nove tratamentos (doses em kg de i.a. ha-1): imazaquin (0,161), diclosulam (0,035), sulfentrazone (0,600) e flumioxazin (0,050), em aplicações de pré-emergência, e chlorimuron-ethyl (0,015), imazethapyr (0,060), imazethapyr (0,100) e fomesafen (0,250), aplicados em pós-emergência da soja, mais uma testemunha (sem herbicida). Um bioensaio foi conduzido em casa de vegetação com as amostras de solo dos tratamentos coletadas em seis épocas distintas (0, 35, 70, 105, 140 e 200 dias após a aplicação). Os resultados permitem concluir que o imazethapyr (0,100kg ha-1) e o diclosulam (0,035kg ha-1) causam redução no rendimento do girassol. A sensibilidade ao diclosulam perdura durante todo o cultivo do girassol.
The sunflower is a oilseed crop kind of prominence before the cultures used in succession in the Brazil. However, little information concerning the effects of residual activity of herbicides on the crop in this region are known. The aim of this study was to evaluate the residual activity of herbicides in weed management in pre and post-emergence soybean and evaluate its effects on sunflower crop in succession. In field experiments we adopted the randomized block design with four replications, being appointed nine treatments (kg of i.a. ha-1): imazaquin (0.161), diclosulan (0.035), sulfentrazone (0.600) and flumioxazin (0.050) in pre emergence applications, and chlorimuron-ethyl (0.015), imazethapyr (0.060), imazethapyr (0.100) and fomesafen (0.250) applied post emergence soybean and a control without herbicide. One bioassay was differentiated by the treatments contained in each treatment and soil samples collected at six different times (0, 35, 70, 105, 140 and 200 days after application); evaluated the dry matter accumulation of sunflower plants as a function of time of sample collection. The results showed that: imazethapyr (0.1kg ha-1) and diclosulan (0.035kg ha-1) caused a reduction in sunflower yield. Sensitivity to diclosulan continued throughout the interval evaluation of the range of bioassay.
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11.
Perfil da aspartato aminotransferase e alanina aminotransferase e biometria do fígado de codornas japonesas
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Barbosa, Anderson de Almeida
; Müller, Elisa Sialino
; Moraes, George Henrique Kling de
; Umigi, Regina Tie
; Barreto, Sergio Luiz de Toledo
; Ferreira, Ronaldo Martins
.
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Objetivou-se determinar o perfil da aspartato aminotransferase e alanina aminotransferase e a biometria do fígado de codornas poedeiras (Coturnix coturnix japonica) de 1 a 25 dias de idade. Avaliaram-se o peso vivo e o peso do fígado e as atividades das aspartato e alanina aminotransferases no fígado utilizando-se 90 codornas de 1 dia de idade. O delineamento experimental foi inteiramente casualizado com seis idades e cinco repetições, considerando cada animal uma unidade experimental. Aos 1, 5, 10, 15, 20 e 25 dias de idade, cinco animais foram sacrificados e os fígados coletados, pesados, congelados em nitrogênio líquido e armazenados a -20 ºC. As alíquotas dos tecidos foram coletadas para determinação das atividades da aspartato e alanina aminotransferases no homogenato. O peso do fígado aumentou de acordo com a idade e não aumentou na mesma proporção que o peso corporal das codornas no mesmo período de crescimento. As atividades totais da aspartato aminotransferase e alanina aminotransferase apresentaram crescimento linear de acordo com a idade. A enzima aspartato aminotransferase apresentou maior atividade total em relação à alanina aminotransferase. No primeiro dia de vida, as enzimas já apresentaram atividades específicas consideráveis em relação às outras idades. A atividade da aspartato aminotransferase por grama de fígado foi bem maior que a da alanina em todas as idades. A atividade da enzima alanina aminotransferase por grama de peso corporal decresceu de forma linear com a idade. Os dados do perfil das das enzimas aspartato aminotransferase e alanina aminotransferase observados permitirão melhor ajuste dos níveis de proteína das rações para codornas.
An experiment was conducted to determine the activities of aspartate aminotransferase and alanine aminotransferase and the liver biometry of laying quails (Coturnix coturnix japonica) from one to 25 days of age. Ninety, day-old, quails were used. A randomized complete experimental design was used with six ages, five replicates and one animal per experimental unit. At 1, 5, 10, 15, 20 and 25 days of age five animals were sacrificed, the liver removed, weighed, frozen with liquid nitrogen and stored at -20 ºC. Liver samples were collected, homogenized and centrifuged to determine the homogenate aspartate aminotransferase and alanine aminotransferase activities. Liver weight developed linearly with age but differently from the body weight. Total aspartate aminotransferase and alanine aminotransferase activities showed a linear increase with age. Total aspartate aminotransferase showed higher activities than alanine aminotransferase. At one day old, quail liver aspartate aminotransferase and alanine aminotransferase had specific activities higher than those observed at other ages. Aspartate aminotransferase activity per g of liver was higher than aspartate aminotransferase at all ages studied. Alanine aminotransferase activity per g of body weight showed a linear reduction with age. The data observed will allow better adjustment of the level of protein in quail feed.
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12.
Modelos de alerta para o controle da ferrugem-do-cafeeiro em lavouras com alta carga pendente
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O objetivo deste trabalho foi desenvolver árvores de decisão como modelos de alerta da ferrugem-do-cafeeiro em lavouras de café (Coffea arabica L.) com alta carga pendente de frutos. Dados de incidência mensal da doença no campo coletados durante oito anos foram transformados em valores binários considerando limites de 5 e 10 pontos percentuais na taxa de infecção. Foi gerado um modelo para cada taxa de infecção binária a partir de dados meteorológicos e do espaçamento entre plantas. O alerta é indicado quando a taxa de infecção, prevista para o prazo de um mês, atingir ou ultrapassar o respectivo limite. A acurácia do modelo para o limite de 5 pontos percentuais foi de 81%, por validação cruzada, chegando até 89% segundo estimativa otimista. Esse modelo apresentou bons resultados para outras medidas de avaliação importantes, como sensitividade (80%), especificidade (83%) e confiabilidades positiva (79%) e negativa (84%). O modelo para o limite de 10 pontos percentuais teve acurácia de 79%, e não apresentou o mesmo equilíbrio entre as demais medidas. Em conjunto, esses modelos podem auxiliar na tomada de decisão referente ao controle da ferrugem-do-cafeeiro no campo. A indução de árvores de decisão é alternativa viável às técnicas convencionais de modelagem e facilita a compreensão dos modelos.
The objective of this work was to develop decision trees as warning models of coffee (Coffea arabica L.) rust in growing areas with large fruit load. Monthly data of disease incidence in the field collected during eight years were transformed into binary values considering limits of 5 and 10 percentage points in the infection rate. Models were generated from meteorological data and space between plants for each binary infection rate. The warning is indicated when the infection rate is expected to reach or exceed the respective limit in a month. The accuracy obtained by cross-validating the model to the limit of 5 percentage points was 81%, reaching up to 89% according to an optimistic estimate. This model showed good results for other important evaluation measures, such as sensitivity (80%), specificity (83%), positive reliability (79%), and negative reliability (84%). The model for the limit of 10 percentage points had a 79% accuracy and did not show the same balance among the other evaluation measures. Together, these two models may support the decisions about coffee rust control in the field. The decision tree induction is a viable alternative to conventional modeling techniques, thus facilitating the comprehension of the models.
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13.
Characterization of rust, early and late leaf spot resistance in wild and cultivated peanut germplasm
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Fávero, Alessandra Pereira
; Moraes, Sérgio Almeida de
; Garcia, Antonio Augusto Franco
; Valls, José Francisco Montenegro
; Vello, Natal Antonio
.
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O amendoim (Arachis hypogaea) possui genoma AB e é uma das mais importantes culturas oleaginosas em todo o mundo. Os principais problemas da cultura no Brasil são as doenças fúngicas. Várias espécies do gênero Arachis são resistentes a pragas e doenças. Este trabalho visou a identificar espécies silvestres pertencentes à seção Arachis associadas aos genomas A ou B (ou " não-A" ) do amendoim que são resistentes à mancha castanha (Cercospora arachidicola), mancha preta (Cercosporidium personatum) e ferrugem (Puccinia arachidis). Para a identificação de genótipos resistentes a doenças fúngicas, bioensaios utilizando folhas destacadas foram realizados em condições de laboratório, com inoculação artificial, temperatura controlada de 25ºC e fotoperíodo de 10h luz/14h escuro, por 20-42 dias, de acordo com a espécie fúngica. A maioria dos acessos das espécies silvestres foram mais resistentes que os acessos de A. hypogaea para uma, duas ou todas as espécies fúngicas estudadas. Arachis monticola, considerada como o possível ancestral tetraplóide ou como um derivativo de A. hypogaea, também mostrou-se mais suscetível a Cercosporidium personatum e Puccinia arachidis, quando comparado à maioria das espécies silvestres. Portanto, acessos de germoplasma silvestre com genoma A ou B estão disponíveis para serem utilizados na introgressão de genes de resistência a doenças fúngicas no amendoim.
Groundnut (Arachis hypogaea) has an AB genome and is one of the most important oil crops in the world. The main constraints of crop management in Brazil are fungal diseases. Several species of the genus Arachis are resistant to pests and diseases. The objective of our experiments was to identify wild species belonging to the taxonomic section Arachis with either A or B (or " non-A" ) genomes that are resistant to early leaf spot (Cercospora arachidicola), late leaf spot (Cercosporidium personatum) and rust (Puccinia arachidis). For the identification of genotypes resistant to fungal diseases, bioassays with detached leaves were done in laboratory conditions, with artificial inoculation, a controlled temperature of 25ºC and a photoperiod of 10 h light/14 h dark, for 20-42 days, depending on the fungi species. Most of the accessions of wild species were more resistant than accessions of A. hypogaea for one, two or all three fungi species studied. Arachis monticola, considered to be a possible tetraploid ancestor or a derivative of A. hypogaea, was also more susceptible to Cercosporidium personatum and Puccinia arachidis, as compared to most of the wild species. Therefore, wild germplasm accessions of both genome types are available to be used for the introgression of resistance genes against three fungal diseases of peanut.
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14.
Molecular characterization of the NSP4 gene of human group A rotavirus samples from the West Central region of Brazil
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Tavares, Talissa de Moraes
; Brito, Wilia Marta Elsner Diederichsen de
; Fiaccadori, Fabíola Souza
; Freitas, Erika Regina Leal de
; Parente, Juliana Alves
; Costa, Paulo Sérgio Sucasas da
; Giugliano, Loreny Gimenes
; Andreasi, Márcia Sueli Assis
; Soares, Célia Maria Almeida
; Cardoso, Divina das Dôres de Paula
.
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Memórias do Instituto Oswaldo Cruz
- Métricas do periódico
Nonstructural protein 4 (NSP4), encoded by group A rotavirus genome segment 10, is a multifunctional protein and the first recognized virus-encoded enterotoxin. The NSP4 gene has been sequenced, and five distinct genetic groups have been described: genotypes A-E. NSP4 genotypes A, B, and C have been detected in humans. In this study, the NSP4-encoding gene of human rotavirus strains of different G and P genotypes collected from children between 1987 and 2003 in three cities of West Central region of Brazil was characterized. NSP4 gene of 153 rotavirus-positive fecal samples was amplified by reverse transcriptase-polymerase chain reaction and then sequenced. For phylogenetic analysis, NSP4 nucleotide sequences of these samples were compared to nucleotide sequences of reference strains available in GenBank. Two distinct NSP4 genotypes could be identified: 141 (92.2%) sequences clustered with NSP4 genotype B, and 12 sequences (7.8%) clustered with NSP4 genotype A. These results reinforce that further investigations are needed to assess the validity of NSP4 as a suitable target for epidemiologic surveillance of rotavirus infections and vaccine development.
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15.
Cytomegalovirus in colorectal cancer and idiopathic ulcerative colitis
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Mariguela, Viviane Casagrande
; Chacha, Silvana Gama Florêncio
; Cunha, Aldo de Albuquerque
; Troncon, Luiz Ernesto de Almeida
; Zucoloto, Sérgio
; Figueiredo, Luiz Tadeu Moraes
.
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Revista do Instituto de Medicina Tropical de São Paulo
- Métricas do periódico
Os Cytomegalovírus (CMV) são um gênero da família Herpesviridae, que pode estar associado a síndromes gastrointestinais. No presente trabalho buscamos uma possível associação da infecção por CMV com câncer coloretal e retocolite ulcerativa (RCU). Amostras de sangue e tecido entérico de 14 pacientes com câncer coloretal e 21 com RCU foram submetidas a uma nested-PCR que amplifica parte do gene gB do CMV e a uma imunohistoquímica utilizando um anticorpo monoclonal específico para proteína IE 76Kda de CMV. CMV foi detectado pela nested-PCR em sangue e/ou tecido entérico de 9 (64,3%) dos pacientes com câncer coloretal e 16 (76,2%) dos pacientes com RCU. Na imunohistoquímica foram observadas 12 (57,1%) amostras positivas para CMV nos pacientes com RCU e nos pacientes com câncer coloretal o CMV não foi detectado em nenhuma amostra. A positividade das infecções no grupo de pacientes com RCU (12/21, 57.1%) foi significantemente mais alta (p = 0,015) que aquela observada nos pacientes com câncer coloretal (2/14, 14.3%). Estes resultados sugerem uma associação da presença de CMV no tecido entérico com RCU.
Cytomegalovirus (CMV) is a genus in the family Herpesviridae that has been associated with gastrointestinal syndromes. In this work we looked for a possible association of CMV infection with colorectal cancer and ulcerative colitis (UC). Blood and enteric tissue samples of 14 patients with colorectal cancer and of 21 with UC were subjected to a nested-PCR that amplifies part of the gB gene of CMV and also to immunohistochemistry using a specific monoclonal antibody to IE 76kDa protein of CMV. CMV was detected by nested-PCR in the blood and/or the enteric tissue of nine (64.3%) colorectal cancer and 16 (76.2%) ulcerative colitis patients. In the immunohistochemistry it was observed that 12 (12/21, 57.1%) positive enteric tissue samples of patients with UC and none from patients with colorectal cancer (0/14) were positive to CMV. The positivity of CMV infections in the UC patient group (12/21, 57.1%) showed by both techniques, was significantly higher (p = 0.015) than that observed for colorectal cancer patients (2/14, 14.3%). These results suggest an association of ulcerative colitis with CMV infection of the enteric tissue.
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