64 resultados para Macrófagos - Teses


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The general objective of this study was to analyze the city of Santa Cruz cope with the impacts of the changes caused by the insertion of religious tourism with the construction of the Tourist Complex Religious Alto de Santa Rita, and specific objectives: to identify the economic activities from building the Tourist Complex Religious Alto de Santa Rita with the monument of Santa Rita; describe the research scenario to respect the traditions, rituals and spatial organization of the city and to evaluate the impacts through construction of movement by Religious Tourism Complex human capital and economic development fostered by Religious Tourism. To this end, we used the methods of application of Questionnaires and interviews, as well as the method was conducted participant observation, individual and systematic, having exploratory held through a correlational analysis regarding the impacts by inserting Tourism religious elsewhere. Was performed also discourse analysis of speeches Stakeholder city of Santa Cruz / RN for understanding the local reality. Literature search was performed readings of books, articles, theses and dissertations dealing with the issue, it was necessary to use data from websites. As for the media research field was qualitative. At the end of the study, it was concluded that the city of Santa Cruz suffered socio-economic and cultural, as a result, especially the lack of a previously developed tourism planning

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Falar em corpo e beleza parece algo bastante familiar à Educação Física. Para tanto, consideraremos a relação entre os significados do corpo e da beleza identificados nas produções analisadas e os modelos de beleza na Educação Física. Essa pesquisa é de natureza qualitativa, tendo a Análise de Conteúdo para tratamento dos dados. O corpus de análise foi composto por 8 dissertações da área de Educação Física, publicadas no Banco de Teses da Capes no período de 2004 a 2008, selecionados a partir da temática corpo e beleza. Diante do exposto, foi possível observar que a compreensão do corpo e da beleza na área, vem sendo ressignificada ao admitir outras concepções estéticas de belo, o que representa o avanço ocorrido na área no trato do conhecimento do corpo e da beleza

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O texto trata-se de um recorte de uma pesquisa de mestrado realizada no Programa de Pós-Graduação em Educação da UFRN. Para tanto, consideraremos a relação entre os significados do corpo e da beleza identificados nas produções analisadas e os modelos de beleza na Educação Física. Essa pesquisa é de natureza qualitativa, tendo a Análise de Conteúdo para tratamento dos dados. O corpus de análise foi composto por 8 dissertações da área de Educação Física, publicadas no Banco de Teses da Capes no período de 2004 a 2008, selecionados a partir da temática corpo e beleza. Foi possível observar que a compreensão do corpo e da beleza na área vem sendo ressignificada, ao tratar de outras concepções estéticas, que consideram as singularidades expressas no corpo humano e na cultura da qual o indivíduo faz parte

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Fucans, sulfated polysaccharides extracted from brown algae and some echinoderms, have been extensively studied for its diverse biological activities and because of its interference with molecular mechanisms of cell to cell recognition, including leukocyte trafficking from blood vessels into sites of inflammation mediated by selectin, a family of adhesion molecules. In the present study, we examined structural features of a heterofucan extracted from brown algae Padina gymnospora and its effect on the leukocyte migration to the peritoneum. The sulfated polysaccharides were extracted from the brown seaweed by proteolysis with the proteolytic enzyme maxatase. The presence of protein and uronic acid contamination was detected in the crude polysaccharide extract. Fractionation of the crude extract with growing concentrations of acetone produced five fractions with different concentrations of fucose, xylose, uronic acid, galactose, glucose and sulfate. The fraction precipitated with 1.5 volumes of acetone was characterized by infrared and nuclear magnetic resonance, through which can be observed the presence of sulfate groups in the C4 of -L-fucose. The anti-inflammatory action of this composite was assessed by a sodium thioglycollate-induced peritonitis assay and through nitric oxide production by the peritoneal macrophages using Griess reagent. Fraction F1.5 was efficient in reducing leukocyte influx into the peritoneal cavity when 10 mg/kg and 25mg/kg were used, resulting in a decrease of 56 and 39%, respectively. A decrease of nitric oxide production occurred when high concentrations of fucana were used. The cytotoxicity of the composite was also assessed using the reduction of 3-(4,5 dimethylthiazol-2-yl) 2,5-diphenyltetrazolium bromide (MTT). Fraction F1.5 had no cytotoxicity when 500 μg/mL of the fraction was used. This study suggests the use of fraction F1.5 (heterofucan) as an anti-inflammatory