623 research outputs found

    POLÍTICAS CRIMINAIS DE DESENCARCERAMENTO: ALTERNATIVAS A PARTIR DA ESCOLA DE CHICAGO

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    Pretende-se com este trabalho, a partir do construído pela Escola Sociológica de Chicago, atualizar e resgatar os aportes teóricos que indicam o espaço urbano como fator inibidor ou potencializador da atividade criminosa, dependendo do seu nível de organização social e urbanística. Serão investigadas, também as possibilidades de implementação de políticas públicas de segurança (também em nível municipal), em uma perspectiva preventiva e inclusiva, que fora do âmbito reativo e repressivo sejam capazes de minimizar o estado de violências

    Avaliação do programa “Circuito Sul-mineiro de Cafeicultura†nas regiões Sul e Sudoeste do estado de Minas Gerais

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    Aiming at the maintenance of the prominence of the South Minas coffee culture in the national scenario, the state of Minas Gerais, by means of its public institutions, has created a regional development program to meet the main problems concerning regional coffee production. With that purpose, the Southern Minas Ambit of Coffee culture was established, in search of the following objectives: to improve the quality of coffee, keep and create new employments, increase yield, reduce production costs and, as a consequence, improve the coffee farmers’ income. Nevertheless, in spite of the importance of such program as a subside for the solution of the problems concerning to coffee production of the Southern and Southeastern regions of the state of Minas Gerais, it has not, as of yet, been evaluated. Therefore, this work was conducted with a view to evaluating the Southern Minas Ambit of Coffee Culture, by taking into account a methodological approach oriented by different research methods as to the results achieved. By this research, it was stressed that the combination of quantitative and qualitative methods proved to be an adequate and complementary approach to extract data and evaluate the program under focus. Also verified were evidences that the objectives stated by the Program were partially achieved, based on the perceptions of coffee farmers, they who are the direct users of the Program.evaluation, rural development, coffee.,

    PERFIL DE SEGURANÇA ALIMENTAR E NUTRICIONAL EM USUÁRIOS ADULTOS DO SISTEMA ÚNICO DE SAÚDE DE UM MUNICÍPIO POLO DE SANTA CATARINA

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    A Sindemia Global ressalta que em virtude do aumento da obesidade, desnutrição e mudanças climáticas, o fenômeno afeta países em desenvolvimento, como o Brasil, no qual coloca a população em risco de Insegurança Alimentar e Nutricional. O estudo tem como objetivo avaliar o perfil de Segurança Alimentar e Nutricional em adultos usuários do sistema único de saúde de um município polo de Santa Catarina. Foram incluídos na pesquisa adultos residentes do município de Criciúma, Santa Catarina, que assinaram o Termo de Consentimento Livre e Esclarecido, totalizando a amostra de 240 indivíduos. Metade dos participantes não consomem feijão 50% (120), assim como a baixa ingestão de frutas com 44,6% (108), e a presença das bebidas adoçadas com 51,2% (123). De acordo com plano de saúde, 62,9% (151), responderam que não tem acesso a este serviço. Assim através do estado nutricional apontou que 35% (84) encontra-se em sobrepeso, e 16,5 % (40) estão com obesidade. Os adultos que contraíram a covid-19, foi de 19,6% (47). Assim 31,3% (75) dos entrevistados estão em situação de Insegurança Alimentar e Nutricional, visto que 68,7% (165) dos participantes encontram-se em Segurança Alimentar e Nutricional. Concluímos que a Insegurança Alimentar e Nutricional é alta, e deve ser combatida intersetorialmente, percorrendo toda a cadeia alimentar

    Status of the SIRGAS reference frame: recent developments and new challenges

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    In accordance with recent developments of the International Association of Geodesy (IAG) and the policies promoted by the Subcommittee on Geodesy of the United Nations Committee of Experts on Global Geospatial Information Management (UN-GGIM), a main goal of the Geodetic Reference System for the Americas (SIRGAS) is the procurement of an integrated regional reference frame. This frame should support the precise determination of geocentric coordinates and also provide a unified physical reference frame for gravimetry, physical heights, and a geoid. The geometric reference frame is determined by a network of about 500 continuously operating GNSS stations, which are routinely processed by ten analysis centers. The GNSS solutions from the analysis centers are used to generate weekly station positions aligned to the International Terrestrial Reference Frame (ITRF) and multi-year (cumulative) reference frame solutions. This processing is also the basis for the generation of precise tropospheric zenith path delays with an hourly sampling rate over the Americas. The reference frame for the determination of physical heights is a regional densification of the International Height Reference Frame (IHRF). Current efforts focus on the estimation and evaluation of potential values obtained from high resolution gravity field modelling, an activity tightly coupled with geoid determination. The gravity reference frame aims to be a regional densification of the International Terrestrial Gravity Reference Frame (ITGRF). Thus, SIRGAS activities are focused on evaluating the quality of existing absolute gravity stations and to identify regional gaps where additional absolute gravity stations are needed. Another main goal of SIRGAS is to promote the use of its geodetic reference frame at the national level and to support capacity building activities in the region. This paper summarizes key milestones in the establishment and maintenance of the SIRGAS reference frame and discusses current efforts and future challenges.Fil: Alves Costa, Sonia M.. Instituto Brasileiro de Geografia E Estatística; BrasilFil: Sanchez, Laura. Technische Universität München; AlemaniaFil: Piñon, Diego. Ministerio de Defensa. Instituto Geografico Nacional; ArgentinaFil: Tarrio Mosquera, Jose A.. Universidad de Santiago de Chile; ChileFil: Guimaraes, Gabriel. Universidade Federal de Uberlandia; BrasilFil: Demian Gomez. Ohio University; Estados UnidosFil: Drewes, Hermann. Deutsches Geodätisches Forschungsinstitut; AlemaniaFil: Mackern Oberti, María Virginia. Universidad Nacional de Cuyo. Facultad de Ingeniería; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; ArgentinaFil: Antokoletz, Ezequiel Darío. Universidad Nacional de La Plata. Facultad de Ciencias Astronómicas y Geofísicas; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - La Plata; ArgentinaFil: de Matos, Ana C. O.C. Universidade de Sao Paulo; BrasilFil: Blitzkow, Denizar. Universidade de Sao Paulo; Brasi

    Heterofucans from the Brown Seaweed Canistrocarpus cervicornis with Anticoagulant and Antioxidant Activities

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    Fucan is a term used to denominate a family of sulfated polysaccharides rich in sulfated l-fucose. We extracted six fucans from Canistrocarpus cervicornis by proteolytic digestion followed by sequential acetone precipitation. These heterofucans are composed mainly of fucose, glucuronic acid, galactose and sulfate. No polysaccharide was capable of prolonging prothrombin time (PT) at the concentration assayed. However, all polysaccharides prolonged activated partial thromboplastin time (aPTT). Four sulfated polysaccharides (CC-0.3/CC-0.5/CC-0.7/CC-1.0) doubled aPTT with only 0.1 mg/mL of plasma, only 1.25-fold less than Clexane®, a commercial low molecular weight heparin. Heterofucans exhibited total antioxidant capacity, low hydroxyl radical scavenging activity, good superoxide radical scavenging efficiency (except CC-1.0), and excellent ferrous chelating ability (except CC-0.3). These results clearly indicate the beneficial effect of C. cervicornis polysaccharides as anticoagulants and antioxidants. Further purification steps and additional studies on structural features as well as in vivo experiments are needed to test the viability of their use as therapeutic agents

    Estrategias para mejorar el aprendizaje de la biodiversidad amazónica en estudiantes

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    Esta investigación está orientada a la aplicación de diferentes estrategias de Educación Ambiental como el desarrollo de sesiones de aprendizajes, actividades lúdicas y el uso de las Tecnologías de Información y Comunicación con la aplicación de materiales educativos interactivos de siete especies de flora y fauna; se trabajó con estudiantes de cuatro instituciones educativas del Programa de Educación Rural Fe y Alegría 47 del ámbito de la carretera Iquitos-Nauta, el año 2018, a fin de mejorar el conocimiento sobre la biodiversidad de la Amazonía. La muestra estuvo conformada por 128 estudiantes, seleccionados en forma no aleatoria por conveniencia; se empleó la encuesta como técnica de recolección de datos. Los resultados muestran que los estudiantes de las cuatro instituciones tuvieron un incremento significativo en la comprensión sobre la conservación y manejo de la biodiversidad amazónica, con el empleo de las siguientes estrategias: Software Educativo (TIC), Láminas Educativas y actividades lúdica de juegos de memoria imagen – imagen, posibilitando que los estudiantes sean capaces de construir su propio proceso de aprendizaje por medio de la experimentación, innovación, difusión y uso compartido de información y buenas prácticas. Finalmente se concluyen que la aplicación de estrategias en la educación ambiental mejora el aprendizaje de los estudiantes del Programa de Educación Rural Fe y Alegría 47 sobre los conocimientos biológicos y ecológicos de las especies de flora y fauna, por ende, se sugiere que estas estrategias podrían aplicarse en el programa educativo que reciben los estudiantes

    Macadamia Oil Supplementation Attenuates Inflammation and Adipocyte Hypertrophy in Obese Mice

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    Excess of saturated fatty acids in the diet has been associated with obesity, leading to systemic disruption of insulin signaling, glucose intolerance, and inflammation. Macadamia oil administration has been shown to improve lipid profile in humans. We evaluated the effect of macadamia oil supplementation on insulin sensitivity, inflammation, lipid profile, and adipocyte size in high-fat diet (HF) induced obesity in mice. C57BL/6 male mice (8 weeks) were divided into four groups: (a) control diet (CD), (b) HF, (c) CD supplemented with macadamia oil by gavage at 2g/Kg of body weight, three times per week, for 12 weeks (CD + MO), and (d) HF diet supplemented with macadamia oil (HF + MO). CD and HF mice were supplemented with water. HF mice showed hypercholesterolemia and decreased insulin sensitivity as also previously shown. HF induced inflammation in adipose tissue and peritoneal macrophages, as well as adipocyte hypertrophy. Macadamia oil supplementation attenuated hypertrophy of adipocytes and inflammation in the adipose tissue and macrophages.Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Univ São Paulo, Dept Biol Celular & Desenvolvimento, BR-05508000 São Paulo, BrazilUniv Estadual Paulista, UNESP, Dept Educ Fis, Programa Posgrad Ciencia Motricidad, BR-13506900 Rio Claro, SP, BrazilUniv São Paulo, Inst Ciencias Biomed, Dept Fisiol & Biofis, BR-05508000 São Paulo, BrazilUniv Sao Judas Tadeu, Dept Ciencias Biol, Lab Movimento Humano, BR-05503001 São Paulo, BrazilUniversidade Federal de São Paulo, Dept Fisiol, Disciplina Fisiol Nutr, BR-04023901 São Paulo, BrazilUniv São Paulo, Inst Biociencias, Dept Fisiol Geral, BR-05508090 São Paulo, BrazilUniv Cruzeiro Sul, Inst Ciencias Atividade Fis & Esporte, Programa Posgrad Ciencia Movimento Humano, BR-01506000 São Paulo, BrazilUniversidade Federal de São Paulo, Dept Fisiol, Disciplina Fisiol Nutr, BR-04023901 São Paulo, BrazilWeb of Scienc
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