504 resultados para Diferent


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Resumen del autor en catalán

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En este cuento, Joan, un niño de siete años y medio, explica que su abuela, que vive con él, tiene una enfermedad que se llama Alzheimer, cosa que hace que sea una abuela diferente a las otras. Necesita que alguien esté con ella todo el día.

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The main objective of this thesis was to study (i) the effect of the fasting and lairage on carcass and technological meat quality and (ii) the inclusion of magnesium (MgCO3 and MgSO4) and/or tryptophan during 5 days before slaughtering pigs as a strategy to decrease stress levels and improve meat quality, with two different porcine RYR1 genotypes (NN and nn). An adequate combination of fasting and lairage period is recommended. A supplement of MgCO3 or Trp did not improve meat quality under minimal stressful ante mortem conditions; and MgSO4 had a laxative effect on pigs supplemented with it. When including nn pigs to the herd, it is recommended to consider the supplements’ combination of tryptophan and a source of Mg (avoiding MgSO4) to alleviate the negative effect of the stress and to improve technological meat quality.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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The diameters and areas of portal vein, caudal vena cava and abdominal aorta are useful measurements in dogs. These values can be easily measured by ultrasonographic exam, and variations of normality can be an important indicator of hepatic or extra-hepatic alterations. This study aimed to measure the diameter and areas of portal vein, caudal vena cava and abdominal aorta inhealthy dogs, with normal corporal score, divided in groups according to the body weight, and assess whether the data are influenced by animal weight. Thirty dogs were examined and divided into three groups (Group A: ≤ 10 kg Group B: from 10.1 to 20.0 kg; Group C: ≥ 20.1 kg). To measure thediameters and areas of portal vein, caudal vena cava and abdominal aorta, the animal was kept in left lateral decubitus position and the transducer was placed on the right lateral abdominal wall, at approximately the 10th or 11th intercostal space, in the porta hepatis region. The diameters and areas of the portal vein, caudal vena cava and abdominal aorta were significantly lower for dogs in Group A with respect to other groups and the dogs from Groups B and C had similar results with each other. The diameters and areas of the portal vein, caudal vena cava and abdominal aorta may vary with the animal size, and reference values must be specific for small, medium and large dogs. Key words: abdominal vessels; area; diameter; measurement; ultrasonographic exam

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Tillage systems strongly affect nutrient transformations and plant availability. The objective of this study was to assess the nitrate dynamic in soil solution in different tillage systems with use of plant cocktail as green manure in fertilized melon (Cucumis melon) in Brazilian semi-arid. The treatments were arranged in four blocks in a split-plot design and included three types of cover crops and two tillage systems, conventional tillage (CT) and no-till (NT). The data showed no strong effect of plant cocktails composition on NO3-N dynamic in the soil. Mean concentration of NO3-N ranged from 19.45 mg L-1 at 15 cm to 60.16 mg L-1 at 50 cm soil depth, indicating high leachability. No significant differences were observed between NT and CT treatments for 15 cm depth. The high soil moisture content at ~ 30 cm depth concentrated high NO3-N in all treatments, mean of 54.27 mg L-1 to NT and 54.62 mg L-1 to CT. The highest NO3-N concentration was observed at 50 cm depth in TC (60.16 mg L-1). High concentration of NO3-N in CT may be attributed to increase in decomposition of soil organic matter and crop residues incorporated into the soil.

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High phosphate (Pi) levels and extracellular matrix (ECM) accumulation are associated with chronic kidney disease progression. However, how high Pi levels contribute to ECM accumulation in mesangial cells is unknown. The present study investigated the role and mechanism of high Pi levels in ECM accumulation in immortalized human mesangial cells (iHMCs). iHMCs were exposed to normal (0.9 mM) or increasing Pi concentrations (2.5 and 5 mM) with or without diferent blockers or activators. NOX4, phosphorylated AMPK (p-AMPK), phosphorylated SMAD3 (p-SMAD3), fibronectin (F/N), collagen IV (C-IV) and alpha-smooth muscle actin (α-SMA) expression was assessed via western blot and immunofluorescence. Lucigenin-enhanced chemiluminescence, and dihydroethidium (DHE) assessed NADPH oxidase activity and superoxide (SO), respectively. In iHMCs, a Pi transporter blocker (PFA) abrogated high Pi-induced AMPK inactivation, increase in NADPH oxidase-induced reactive oxygen species (ROS) levels, NOX4, p-SMAD3, α-SMA and C-IV expression. AMPK activation by AICAR, NOX4 silencing or NADPH oxidase blocker prevented high Pi-induced DHE levels, p-SMAD3, F/N, C-IV and α-SMA expression. AMPK inactivation with NOX4-induced ROS formation and transforming growth factor ß-1 (TGFß-1) signaling activation mediates high Pi-induced ECM accumulation in iHMCs. Maneuvers increasing AMPK or reducing NOX4 activity may contribute to renal protection under hyperphosphatemia.

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Universidade Estadual de Campinas. Faculdade de Educação Física

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A pesquisa “A Educação Ambiental nos encontros do Congo com os cotidianos escolares de uma Escola Municipal da Barra do Jucu, Vila Velha, ES” se apoia na produção narrativa em Educação Ambiental com os cotidianos, com a intenção de problematizar os saberes e fazeres socioambientais produzidos nos encontros entre a produção cultural do congo com as práticas escolares cotidianas. Com as conversas e narrativas dos sujeitos da pesquisa, alunos(as), professores(as), congueiros(as), pais de alunos e outros representantes da comunidade escolar, problematizamos e mapeamos esses saberesfazeres socioambientais, bem como compreendemos suas diferentes traduções. Os cotidianos escolares são considerados espaços de burla às hierarquizações culturais, ambientais, sociais e curriculares, por serem espaços privilegiados de práticas curriculares que vão além das propostas instituídas, e enfatizamos como o entorno da escola com suas especificidades locais se constituem potências para a produção de saberes e a criação de currículos cotidianamente. As oficinas de congo que acontecem na Escola Municipal da Barra do Jucu foram acompanhadas e mostraram-se potentes para o desenvolvimento da Educação Ambiental numa perspectiva pós-colonial, que acredita na possibilidade de um pensamento que vá além da relação dicotômica cultura/natureza e da não homogeneização cultural. As produções culturais desenvolvidas nas oficinas possibilitaram “outras” alternativas para a produção de subjetividades e para trocas de saberes socioambientais e culturais, baseados na solidariedade que potencializa práticas sociais sustentáveis.

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Dissertação apresentada à Escola Superior de Educação de Lisboa para a obtenção do Grau de Mestre em Ciências da Educação - especialidade Supervisão em Educação

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Dissertação apresentada à Escola Superior de Comunicação Social como parte dos requisitos para obtenção de grau de mestre em Audiovisual e Multimédia.