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STRENGTH AND ENDURANCE TRAINING IN CYTOKINE AND BODY COMPOSITION OF PEOPLE WITH HIV/AIDS
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P. Barros, Gustavo Willames
; C. Carvalho, Paulo Roberto
; Santos, Heleodório Honorato Dos
; B. de Lorena, Virginia Maria
; A. de Oliveira, Bruna Fernanda
; Santos, José Cristiano Faustino dos
; Leandro, Magno Petrônio Galvão
; Araújo, Paulo Sergio R. de
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Revista Brasileira de Medicina do Esporte
- Métricas do periódico
ABSTRACT Introduction: HIV/AIDS is considered one of the great cases of public health, but it is seen that patients who use antiretroviral therapy (ART) and practice strength training promote a promotion of their health. Objectives: Assess the impact of strength and resistance training on cytokines and body composition in people living with HIV/AIDS. Methods: Randomized clinical trial, the sample consisted of 12 patients, 7 from the Strength Group (GF) and 5 from Group 2, Muscular Resistance (MGR). We compared the levels of IL-2, IL-4, IL-6, IL-10 and TNF-α cytokines and body composition in the first and last sessions. The patients completed 36 strength and resistance training sessions over 12 weeks. Results: After 36 sessions of GRM resistance training, there was a significant increase from 4,734 pg/mL to 5,050 pg/mL of IL-10 (p=0.002). Regarding the GFR, no significant results were found. For body composition, there were significant differences in GFR due to the increase in lean mass of the arms from 6,441g to 7,014g (p=0.04), legs from 16,379g to 17,281g (p=0.02) and whole body of 45,640g to 47,343g (p=0.01). In G2 there was a significant decrease in the percentage of fat in the arms from 23,160% to 20,750% (p = 0.04). To assess quality of life, the WHOQOL-HIV-Bref questionnaire was used, where significant improvement was found in all domains, except for the level of independence domain. Conclusion: We conclude that muscular resistance training is effective in increasing IL-10 and decreasing the percentage of fat in the arms, whereas strength training increases lean mass in arms, legs, and the whole body. Level of Evidence I; Randomized Clinical Trial.
RESUMEN Introducción: El VIH/SIDA es considerado uno de los grandes casos de salud pública, sin embargo, está comprobado que pacientes que hacen uso de la terapia antirretroviral (TARV) y practican entrenamiento de fuerza provoca una promoción de su salud. Objetivos: Evaluar el impacto del entrenamiento de fuerza en la resistencia a las citoquinas y en la composición corporal de las personas que viven con VIH/SIDA. Métodos: Ensayo clínico aleatorizado, la muestra estuvo compuesta por 12 pacientes, siete del Grupo de Fuerza (TFG) y cinco del Grupo de Resistencia Muscular (GRM). Se compararon los niveles de las citocinas IL-2, IL-4, IL-6, IL-10 y TNF-α y la composición corporal en la primera y la última sesión. Los pacientes completaron 36 sesiones de entrenamiento de fuerza y resistencia durante 12 semanas. Resultados: Tras 36 sesiones de entrenamiento de resistencia GRM, se produjo un aumento significativo de 4.734 pg/mL a 5.050 pg/mL de IL-10 (p=0,002). En cuanto a la TFG, no se encontraron resultados significativos. En cuanto a la composición corporal, hubo diferencias significativas en la TFG debido al aumento de la masa magra en brazos de 6.441g a 7.014g (p=0,04), piernas de 16.379g a 17.281g (p=0,02) y cuerpo entero de 45.640g a 47.343g (p=0,01). En el GRM hubo una disminución significativa del porcentaje de grasa en los brazos de 23.160% a 20.750% (p = 0,04). Para la evaluación de la calidad de vida se utilizó el cuestionario WHOQOL-HIV-Bref, donde se encontró una mejoría significativa en todos los dominios, excepto en el dominio nivel de independencia. Conclusión: Concluimos que el entrenamiento de resistencia muscular es eficaz para aumentar la IL-10 y disminuir el porcentaje de grasa en los brazos, mientras que el entrenamiento de fuerza aumenta la masa magra total. Nivel de Evidencia I; Ensayo clínico aleatorizado.
RESUMO Introdução: O HIV/AIDS é considerado um dos grandes casos de saúde pública, porém verifica-se que pacientes que fazem uso de terapia antirretroviral (TARV) e praticam treinamento de força provocam uma promoção de sua saúde. Objetivos: Avaliar o impacto do treinamento de força sobre a resistência nas citocinas e a composição corporal de pessoas vivendo com HIV/AIDS. Métodos: Ensaio clínico randomizado, a amostra foi composta por 12 pacientes, sendo sete do Grupo Força (TFG) e cinco do Grupo Resistência Muscular (GRM). Comparou-se os níveis das citocinas IL-2, IL-4, IL-6, IL-10 e TNF-α e a composição corporal na primeira e na última sessão. Os pacientes completaram 36 sessões de treinamento de força e resistência ao longo de 12 semanas. Resultados: Após 36 sessões de treinamento resistido GRM, houve um aumento significativo de 4.734 pg/mL para 5.050 pg/mL de IL-10 (p=0,002). Em relação à TFG, não foram encontrados resultados significativos. Para composição corporal, houve diferenças significativas na TFG devido ao aumento da massa magra dos braços de 6.441g para 7.014g (p=0,04), pernas de 16.379g para 17.281g (p=0,02) e corpo inteiro de 45.640g para 47.343g (p=0,01). No GRM houve diminuição significativa do percentual de gordura nos braços de 23.160% para 20.750% (p = 0,04). Para avaliação da qualidade de vida foi utilizado o questionário WHOQOL-HIV-Bref, onde foi encontrada uma melhora significativa em todos os domínios, exceto no domínio nível de independência. Conclusão: Conclui-se que o treinamento de resistência muscular é eficaz em aumentar a IL-10 e diminuir o percentual de gordura nos braços, enquanto o treinamento de força aumenta a massa magra geral. Nível de Evidência I; Ensaio Clínico Randomizado.
2.
Diretrizes Brasileiras de Hipertensão Arterial – 2020
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Barroso, Weimar Kunz Sebba
; Rodrigues, Cibele Isaac Saad
; Bortolotto, Luiz Aparecido
; Mota-Gomes, Marco Antônio
; Brandão, Andréa Araujo
; Feitosa, Audes Diógenes de Magalhães
; Machado, Carlos Alberto
; Poli-de-Figueiredo, Carlos Eduardo
; Amodeo, Celso
; Mion Júnior, Décio
; Barbosa, Eduardo Costa Duarte
; Nobre, Fernando
; Guimarães, Isabel Cristina Britto
; Vilela-Martin, José Fernando
; Yugar-Toledo, Juan Carlos
; Magalhães, Maria Eliane Campos
; Neves, Mário Fritsch Toros
; Jardim, Paulo César Brandão Veiga
; Miranda, Roberto Dischinger
; Póvoa, Rui Manuel dos Santos
; Fuchs, Sandra C
; Alessi, Alexandre
; Lucena, Alexandre Jorge Gomes de
; Avezum, Alvaro
; Sousa, Ana Luiza Lima
; Pio-Abreu, Andrea
; Sposito, Andrei Carvalho
; Pierin, Angela Maria Geraldo
; Paiva, Annelise Machado Gomes de
; Spinelli, Antonio Carlos de Souza
; Nogueira, Armando da Rocha
; Dinamarco, Nelson
; Eibel, Bruna
; Forjaz, Cláudia Lúcia de Moraes
; Zanini, Claudia Regina de Oliveira
; Souza, Cristiane Bueno de
; Souza, Dilma do Socorro Moraes de
; Nilson, Eduardo Augusto Fernandes
; Costa, Elisa Franco de Assis
; Freitas, Elizabete Viana de
; Duarte, Elizabeth da Rosa
; Muxfeldt, Elizabeth Silaid
; Lima Júnior, Emilton
; Campana, Erika Maria Gonçalves
; Cesarino, Evandro José
; Marques, Fabiana
; Argenta, Fábio
; Consolim-Colombo, Fernanda Marciano
; Baptista, Fernanda Spadotto
; Almeida, Fernando Antonio de
; Borelli, Flávio Antonio de Oliveira
; Fuchs, Flávio Danni
; Plavnik, Frida Liane
; Salles, Gil Fernando
; Feitosa, Gilson Soares
; Silva, Giovanio Vieira da
; Guerra, Grazia Maria
; Moreno Júnior, Heitor
; Finimundi, Helius Carlos
; Back, Isabela de Carlos
; Oliveira Filho, João Bosco de
; Gemelli, João Roberto
; Mill, José Geraldo
; Ribeiro, José Marcio
; Lotaif, Leda A. Daud
; Costa, Lilian Soares da
; Magalhães, Lucélia Batista Neves Cunha
; Drager, Luciano Ferreira
; Martin, Luis Cuadrado
; Scala, Luiz César Nazário
; Almeida, Madson Q.
; Gowdak, Marcia Maria Godoy
; Klein, Marcia Regina Simas Torres
; Malachias, Marcus Vinícius Bolívar
; Kuschnir, Maria Cristina Caetano
; Pinheiro, Maria Eliete
; Borba, Mario Henrique Elesbão de
; Moreira Filho, Osni
; Passarelli Júnior, Oswaldo
; Coelho, Otavio Rizzi
; Vitorino, Priscila Valverde de Oliveira
; Ribeiro Junior, Renault Mattos
; Esporcatte, Roberto
; Franco, Roberto
; Pedrosa, Rodrigo
; Mulinari, Rogerio Andrade
; Paula, Rogério Baumgratz de
; Okawa, Rogério Toshiro Passos
; Rosa, Ronaldo Fernandes
; Amaral, Sandra Lia do
; Ferreira-Filho, Sebastião R.
; Kaiser, Sergio Emanuel
; Jardim, Thiago de Souza Veiga
; Guimarães, Vanildo
; Koch, Vera H.
; Oigman, Wille
; Nadruz, Wilson
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Arquivos Brasileiros de Cardiologia
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https://doi.org/10.36660/abc.20201238
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3.
Biorefinería para producir bioplástico y proteína a partir de suero de leche utilizando el simulador ASPEN
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Wándega, Flávia F.
; Braga, Eduardo R.
; G. S. Filho, Sérgio Roberto
; Wándega, Fernanda F.
; Pontesi, Luiz Antonio M.
; Viannai, Regina F.
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O objetivo do trabalho foi avaliar a viabilidade técnica e económica da instalagao de uma biorrefinaria integrada a indústria de laticínios para o uso de efluentes de soro de leite e produgao do bioplásticopolihidroxibutirato (PHB) e proteína. Com base na literatura científica, as operagoes unitárias do processo de produgao de PHB e proteína foram estabelecidas com o Simulador Aspen Plus versao 8.8. Cepas recombinantes de Escherichia coli foram utilizadas para a biossíntese metabólica de PHB com o solvente carbonato de propileno e ultrafiltragao para extrair a proteína. Do ponto de vista técnico e económico, a instalagao de uma biorrefinaria integrada a uma indústria de laticínios que processa pelo menos 250.000 L de leite por dia é viável.
The aim of this work was to evaluate the technical and economic feasibility of installing a biorefinery, capable of being integrated into the dairy industry to use whey effluents and to produce bioplastic polyhydroxybutyrate (PHB) and protein. Based on scientific literature, the unit operations of the PHB and protein production processes were established through the Aspen Plus Simulator, 8.8 version. Escherichia coli recombinant strains were used for the metabolic biosynthesis of PHB with propylene carbonate solvent while ultrafiltration was used to extract the protein. The installation of a biorefinery, integrated to a dairy industry that processes at least 250000 L of milk per day was viable from both a technical and an economic viewpoint.
El objetivo del trabajo fue evaluar la viabilidad técnica y económica de instalar una biorefinería integrada a una industria láctea para usar los efluentes de suero de leche y producir bioplástico polihidroxibutirato (PHB) y proteína. Basado en la literatura científica, se establecieron las operaciones unitarias del proceso de producción de PHB y proteína con el Simulador Aspen Plus versión 8.8. Se usaron cepas recombinantes de Escherichia coli para la biosíntesis metabólica de PHB con solvente de carbonato de propileno y ultrafiltración para extraer la proteína. Desde el punto de vista técnico y económico, la instalación de una biorefinería integrada a una industria láctea que procesa como mínimo 250000 L de leche por día fue viable.
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4.
Prevalence, treatment, and control of dyslipidemia in diabetic participants of two brazilian cohorts: a place far from heaven
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Martins, Nestor S.
; Mello, Daniel S.S.
; Barreto, Joaquim
; Soares, Alexandre A.S.
; Breder, Ikaro
; Cunha, Jessica
; Nadruz, Wilson
; Coelho Filho, Otavio R.
; Matos-Souza, José Roberto
; Coelho, Otavio R.
; Munhoz, Daniel B.
; Silva, José Carlos Quinaglia e
; Sposito, Andrei C.
; Carvalho, Luiz Sergio F
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Revista da Associação Médica Brasileira
- Métricas do periódico
RESUMO OBJETIVO O diabetes é importante causa de mortalidade cardiovascular. Nos últimos anos, a mortalidade diminuiu substancialmente, mais em diabéticos do que em não diabéticos, em grande parte devido ao controle de outros fatores de risco cardiovasculares. Nosso estudo tem como objetivo analisar o controle de dislipidemia em duas coortes de diabéticos. MÉTODOS Foram estudados pacientes de duas coortes distintas, sendo 173 pacientes do BHS (Brasília Heart Study) e 222 pacientes do BDS (Brazilian Diabetes Study). Os dados sobre controle de dislipidemia foram estudados nas duas populações diferentes. Todos os pacientes eram diabéticos. RESULTADOS Há diferenças significativas em relação às comorbidades entre os grupos de LDL-C no BDS. A média de hemoglobina glicada é de 8,2 no grupo com LDL-C > 100, comparado com 7,7 e 7,5 nos grupos 70-100 e < 70, respectivamente (p = 0,024). Há maior porcentagem de pacientes hipertensos com LDL entre 70-100 (63,9%), quando comparado aos grupos < 70 e > 100 (54,3% e 54,9%, respectivamente; p = 0,005). A pressão diastólica é mais elevada no grupo com LDL > 100, com média de 87 mmHg, comparado com 82,6 mmHg e 81,9 mmHg nos grupos 70-100 e < 70, respectivamente (p = 0,019). O grupo com LDL > 100 tem maior porcentagem de tabagistas (8,7%) quando comparado aos grupos com LDL entre 70-100 e < 70 (5,6% e 4,3%, respectivamente; p = 0,015). Há, também, diferença na incidência prévia de coronariopatia. No grupo com LDL < 70, 28,3% dos pacientes já apresentaram infarto prévio, comparados com 11,1% e 10,6% nos grupos 70-100 e > 100, respectivamente (p < 0,001). CONCLUSÃO Os dados do nosso estudo mostram que o controle de dislipidemia em diabéticos é inadequado, e há uma tendência de associação direta entre descontrole glicêmico e descontrole de dislipidemia, além de associação com outros fatores de risco cardiovascular, como hipertensão diastólica e tabagismo. Esse pior controle pode estar relacionado ao platô no descenso da curva de mortalidade, e o investimento nesse quesito pode melhorar a saúde cardiovascular dos diabéticos.
SUMMARY OBJECTIVE Diabetes is one of the leading causes of cardiovascular mortality. Over the last years, mortality has decreased significantly, more in individuals with diabetes than in healthy ones. That is mostly due to the control of other cardiovascular risk factors. The objective of our study was to analyze the dyslipidemia control in two diabetes cohorts. METHODS Patients from two distinct cohorts were studied, 173 patients from the BHS (Brasília Heart Study) and 222 patients from the BDS (Brazilian Diabetes Study). The data on dyslipidemia control were studied in both different populations. All patients had diabetes. RESULTS There are significant differences concerning comorbidities between the LDL-C and BDS groups. The average glycated hemoglobin is of 8.2 in the LDL-C > 100 group in comparison with 7.7 and 7.5 in the 70-100 and < 70 groups, respectively (p = 0.024). There is a higher percentage of hypertensive patients with LDL between 70-100 (63.9%), when comparing the < 70 and > 100 groups (54.3% and 54.9%, respectively; p = 0.005). Diastolic pressure is higher in the group with LDL > 100, with an average of 87 mmHg, in comparison with 82.6 mmHg and 81.9 mmHg in the 70-100 and < 70 groups, respectively (p = 0.019). The group with LDL > 100 has the greatest percentage of smokers (8.7%) in comparison with the groups with LDL between 70-100 and < 70 (5.6% and 4.3%, respectively; p = 0.015). There is also a difference in the previous incidence of coronaropathy. In the group with LDL < 70, 28.3% of patients had already experienced a previous infarction, compared with 11.1% and 10.6% in the 70-100 and > 100 groups, respectively (p < 0.001). CONCLUSIONS The data in our study have shown that the dyslipidemia control in diabetic patients is inadequate and there is a tendency of direct association between lack of blood glucose control and lack of dyslipidemia control, in addition to the association with other cardiovascular risk factors, such as diastolic hypertension and smoking. This worsened control might be related to the plateau in the descending curve of mortality, and investments in this regard can improve the cardiovascular health in diabetic patients.
https://doi.org/10.1590/1806-9282.65.1.3
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5.
Intensive treatment of hyperglycemia in the acute phase of myocardial infarction: the tenuous balance between effectiveness and safety – a systematic review and meta-analysis of randomized clinical trials
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Negreiros, Paulo H.
; Bau, Adriana
; Nadruz, Wilson
; Coelho Filho, Otavio R.
; Matos-Souza, José Roberto
; Coelho, Otavio R.
; Sposito, Andrei C.
; Carvalho, Luiz Sergio F.
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Revista da Associação Médica Brasileira
- Métricas do periódico
RESUMO INTRODUÇÃO No infarto agudo do miocárdio (IAM), cada incremento de 18 mg/dl (1 mmol/L) se associa a um aumento de 3% na mortalidade. As estratégias de redução da glicemia tentadas até o momento, entretanto, não trouxeram resultados animadores. METODOLOGIA Foram pesquisadas nas bases de dados Medline (PubMed) e Cochrane Library os ensaios clínicos randomizados (ECRs) de 1995 a 2017 que utilizaram estratégia intensiva ou a terapia GIK no controle glicêmico durante a fase aguda do IAM. Foram incluídos oito estudos. Para identificar os efeitos da insulinoterapia ou da terapia GIK, calculamos um risco relativo geral (RR) com meta-análises de modelos de efeitos fixos e aleatórios. Um valor de p-bicaudal < 0,05 foi considerado estatisticamente significativo. RESULTADOS Foram incluídos 28.151 pacientes, sendo 1.379 no grupo de tratamento intensivo da glicemia, 13.031 no GIK e 13.741 no controle. A mortalidade total foi de 2.961 (10,5%), computando um risco relativo de 1,03 [95%CI 0,96–1,10]; I 2 = 31%; p = 0,41 para o grupo intensivo ou GIK contra o grupo conservador. Reduções intensas (> 36 mg/dL) em relação à glicemia estimada média se associaram à maior mortalidade, enquanto reduções menores não se associaram com seu incremento ou redução. A redução glicêmica na fase aguda em relação à glicemia estimada média foi mais efetiva e segura na faixa em torno de 18 mg/dL. CONCLUSÃO Esta meta-análise levanta a hipótese de haver um limite tênue entre efetividade e segurança para a redução glicêmica na fase aguda, sendo que os alvos não devem exceder uma redução maior do que 36 mg/dL de glicemia.
SUMMARY INTRODUCTION In acute myocardial infarction (AMI), each 18 mg/dl (1 mmol/L) increment is associated with a 3% increase in mortality rates. All strategies applied for reducing blood glucose to this date, however, have not presented encouraging results. METHODOLOGY We searched the Medline (PubMed) and Cochrane Library databases for randomized clinical trials (RCTs) from 1995 to 2017 that used the intensive strategy or GIK therapy for blood glucose control during the acute stage of the AMI. We included eight studies. In order to identify the effects of GIK or insulin therapy, we calculated a overall risk ratio (RR) with meta-analysis of fixed and random effects models. A two-tail p-value of < 0.05 was considered statistically significant. RESULTS A total of 28,151 patients were included: 1,379 intensively treated with insulin, 13,031 in GIK group, and 13,741 in the control group. The total mortality was 10.5% (n=2,961) and the RR of 1.03 [95%CI 0.96–1.10]; I2 = 31%; p = 0.41 for the combined intensive insulin plus GIK groups in comparison with the control group. In meta-regression analyses, intense reductions in blood glucose (> 36 mg/dL) in relation to the estimated average blood glucose (estimated by HbA1c) were associated with higher mortality, whereas lower reductions in blood glucose (< 36 mg/dL) were not associated with mortality. The lowering of blood glucose in the acute phase of MI compared with the average blood glucose was more effective around 18 mg/dL. CONCLUSION This meta-analysis suggests that there may be a tenuous line between the effectiveness and safety of reducing blood glucose in the acute phase of MI. The targets must not exceed a reduction greater than 36 mg/dL in relation to estimated average blood glucose.
https://doi.org/10.1590/1806-9282.65.1.24
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6.
Ocorrência e fatores de risco associados à infecção por lentivírus de pequenos ruminantes no Estado de Sergipe
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Rizzo, Huber
; Jesus, Taile K.S.
; Castro, Roberto S.
; Pinheiro Júnior, José W.
; Soares, Lucas L.S.
; Oliveira, Carla C.M.
; Nascimento, Sérgio A.
; Silva, Tatiane R.
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RESUMO: Os lentiviros de pequenos ruminantes (LVPR) são responsáveis por enfermidades infecciosas e multissistêmicas causadas pelo Vírus da Artrite Encefalite Caprina (CAEV) e o Vírus da Maedi-Visna (MVV), e se apresentam sob as formas clínicas: articular, mamária, respiratória e nervosa. Desta forma esse trabalho objetivou determinar a ocorrência e avaliar os fatores de risco associados à infecção por LVPR no Estado de Sergipe, Brasil. Foram coletadas amostras sanguíneas de 1200 ovinos e 675 caprinos oriundos respectivamente de 60 e 41 propriedades localizadas em 25 municípios sergipanos no período de 2011 a 2014. Os diagnósticos dos LVPR foram determinados pela técnica sorológica de Imunodifusão em Gel Ágar (IDGA) usando o kit comercial da marca Biovetech®. Os dados das variáveis associadas aos fatores de risco foram obtidos a partir de questionários aplicados aos proprietários dos rebanhos e analisados estatisticamente. As frequências absolutas e relativas foram determinadas por análise estatística descritiva e os fatores de risco por análise univariada das variáveis de interesse pelo Teste de Qui-quadrado de Pearson e Exato de Fisher, quando necessário, e em seguida submetidos à análise de regressão logística. Foi evidenciada uma soropositividade de 5,03% (34/675) em caprinos e 1,50% em ovinos com 26,82% (11/41) e 28,33% (17/60) das propriedades apresentando ao menos um animal positivo respectivamente. Na análise dos fatores de risco, não foram observadas diferenças significantes para os ovinos, enquanto que, para os caprinos, rebanhos acima de 100 animais, que pastejam em áreas comuns com outros rebanhos, em uma distância ≤500 metros entre as propriedades, que adotam medidas biotecnológicas da reprodução e não utilizam agulhas estéreis, são mais susceptíveis à infecção por LVPR. Sendo assim, conclui-se que, há a presença dos LVPR em rebanhos sergipanos, e mesmo que em baixas frequências faz-se necessário a implementação de medidas profiláticas devido a possibilidade de expansão e desenvolvimento da caprinocultura do estado, e o alto padrão genético da raça Santa Inês.
ABSTRACT: The lentiviruses of small ruminants are infectious and multisystemic diseases caused by the Caprine Arthritis Encephalitis Virus (CAEV) and the Maedi-Visna Virus (MVV), and present the clinical forms: articular, mammary, respiratory and nervous. This work aimed to determine the occurrence and to evaluate the risk factors associated with lentivirus infection of small ruminants in the State of Sergipe, Brazil. Blood samples were collected from 1200 sheep and 675 goats from 60 and 41 farms respectively, located in 25 Sergipe municipalities from 2011 to 2014. The diagnosis of small ruminant lentiviruses (LVPR) was determined by the serological technique of Immunodiffusion in Gel Agar (IDGA) using the commercial kit of the brand Biovetech®. Data from the variables associated with risk factors were obtained from questionnaires applied to the owners of the herds and analyzed statistically. Absolute and relative frequencies were determined by descriptive statistical analysis and risk factors by univariate analysis of the variables of interest by Pearson’s Chi-square test and Fisher’s exact test, when necessary. A logistic regression analysis was used, considering as a dependent variable for LVPR infection the reactive or non-reactive result observed in the IDGA. A seropositivity of 5.03% (34/675) was observed in goats and 1.50% in sheep with 26.82% (11/41) and 28.33% (17/60) of the properties had at least one animal positive respectively. The analysis of the risk factors, no significant differences were observed for sheep, while for goats, herds above 100 animals grazing in common areas with other herds, at a distance ≤ 500 meters between the properties, that adopt Biotechnological measures of reproduction and do not use sterile needles, are more susceptible to LVPR infection. Therefore, it´s concluded there is presence of lentiviruses of small ruminants in sergipan herds, and even if at low frequencies it is necessary to implement prophylactic measures due to the possibility of expansion and development of goat breeding of the state and the high genetic standard of the Santa Inês breed.
https://doi.org/10.1590/1678-5150-pvb-5363
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7.
Brazilian legislation on genetic heritage harms Biodiversity Convention goals and threatens basic biology research and education
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ALVES, RUY JOSÉ V.
; WEKSLER, MARCELO
; OLIVEIRA, JOÃO A.
; BUCKUP, PAULO A.
; POMBAL JR., JOSÉ P.
; SANTANA, HÉLCIO R.G.
; PERACCHI, ADRIANO LÚCIO
; KELLNER, ALEXANDER W.A.
; ALEIXO, ALEXANDRE
; LANGGUTH, ALFREDO
; ALMEIDA, ALZIRA MARIA P. DE
; ALBERNAZ, ANA LUISA
; RIBAS, CAMILA C.
; ZILBERBERG, CARLA
; GRELLE, CARLOS EDUARDO V.
; ROCHA, CARLOS F.D.
; LAMAS, CARLOS JOSÉ E.
; HADDAD, CÉLIO F.B.
; BONVICINO, CIBELE R.
; PRADO, CYNTHIA P.A.
; LIMA, DANIELA O. DE
; ROSSA-FERES, DENISE C.
; SANTOS, FABRÍCIO R. DOS
; SALIMENA, FÁTIMA REGINA G.
; PERINI, FERNANDO A.
; BOCKMANN, FLÁVIO A.
; FRANCO, FRANCISCO LUÍS
; GIUDICE, GISELE M.L. DEL
; COLLI, GUARINO R.
; VIEIRA, IMA CÉLIA G.
; MARINHO-FILHO, JADER
; WERNECK, JANE M.C.F.
; SANTOS, JORGE A.D. DOS
; NASCIMENTO, JORGE LUIZ DO
; NESSIMIAN, JORGE LUIZ
; CORDEIRO, JOSÉ LUIS P.
; CLARO, KLEBER DEL
; SALLES, LEANDRO O.
; CASATTI, LILIAN
; PY-DANIEL, LUCIA HELENA R.
; SILVEIRA, LUÍS FÁBIO
; TOLEDO, LUÍS FELIPE
; OLIVEIRA, LUIZ F. DE
; MALABARBA, LUIZ ROBERTO
; SILVA, MARCELO D. DA
; COURI, MÁRCIA S.
; MARTINS, MÁRCIO
; TAVARES, MARCOS D.S.
; SOBRAL, MARCOS EDUARDO G.
; VIEIRA, MARCUS VINÍCIUS
; OLIVEIRA, MARIA DE LOURDES A.
; PINNA, MÁRIO DE
; HOPKINS, MICHAEL J.G.
; SOLÉ, MIRCO
; MENEZES, NAÉRCIO A.
; PASSOS, PAULO
; D’ANDREA, PAULO SERGIO
; PINTO, PEDRO C.E.A.
; VIANA, PEDRO L.
; TOLEDO, PETER M.
; REIS, ROBERTO E.
; VILELA, ROBERTO
; BASTOS, ROGÉRIO P.
; COLLEVATTI, ROSANE G.
; CERQUEIRA, RUI
; CASTROVIEJO-FISHER, SANTIAGO
; CARAMASCHI, ULISSES
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Anais da Academia Brasileira de Ciências
- Métricas do periódico
https://doi.org/10.1590/0001-3765201820180460
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8.
Redes sociales y confianza entre productores de rambután en el Soconusco, Chiapas
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Flores-Trejo, Arturo
; Almaguer-Vargas, Gustavo
; Aguilar-Ávila, Jorge
; Rendón-Medel, Roberto
; Márquez-Berber, Sergio R.
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Revista mexicana de ciencias agrícolas
- Métricas do periódico
Abstract This research analyzes the influence of existing social relations within a group of 22 producers of rambutan (Nephelium lappaceum) of Soconusco, Chiapas in 2014. The joint actions were analyzed related to improving the marketing of their product. Building scale relational links was used for collective work composed identification levels, contribution, collaboration, cooperation and partnership. Through the analysis of social networks (ARS) the number of relationships, and the density indicators and index for each level of centralization were identified. The results indicate a significant decline in relations present (47, 24, 11, 6, 3) in ascending order of the assessed levels; the higher the ratio, the lower their number. The lowest densities were reported in collaboration levels (1.6%), cooperation (0.09%) and association (0.07%). a strong social dislocation is observed mainly attributable to previous organizational experiences, individualism, and different visions of productive activity. a scenario of mistrust and poor commitment among members that negatively influences the collective enterprises is observed. It is concluded that it is necessary to take actions that promote greater social articulation, confidence and organizational culture among producers, before or on par with commercial integration initiatives.
Resumen La presente investigación analiza la influencia de las relaciones sociales existentes al interior de un grupo de 22 productores de rambután (Nephelium lappaceum) del Soconusco, Chiapas en 2014. Se analizaron las acciones conjuntas relacionadas con la mejora de la comercialización de su producto. Se empleó la escala de construcción de vínculos relacionales para el trabajo colectivo integrada por los niveles de identificación, aportación, colaboración, cooperación y asociación. A través del análisis de redes sociales (ARS) se identificaron el número de relaciones, y los indicadores de densidad e índice de centralización por cada nivel. Los resultados indican una disminución considerable en las relaciones presentes (47, 24, 11, 6, 3) en orden ascendente de los niveles evaluados; a mayor nivel de relación, menor número de éstas. Las densidades más bajas se reportaron en los niveles de colaboración (1.6%), cooperación (0.09%) y asociación (0.07%). Se observa una fuerte desarticulación social atribuible principalmente a experiencias organizativas previas, individualismo, y visiones diferentes de la actividad productiva. Se observa un escenario de desconfianza y deficiente compromiso entre los miembros que influye negativamente en los emprendimientos colectivos. Se concluye que es necesario realizar acciones que promuevan una mayor articulación social, confianza y cultura organizacional entre los productores, previo o a la par de iniciativas de integación comercial.
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9.
Nonalcoholic steatohepatitis and hepatocellular carcinoma: Brazilian survey
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Cotrim, Helma P.
; Oliveira, Claudia P.
; Coelho, Henrique Sérgio M.
; Alvares-da-Silva, Mario R.
; Nabuco, Leticia
; Parise, Edison Roberto
; Ivantes, Claúdia
; Martinelli, Ana LC
; Galizzi-Filho, João
; Carrilho, Flair J.
.
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OBJECTIVE: The majority of cases of hepatocellular carcinoma have been reported in individuals with cirrhosis due to chronic viral hepatitis and alcoholism, but recently, the prevalence has become increasingly related to nonalcoholic steatohepatitis around the world. The study aimed to evaluate the clinical and histophatological characteristics of hepatocellular carcinoma in Brazilians' patients with nonalcoholic steatohepatitis at the present time. METHODS: Members of the Brazilian Society of Hepatology were invited to complete a survey regarding patients with hepatocellular carcinoma related to nonalcoholic steatohepatitis. Patients with a history of alcohol intake (>20 g/day) and other liver diseases were excluded. Hepatocellular carcinoma diagnosis was performed by liver biopsy or imaging methods according to the American Association for the Study of Liver Diseases’ 2011 guidelines. RESULTS: The survey included 110 patients with a diagnosis of hepatocellular carcinoma and nonalcoholic fatty liver disease from nine hepatology units in six Brazilian states (Bahia, Minas Gerais, Rio de Janeiro, São Paulo, Paraná and Rio Grande do Sul). The mean age was 67±11 years old, and 65.5% were male. Obesity was observed in 52.7% of the cases; diabetes, in 73.6%; dyslipidemia, in 41.0%; arterial hypertension, in 60%; and metabolic syndrome, in 57.2%. Steatohepatitis without fibrosis was observed in 3.8% of cases; steatohepatitis with fibrosis (grades 1-3), in 27%; and cirrhosis, in 61.5%. Histological diagnosis of hepatocellular carcinoma was performed in 47.2% of the patients, with hepatocellular carcinoma without cirrhosis accounting for 7.7%. In total, 58 patients with cirrhosis had their diagnosis by ultrasound confirmed by computed tomography or magnetic resonance imaging. Of these, 55% had 1 nodule; 17%, 2 nodules; and 28%, ≥3 nodules. CONCLUSIONS: Nonalcoholic steatohepatitis is a relevant risk factor associated with hepatocellular carcinoma in patients with and without cirrhosis in Brazil. In this survey, hepatocellular carcinoma was observed in elevated numbers of patients with steatohepatitis without cirrhosis.
https://doi.org/10.6061/clinics/2016(05)07
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10.
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.
; Indriunas, Alexandre
; Jacques, Eliane L.
; Jardim, Jomar G.
; Kamer, Hiltje M.
; Kameyama, Cíntia
; Kinoshita, Luiza S.
; Kirizawa, Mizué
; Klitgaard, Bente B.
; Koch, Ingrid
; Koschnitzke, Cristiana
; Krauss, Nathália P.
; Kriebel, Ricardo
; Kuntz, Juliana
; Larocca, João
; Leal, Eduardo S.
; Lewis, Gwilym P.
; Lima, Carla T.
; Lima, Haroldo C.
; Lima, Itamar B.
; Lima, Laíce F.G.
; Lima, Laura C.P.
; Lima, Leticia R.
; Lima, Luís F.P.
; Lima, Rita B.
; Lírio, Elton J.
; Liro, Renata M.
; Lleras, Eduardo
; Lobão, Adriana
; Loeuille, Benoit
; Lohmann, Lúcia G.
; Loiola, Maria I.B.
; Lombardi, Julio A.
; Longhi-Wagner, Hilda M.
; Lopes, Rosana C.
; Lorencini, Tiago S.
; Louzada, Rafael B.
; Lovo, Juliana
; Lozano, Eduardo D.
; Lucas, Eve
; Ludtke, Raquel
; Luz, Christian L.
; Maas, Paul
; Machado, Anderson F.P.
; Macias, Leila
; Maciel, Jefferson R.
; Magenta, Mara A.G.
; Mamede, Maria C.H.
; Manoel, Evelin A.
; Marchioretto, Maria S.
; Marques, Juliana S.
; Marquete, Nilda
; Marquete, Ronaldo
; Martinelli, Gustavo
; Martins da Silva, Regina C.V.
; Martins, Ângela B.
; Martins, Erika R.
; Martins, Márcio L.L.
; Martins, Milena V.
; Martins, Renata C.
; Matias, Ligia Q.
; Maya-L., Carlos A.
; Mayo, Simon
; Mazine, Fiorella
; Medeiros, Debora
; Medeiros, Erika S.
; Medeiros, Herison
; Medeiros, João D.
; Meireles, José E.
; Mello-Silva, Renato
; Melo, Aline
; Melo, André L.
; Melo, Efigênia
; Melo, José I.M.
; Menezes, Cristine G.
; Menini Neto, Luiz
; Mentz, Lilian A.
; Mezzonato, A.C.
; Michelangeli, Fabián A.
; Milward-de-Azevedo, Michaele A.
; Miotto, Silvia T.S.
; Miranda, Vitor F.O.
; Mondin, Cláudio A.
; Monge, Marcelo
; Monteiro, Daniele
; Monteiro, Raquel F.
; Moraes, Marta D.
; Moraes, Pedro L.R.
; Mori, Scott A.
; Mota, Aline C.
; Mota, Nara F.O.
; Moura, Tania M.
; Mulgura, Maria
; Nakajima, Jimi N.
; Nardy, Camila
; Nascimento Júnior, José E.
; Noblick, Larry
; Nunes, Teonildes S.
; O'Leary, Nataly
; Oliveira, Arline S.
; Oliveira, Caetano T.
; Oliveira, Juliana A.
; Oliveira, Luciana S.D.
; Oliveira, Maria L.A.A.
; Oliveira, Regina C.
; Oliveira, Renata S.
; Oliveira, Reyjane P.
; Paixão-Souza, Bruno
; Parra, Lara R.
; Pasini, Eduardo
; Pastore, José F.B.
; Pastore, Mayara
; Paula-Souza, Juliana
; Pederneiras, Leandro C.
; Peixoto, Ariane L.
; Pelissari, Gisela
; Pellegrini, Marco O.O.
; Pennington, Toby
; Perdiz, Ricardo O.
; Pereira, Anna C.M.
; Pereira, Maria S.
; Pereira, Rodrigo A.S.
; Pessoa, Clenia
; Pessoa, Edlley M.
; Pessoa, Maria C.R.
; Pinto, Luiz J.S.
; Pinto, Rafael B.
; Pontes, Tiago A.
; Prance, Ghillean T.
; Proença, Carolyn
; Profice, Sheila R.
; Pscheidt, Allan C.
; Queiroz, George A.
; Queiroz, Rubens T.
; Quinet, Alexandre
; Rainer, Heimo
; Ramos, Eliana
; Rando, Juliana G.
; Rapini, Alessandro
; Reginato, Marcelo
; Reis, Ilka P.
; Reis, Priscila A.
; Ribeiro, André R.O.
; Ribeiro, José E.L.S.
; Riina, Ricarda
; Ritter, Mara R.
; Rivadavia, Fernando
; Rocha, Antônio E.S.
; Rocha, Maria J.R.
; Rodrigues, Izabella M.C.
; Rodrigues, Karina F.
; Rodrigues, Rodrigo S.
; Rodrigues, Rodrigo S.
; Rodrigues, Vinícius T.
; Rodrigues, William
; Romaniuc Neto, Sérgio
; Romão, Gerson O.
; Romero, Rosana
; Roque, Nádia
; Rosa, Patrícia
; Rossi, Lúcia
; Sá, Cyl F.C.
; Saavedra, Mariana M.
; Saka, Mariana
; Sakuragui, Cássia M.
; Salas, Roberto M.
; Sales, Margareth F.
; Salimena, Fatima R.G.
; Sampaio, Daniela
; Sancho, Gisela
; Sano, Paulo T.
; Santos, Alessandra
; Santos, Élide P.
; Santos, Juliana S.
; Santos, Marianna R.
; Santos-Gonçalves, Ana P.
; Santos-Silva, Fernanda
; São-Mateus, Wallace
; Saraiva, Deisy P.
; Saridakis, Dennis P.
; Sartori, Ângela L.B.
; Scalon, Viviane R.
; Schneider, Ângelo
; Sebastiani, Renata
; Secco, Ricardo S.
; Senna, Luisa
; Senna-Valle, Luci
; Shirasuna, Regina T.
; Silva Filho, Pedro J.S.
; Silva, Anádria S.
; Silva, Christian
; Silva, Genilson A.R.
; Silva, Gisele O.
; Silva, Márcia C.R.
; Silva, Marcos J.
; Silva, Marcos J.
; Silva, Otávio L.M.
; Silva, Rafaela A.P.
; Silva, Saura R.
; Silva, Tania R.S.
; Silva-Gonçalves, Kelly C.
; Silva-Luz, Cíntia L.
; Simão-Bianchini, Rosângela
; Simões, André O.
; Simpson, Beryl
; Siniscalchi, Carolina M.
; Siqueira Filho, José A.
; Siqueira, Carlos E.
; Siqueira, Josafá C.
; Smith, Nathan P.
; Snak, Cristiane
; Soares Neto, Raimundo L.
; Soares, Kelen P.
; Soares, Marcos V.B.
; Soares, Maria L.
; Soares, Polyana N.
; Sobral, Marcos
; Sodré, Rodolfo C.
; Somner, Genise V.
; Sothers, Cynthia A.
; Sousa, Danilo J.L.
; Souza, Elnatan B.
; Souza, Élvia R.
; Souza, Marcelo
; Souza, Maria L.D.R.
; Souza-Buturi, Fátima O.
; Spina, Andréa P.
; Stapf, María N.S.
; Stefano, Marina V.
; Stehmann, João R.
; Steinmann, Victor
; Takeuchi, Cátia
; Taylor, Charlotte M.
; Taylor, Nigel P.
; Teles, Aristônio M.
; Temponi, Lívia G.
; Terra-Araujo, Mário H.
; Thode, Veronica
; Thomas, W.Wayt
; Tissot-Squalli, Mara L.
; Torke, Benjamin M.
; Torres, Roseli B.
; Tozzi, Ana M.G.A.
; Trad, Rafaela J.
; Trevisan, Rafael
; Trovó, Marcelo
; Valls, José F.M.
; Vaz, Angela M.S.F.
; Versieux, Leonardo
; Viana, Pedro L.
; Vianna Filho, Marcelo D.M.
; Vieira, Ana O.S.
; Vieira, Diego D.
; Vignoli-Silva, Márcia
; Vilar, Thaisa
; Vinhos, Franklin
; Wallnöfer, Bruno
; Wanderley, Maria G.L.
; Wasshausen, Dieter
; Watanabe, Maurício T.C.
; Weigend, Maximilian
; Welker, Cassiano A.D.
; Woodgyer, Elizabeth
; Xifreda, Cecilia C.
; Yamamoto, Kikyo
; Zanin, Ana
; Zenni, Rafael D.
; Zickel, Carmem S
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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
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11.
Morphological aspects of Clinostomidae metacercariae (Trematoda: Digenea) in Hoplerytrinus unitaeniatusand Hoplias malabaricus (Pisces: Erythrinidae) of the Neotropical region, Brazil
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BENIGNO, RAIMUNDO N.M.
; KNOFF, MARCELO
; MATOS, EDILSON R.
; GOMES, DELIR C.
; PINTO, ROBERTO M.
; CLEMENTE, SÉRGIO C. SÃO
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Anais da Academia Brasileira de Ciências
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Espécies de peixes da Ilha de Marajó, Estado do Pará, Brasil, foram examinadas para identificar os trematódeos parasitando 102 Hoplerytrinus unitaeniatus (jejú) e 104 Hoplias malabaricus (traíra). Identificados como Clinostomatopsis sorbens e Ithyoclinostomum dimorphum. Os índices parasitários de C. sorbens de H. unitaeniatus e H. malabaricus, foram 43,14% e 30,77% de prevalência, 2,52 e 1,84 de intensidade média, 1,09 e 0,57 de abundância média e 1 a 9 e 1 a 7 de variação da amplitude de infecção, respectivamente, em ambos o sítio de infecção foi o mesentério. Os índices parasitários de I. dimorphum de H. unitaeniatus foram 2,94% de prevalência, 2,66 de intensidade média, 0,08 de abundância média, 1 a 4 de variação da amplitude de infecção, e os sítios de infecção foram o mesentério e a musculatura. Metacercárias de I. dimorphum foram coletadas na musculatura de um espécime de H. malabaricus, com 0,96% de prevalência, com intensidade de infecção de 2 parasitos e 0,02 de abundância. São apresentadas novos dados sobre a morfologia das estruturas externas e internas. Este é o primeiro registro de metacercárias de C. sorbens e de I. dimorphum em peixes amazônicos.
Species of fish of Marajó Island, State of Pará, Brazil, were examined to identify the trematodes parasitizing 102 Hoplerytrinus unitaeniatus (gold wolf fish) and 104 Hoplias malabaricus (thraira). Metacercariae of two species of trematodes, 170 specimens of Clinostomatopsis sorbens and 10 Ithyoclinostomum dimorphum were found and identified. The parasitary indices of C. sorbens from H. unitaeniatus and H. malabaricus, were 43.14% and 30.77% for prevalence, 2.52 and 1.84 for mean intensity, 1.09 and 0.57 for mean abundance and 1 to 9 and 1 to 7 for range of infection, respectively, on both fish the site of infection was the mesentery. The parasitary indices of I. dimorphum from H. unitaeniatus were 2.94% for prevalence, 2.66 for mean intensity, 0.08 for mean abundance, 1 to 4 for range of infection, and the sites of infection were the mesentery and the muscle. Metacercariae of I. dimorphum were collected in muscles of a specimen of H. malabaricus, with 0.96% of prevalence, intensity of infection of 2 parasites and 0.02 of abundance. New morphological data of external and internal structures are presented. This is the first record of metacercariae of C. sorbens and I. dimorphum in Amazonian fish.
https://doi.org/10.1590/0001-3765201420130025
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12.
Construcción de un instrumento para medir el clima organizacional en función del modelo de los valores en competencia
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The purpose of this study was to explore a model in the Mexican labor field that contextualizes organizational climate and links it with organizational culture. The Competing Values Framework (CVF), by K. S. Cameron & R. E. Quinn, was chosen due to its importance as the framework with more empirical evidence regarding corporate culture. The CVF proposes a four-quadrant structure for organizations: 1) internal focus, flexibility (clan), 2) internal focus, stability and control (hierarchy), 3) external focus, flexibility (adhocracy), and 4) external focus, stability and control (market). Likewise, it states that organizations present a mix of values from all quadrants. Overall, the findings of the study founded the model on a heterogeneous sample of 12 organizations (n=1424) in the central region of Mexico. In addition to the model, a primer version of an instrument was designed with the intention to measure organizational climate according to the CVF. The instrument proved its capability to discriminate amongst organizations and, in general, its reliability and validity.
El presente estudio estableció como objetivo central analizar en el ámbito laboral mexicano un modelo que contextualizara al clima organizacional y lo vinculara con la cultura organizacional. Se eligió al modelo de valores en competencia (MVC) de Kim S. Cameron y Robert E. Quinn, por ser tal vez el marco de referencia con mayor evidencia empírica en lo que respecta a la cultura organizacional. El MVC propone una estructura de cuadrantes de valores para las organizaciones: 1) enfoque interno, flexibilidad (organización familiar o clan); 2) enfoque interno, estabilidad y control (organización jerárquica); 3) enfoque externo, flexibilidad (organización adhocrática); y 4) enfoque externo, estabilidad y control (organización de mercado o metas). Asimismo, este modelo sostiene que las organizaciones presentan una mezcla de valores de todos los cuadrantes. Los resultados, en términos generales, fundamentaron dicho modelo en una muestra heterogénea de doce organizaciones de la región central de México (1 424 casos). Por otra parte, se construyó una primera versión de un instrumento que pretende medir el clima organizacional en función del MVC, el cual demostró capacidad de discriminar entre organizaciones y ser en términos generales válido y confiable.
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13.
Red de articulación institucional y organizacional para gestionar innovaciones en la región de Los Tuxtlas, Veracruz, México
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Zambada-Martínez, Andrés
; Cadena-Iñiguez, Pedro
; Ayala-Sánchez, Alejandro
; Sedas-Larios, Laura E. I.
; Pérez-Guel, Roque O.
; Francisco-Nicolás, Néstor
; Meneses-Márquez, Isaac
; Jacomé-Maldonado, Sergio M.
; Berdugo-Rejón, José G.
; Morales-Guerra, Mariano
; Rodríguez-Hernández, Filemón R.
; Rendón-Medel, Roberto
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In the region of Los Tuxtlas, Veracruz, a Network for Institutional and Organizational Articulation (Red de Articulación Institucional y Organizacional, RAIO) was formed to improve the relationships of collaboration, cooperation and ssociation between institutions and organizations involved in a proposal of institutional intervention that dealt with the carce technological innovation in the economic and social evelopment of small-scale hillside farmers, with the agroecologic technology of milpa interspersed with fruit trees (MIAF, for its initials in Spanish), promoted with participatory strategies in order to improve knowledge and comprehension mong producers, and to become the basis for innovation in the face of conditions that complicate its transference, such as scarce inter-institutional coordination. Institutions were invited to ntegrate the RAIO, an essential part of the proposal, generating ew levels of relationship among them. With the social network analysis (SNA), relationship structures were compared in two moments, "before the proposal" and "with the proposal", to dentify actors and the ties generated. It is concluded that the RAIO was integrated by eight institutional actors that promoted development and natural resource conservation, structured as a emporary network that strengthened the relationships between ctors and generated synergies to improve family production systems, and that the management of innovations for economic and social development of the rural sector in Los Tuxtlas is a complex process socially, institutionally and organizationally.
En la región de Los Tuxtlas, Veracruz se formó una Red de Articulación Institucional y Organizacional (RAIO) para mejorar relaciones de colaboración, cooperación y asociación entre instituciones y organizaciones involucradas en una propuesta de intervención institucional, que atendió la escasa innovación tecnológica en el desarrollo económico y social de pequeños agricultores de ladera, con la tecnología agroecológica milpa intercalada en árboles frutales (MIAF), promovida con estrategias participativas para fortalecer su conocimiento y comprensión en productores, y ser base para la innovación ante condiciones que dificultan su transferencia, como la escasa coordinación interinstitucional. Se convocó a instituciones pata integrar la RAIO, parte fundamental de la propuesta, generando nuevos niveles de relación entre ellas. Con el análisis de redes sociales (ARS) se compararon estructuras relacionales en dos momentos, "antes de la propuesta" y "con la propuesta", para identificar actores y vínculos generados. Se concluye que la RAIO está integrada por ocho actores institucionales que promueven desarrollo y conservación de recursos naturales, estructurada como red temporal que potenció relaciones entre actores y generó sinergias para mejorar sistemas de producción familiar, y que la gestión de innovaciones pata el desarrollo económico y social del sector rural de Los Tuxtlas es un proceso social, institucional y organizacionalmente complejo.
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14.
Simulation and manufacturing of a miniaturized exponential UWB TEM horn antenna for UWB radar applications
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Ascama, Héctor Dave Orrillo
; Hiramatsu, Roberto Kenji
; Oliveira, Alexandre M. de
; Dionisio, Carlos R. P.
; Kofuji, Sergio Takeo
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Journal of Microwaves, Optoelectronics and Electromagnetic Applications
- Métricas do periódico
This paper presents the parameterization of the structure of a miniaturized exponential UWB TEM horn antenna and its effect on the matching impedance and directivity. In addition, a microstrip balun that feeds the antenna was proposed in order to improve the balance, and the return loss for low frequencies. Both the antenna and the microstrip balun were simulated to obtain a final high performance model to be manufactured at a later time. The proposed antenna operates in a frequency range from 3.2 GHz to 7.5 GHz, meeting the standards established by the FCC and the ETSI for ultra-wideband technology. Moreover, based on these characteristics, the antenna have many UWB radar applications such as monitoring of structures (buildings, bridges, etc.), anti-collision radar, vital signs detection, and long-distance communications, as a result of its high gain around 15 dB.
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15.
Survey of saproxylophagous Melolonthidae (Coleoptera) and some biological aspects in Aquidauana, MS
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Garcia, Felix Placência
; Rodrigues, Sérgio Roberto
; Bagnara, Cristiane Aparecida Constante
; Oliveira, Diogo Silva de
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Os coleópteros da família Melolonthidae desempenham importante função na decomposição e reciclagem de nutrientes no meio ambiente, assim, foram desenvolvidos estudos com o objetivo de se conhecer as espécies saproxilófagas ocorrentes e os aspectos biológicos. Os estudos foram desenvolvidos na fazenda experimental da Universidade Estadual de Mato Grosso do Sul, em Aquidauana, de março de 2011 a abril de 2012. Em área de fragmento de mata de cerrado, troncos de árvores caídos, eram cortados em pequenas partes para realizar a extração e obtenção de imaturos e adultos. As larvas coletadas foram levadas para o laboratório para realizar a sua criação até a emergência dos adultos, sendo obtidos os dados biológicos e biométricos. Foram coletadas 145 larvas e 11 adultos. Larvas de terceiro instar de Strategus surinamensis Burmeister, 1847, coletadas duraram 230 dias nessa fase e 31,3 dias na fase de pupa. Larvas de terceiro instar dePhileurus valgus (Linnaeus, 1758) duraram 49 dias nessa fase e 13 dias na fase de pupa. Larvas de terceiro instar de Pelidnota fulva Blanchard, 1850, após serem coletadas permaneceram por 61 dias nessa fase e 25,3 dias na fase de pupa. Foram coletados adultos de Pelidnota aff. vazdemeloi dentro de troncos de árvores. Para Macraspis festiva Burmeister, 1844, as larvas de terceiro instar coletadas duraram por 39 dias nessa fase, e as pupas duraram 17 dias. Larvas de terceiro instar deRutela lineola (Linnaeus, 1767) duraram 23 dias nessa fase, e as pupas duraram 16,3 dias. Para Hoplopyga liturata (Olivier, 1789) as larvas de terceiro instar coletadas duraram 21 dias e as pupas duraram 18 dias. ParaHoplopyga boliviensis (Moser, 1918) larvas de terceiro instar duraram 33 dias e as pupas 16 dias. Larvas de segundo e terceiro instar de Marmarina maculosa(Olivier, 1789) coletadas, duraram respectivamente, 105 e 171,3 dias e as pupas duraram 26 dias. As espécies coletadas em maior quantidade foramM. festiva com 75 larvas, R. lineola com 20 larvas e H. boliviensis com 18 larvas. As larvas foram coletadas em vários meses, sendo que em julho amostrou-se 32 larvas e em agosto 39 larvas, sendo as maiores quantidades encontradas.
Coleoptera of the family Melolonthidae plays an important role in decomposition and nutrient recycling in the environment, however the information of this group is scarce in Brazil; therefore studies were developed with the objective of understanding the biological aspects of saproxylophagous. The studies were developed in the experimental farm of the State University of Mato Grosso do Sul, in Aquidauana, from March 2011 to April 2012. In a forest fragment of the cerrado, when encountering fallen tree trunks, they were cut into small pieces for extraction and acquisition of immature and adult Melolonthidae. Larvae were taken to the laboratory where they were reared until emergence of adults, obtaining biological and biometric data. A total of 145 larvae and 11 adults were collected. Third instar larvae of Strategus surinamensis Burmeister, 1847, collected in this phase lasted 230 days and 31.3 days in the pupal stage. Third instar larvae of Phileurus valgus (Linnaeus, 1758), in this phase lasted 49 days and 13 days in the pupal stage. Third instar larvae Pelidnota fulva Blanchard, 1850, after being collected remained for 61 days in this phase and 25.3 days in the pupal stage. AdultsPelidnota aff. vazdemeloi were collected inside tree trunks. ToMacraspis festiva Burmeister, 1844, the third instar larvae collected lasted for 39 days at this stage, and pupae lasted 17 days. Third instar larvae of Rutela lineola(Linnaeus, 1767), in this phase lasted 23 days, and pupae lasted 16.3 days. ToHoplopyga liturata (Olivier, 1789), third instar larvae collected lasted 21 days and pupae lasted 18 days. To Hoplopyga boliviensis (Moser, 1918), third instar larvae lasted 33 days and pupae 16 days. Second and third larval instarMarmarina maculosa (Olivier, 1789) collected lasted respectively, 105 and 171.3 days and pupae lasted 26 days. The species collected in greatest quantity were M. festiva with 75 larvae,R. lineola with 20 larvae and H. boliviensis with 18 larvae. Larvae were collected during several months, where in July 32 larvae were sampled and in August 39 larvae, the largest quantities encountered.
https://doi.org/10.1590/S1676-06032013000300004
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