943 resultados para 2nd modernity
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O sector da saúde ocupa, actualmente, um espaço muito visível na nossa sociedade, quer seja em termos económicos como sociais. Os utentes têm alterado as suas atitudes, tendo vindo a preocupar-se e a exigir cada vez mais dos serviços de saúde. Estas mudanças têm conduzido as Organizações a desenvolver serviços mais orientados para o marketing. Desta forma, reconhece-se a importância dessa avaliação como forma de aumentar os níveis de satisfação dos utentes e da eficiência organizacional. A estratégia de Marketing, passa pela escolha dos mercados alvo, da sua posição competitiva face aos seus concorrentes, que permita atender os seus utentes. Neste contexto, o Marketing poderá desempenhar um papel preponderante na rentabilidade e competitividade das Organizações, pelo que se achou pertinente desenvolver as estratégias de Marketing numa Instituição Privada de Saúde. Assim, no âmbito do 2º. Ano de Mestrado de Gestão das Organizações, ramo Unidades de Saúde, foi realizado um estágio na área do Marketing e Imagem, que teve lugar no Hospital de Santa Maria – Porto. Assim, com este relatório pretende-se reflectir sobre as actividades desenvolvidas, desde a conceptualização à realização das mesmas, e o seu impacto na Organização e, simultaneamente, disponibilizar um instrumento de avaliação da Unidade Curricular.
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International Congress Marketing Trends Annual Conference in Paris, 17 – 19 January 2013
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This paper, reports experimental work on the use of new heterogeneous solid basic catalysts for biodiesel production: double oxides of Mg and Al, produced by calcination, at high temperature, of MgAl lamellar structures, the hydrotalcites (HT). The most suitable catalyst system studied are hydrotalcite Mg:Al 2:1 calcinated at 507 degrees C and 700 degrees C, leading to higher values of FAME also in the second reaction stage. One of the prepared catalysts resulted in 97.1% Fatty acids methyl esters (FAME) in the 1st reaction step, 92.2% FAME in the 2nd reaction step and 34% FAME in the 3rd reaction step. The biodiesel obtained in the transesterification reaction showed composition and quality parameters within the limits specified by the European Standard EN 14214. 2.5% wt catalyst/oil and a molar ratio methanol:oil of 9:1 or 12:1 at 60 -65 degrees C and 4 h of reaction time are the best operating conditions achieved in this study. This study showed the potential of Mg/Al hydrotalcites as heterogeneous catalysts for biodiesel production. (C) 2011 Elsevier Ltd. All rights reserved.
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Although vaccination is still the most cost-effective strategy for tuberculosis control, there is an urgent need for an improved vaccine. Current BCG vaccine lacks efficacy in preventing adult pulmonary tuberculosis, the most prevalent form of the disease. Targeting nasal mucosa, Mycobacterium tuberculosis infection site, will allow a simpler, less prone to risk of infection and more effective immunization against disease. Due to its biodegradable, immunogenic and mucoadhesive properties, chitosan particulate delivery systems can act both as carrier and as adjuvant, improving the elicited immune response. In this study, BCG was encapsulated in alginate and chitosan microparticles, via a mild ionotropic gelation procedure with sodium tripolyphosphate as a counterion. The particulate system developed shows effective modulation of BCG surface physicochemical properties, suitable for mucosal immunization. Intracellular uptake was confirmed by effective transfection of human macrophage cell lines.
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Dissertação apresentada à Escola Superior de Educação de Lisboa para obtenção do grau de Mestre em Ciências da Educação - Especialização em Supervisão em Educação
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Objectivo: Determinar se o Modelo Transteórico de Mudança de Comportamento (MTMC) é eficaz na promoção da actividade física (AF) nas grávidas. Metodologia: O grupo experimental (GE) participou no projecto “Mães em Movimento” baseado no MTMC. Aplicou-se o Questionário de AF para Gestantes, Escala de Estados de Mudança, Behavioural Regulation in Exercise Questionnaire e Questionário de Conhecimentos. Resultados: Na 2ª avaliação, no GE, todas as grávidas referiram praticar AF. A motivação intrínseca e os conhecimentos aumentaram Conclusão: O MTMC revelou-se um modelo eficaz na promoção da AF em grávidas.
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Paper presented at the Conference “The Reflective Conservatoire – 2nd International Conference: Building Connections”. Guildhall School of Music and Drama and Barbican Conference Centre, London. 28 February – 3 March 2009
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Pós-graduação em Psicologia - FCLAS
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Dissertação apresentada à Escola Superior de Educação de Lisboa para obtenção de grau de mestre em Ciências da Educação, especialidade Educação Matemática na Educação Pré-Escolar e nos 1.º e 2.º Ciclos do Ensino Básico
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Introdução – A doença oncológica tem sido assunto de abordagem historiográfica particularmente abundante no contexto internacional. No caso português só recentemente começaram a surgir os primeiros trabalhos em redor desta ampla temática. Objetivos – Revolvendo em torno da emergência e estruturação da luta anticancerosa no âmbito internacional, pretende-se apresentar uma breve síntese sobre a evolução deste fenómeno em Portugal na primeira metade do século XX. Metodologia – Análise documental. Qualitativa e heurística. Resultados/Discussão/Considerações finais – A luta contra a doença oncológica em Portugal não destoou do contexto médico-científico e do movimento internacional anticanceroso da primeira metade do século XX. No entanto, a emergência e a institucionalização do projeto anticanceroso nacional apresentou algumas particularidades. Inserido entre uma especialidade médica em processo de afirmação e as necessidades assistenciais dos cancerosos, resultou da conjugação de uma série de fatores que ultrapassam a mera assimilação de novas tecnologias médicas ou da criação de um espaço próprio para a prática da oncologia. Tornou-se também num meio para realizar um trabalho intenso de educação para a saúde, num instrumento de ponta na formação médica especializada e numa referência de modernidade científica no contexto do Estado Novo.
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In this work the effect of pre-treatments on the physical properties of fresh kiwi was studied. For that, a set of tests using chemical pretreatments was used, in which the samples were subjected to aqueous solutions of ascorbic acid and potassium metabisulfite at concentrations of 0.25% and 1% (w/v) for periods of 30 and 60 minutes, in order to understand the implications of the treatments in the color and texture of the kiwi as compared to its original properties. The results showed that the kiwi treated with ascorbic acid changed its color very intensively when compared to the fresh product, and this trend was intensified after storage. Contrarily, when potassium metabisulfite was used, the changes in color were quite negligible right after the treatment and even lower after the storage period of 6 days under refrigeration. After the treatments with both solutions, the kiwi texture was drastically changed, diminishing hardness considerably and increasing elasticity for all treatments. The same could be observed after six days of refrigeration.
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With the increase of bacterial resistance a large number of therapeutic strategies have been used to fight different kind of infections. In recent years ionic liquids (ILs) have been increasing the popularity and the number of applications. First ionic liquids were used mainly as solvent in organic synthesis, but now they are used in analytical chemistry, separation chemistry and material science among others. Additional to significant developments in their chemical properties and applications, ionic liquids are now bringing unexpected opportunities at the interface of chemistry with the life sciences Ionic liquids (ILs) are currently defined as salts that are composed solely of cations and anions which melt below 100ºC. Our goal in this work is to explore the dual activity of the ionic liquids, due to the presence of two different ions, an ion with bacterial activity as a beta-lactam antibiotic and different kinds of cations. In this work the anions of ILs and salts were derived from three different antibiotics: ampicillin, penicillin and amoxicillin. The cations were derived from substituted ammonium, phosphonium pyridinium and methylimidazolium salts, such as: tetraethyl ammonium, trihexiltetradecilphosphonium, cetylpyridinium, choline (an essential nutrient), 1-ethyl-3-methylimidazolium, and 1-ethanol-3-methyl imidazolium structures. Commercial ammonium and phosponium halogen salts were first transformed into hydroxides. on ionic exchange column (Amberlite IRA-400) in methanol. The prepared hydroxides were then neutralized with beta-lactam antibiotics. After crystallization we obtained pure ILs and salts containing beta-lactam antibiotics. This work presents a novel method for preparation of new salts of antibiotics with low melting point and their characterization.
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Mestrado em Radioterapia.
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Dissertação de Mestrado, Património, Museologia e Desenvolvimento, 7 de Outubro de 2013, Universidade dos Açores.
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OBJECTIVE: To assess the association between pre-gestational obesity and weight gain with cesarean delivery and labor complications. METHODS: A total of 4,486 women 20-28 weeks pregnant attending general prenatal care clinics of the national health system in Brazil from 1991 to 1995 were enrolled and followed up through birth. Body mass index categories based on prepregnancy weight and total weight gain were calculated. Associations between body mass index categories and labor complications were adjusted through logistic regression analysis. RESULTS: Obesity was present in 308 (6.9%) patients. Cesarean delivery was performed in 164 (53.2%) obese, 407 (43.1%) pre-obese, 1,045 (35.1%) normal weight and 64 (24.5%) underweight women. The relative risk for cesarean delivery in obese women was 1.8 (95% CI: 1.5-2.0) compared to normal weight women. Greater weight gain was particularly associated with cesarean among the obese (RR 4th vs 2nd weight gain quartile 2.2; 95% CI: 1.4-3.2). Increased weight at the beginning of pregnancy was associated with a significantly higher adjusted risk of meconium with vaginal delivery and perinatal death and infection in women submitted to cesarean section. Similarly, greater weight gain during pregnancy increased the risk for meconium and hemorrhage in women submitted to vaginal delivery and for prematurity with cesarean. CONCLUSIONS: Pre-gestational obesity and greater weight gain independently increase the risk of cesarean delivery, as well as of several adverse outcomes with vaginal delivery. These findings provide further evidence of the negative effects of prepregnancy obesity and greater gestational weight gain on pregnancy outcomes.