8 resultados para 174-1071C

em Repositório Científico do Instituto Politécnico de Lisboa - Portugal


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Esta investigação debruça-se sobre dois universos: o do Teatro e Comunidade e o da Saúde a fim de refletir sobre uma interação entre essas duas áreas de conhecimento. O trabalho dedica-se à reflexão do conceito de comunidade a partir da análise de três “S” propostos pelo filósofo Agostinho da Silva: Sustento, Saber e Saúde. Para tanto, o estudo faz um contraponto entre o Saber e a Ciência sob a ótica do conhecimento cartesiano e o Saber adquirido a partir da experiência, das narrativas. Defende o Saber libertador enquanto possibilidade de autonomia dos sujeitos. O indivíduo, então protagonista de sua própria vida, passa a ter um melhor conhecimento sobre saúde, na visão integral da mesma, promovendo-a, consequentemente. Para fundamentar tal argumento, esse trabalho analisa os conceitos da promoção da saúde e da saúde integral, abordando aspectos históricos da medicina preventiva, sanitarista e analisando práticas da educação em saúde. Como possibilidade para se chegar a esse Saber e à Saúde Integral, o estudo propõe a linguagem teatral como uma alternativa. O binômio saúde e arte, portanto, encontra na conceituação de Teatro e Comunidade o campo de conhecimento que mais fundamenta essa interação. O estudo se propõe a contextualizar o surgimento e as práticas desse teatro e a analisar quatro grupos que têm esse binômio como premissa comum. Por fim, o trabalho levanta as características fundamentais de uma prática teatral nessa linha, a fim de promover o teatro como uma alternativa para se pensar a arte como saúde.

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Three different methods were used to introduce 1.0 wt.% of Pt in bifunctional Pt/MCM-22 zeolite catalysts: ion exchange with Pt(NH3)(4)(2+), incipient wetness impregnation with PtCl6H2 and mechanical mixture with Pt/Al2O3. The Pt dispersion was estimated by transmission electron microscopy and the hydrogenating activity with toluene hydrogenation at 110 degrees C. From these experiments, it can be concluded that with the ion exchanged sample, platinum was located within the inner micropores and on the outer surface, whereas with the impregnated one, platinum was essentially on the outer surface under the form of large particles. With all the samples there is a fast initial decrease in the activity for n-hexane hydroisomerisation at 250 degrees C. With exchanged and impregnated samples, this decrease is followed by a plateau, the activity value being then higher with impregnated sample. For the sample prepared by mechanical mixture a continuous decrease in activity can be observed. All these differences can be related with the distinct locations of Pt.

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Objectives - The aim of this work was to study the interaction between genetic polymorphisms (single-nucleotide polymorphisms, SNPs) of pro- and anti-inflammatory cytokines and fat intake on the risk of developing Crohn's disease (CD) or modifying disease activity. Methods - Seven SNPs in interleukin 1 (IL1), tumor necrosis factor alpha (TNFalpha), lymphotoxin alpha (LTalpha), and IL6 genes were analyzed in 116 controls and 99 patients with CD. The type of fat intake was evaluated, and the interaction between SNPs and dietary fat in modulating disease activity was analyzed. Results - Individuals who were homozygous for the IL6-174G/C polymorphism had a six-fold higher risk for CD (odds ratio (OR)=6.1; 95% confidence interval (95% CI)=1.9-19.4), whereas the TT genotype on the TNFalpha-857C/T polymorphism was associated with more active disease (OR=10.4; 95% CI=1.1-94.1). A high intake of total, saturated, and monounsaturated fats, as well as a higher ratio of n-6/n-3 polyunsaturated fatty acid (PUFA), was associated with a more active phenotype (P<0.05). Furthermore, there was an interaction between dietary fat intake and SNPs, with a high intake of saturated and monounsaturated fats being associated with active disease, mainly in patients carrying the variant alleles of the 857 TNFalpha polymorphism (OR=6.0, 95% CI=1.4-26.2; OR=5.17; 95% CI=1.4-19.2, respectively) and the 174 IL6 polymorphism (OR=2.95; 95% CI=1.0-9.1; OR=3.21; 95% CI=1.0-10.4, respectively). Finally, low intake of n-3 PUFA and high n-6/n-3 PUFA ratio in patients with the TNFalpha 857 polymorphism were associated with higher disease activity (OR=3.6; 95% CI=1.0-13.0; OR=5.92; 95% CI=1.3-26.5, respectively). Conclusions - These results show that different types of fat may interact with cytokine genotype, modulating disease activity.

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Objective - We aimed to identify the clinical and genetic [IL23 receptor (IL23R) single nucleotide polymorphisms (SNPs)] predictors of response to therapy in patients with ulcerative colitis. Patients and methods - A total of 174 patients with ulcerative colitis, 99 women and 75 men, were included. The mean age of the patients was 47±15 years and the mean disease duration was 11±9 years. The number of patients classified as responders (R) or nonresponders (NR) to several therapies was as follows: 110 R and 53 NR to mesalazine (5-ASA), 28 R and 20 NR to azathioprine (AZT), 18 R and 7 NR to infliximab. Clinical and demographic variables were recorded. A total of four SNPs were studied: IL23R G1142A, C2370A, G43045A, and G9T. Genotyping was performed by real-time PCR using Taqman probes. Results - Older patients were more prone to respond to 5-ASA (P=0.004), whereas those with pancolitis were less likely to respond to such therapies (P=0.002). Patients with extraintestinal manifestations (EIMs) were less likely to respond to 5-ASA (P=0.001), AZT (P=0.03), and corticosteroids (P=0.06). Carriers of the mutant allele for IL23R SNPs had a significantly higher probability of developing EIMs (P<0.05), a higher probability of being refractory to 5-ASA (P<0.03), but a higher likelihood of responding to AZT (P=0.05). A significant synergism was observed between IL23R C2370A and EIMs with respect to nonresponse to 5-ASA (P=0.03). Conclusion - Besides extent of disease and age at disease onset, the presence of EIMs may be a marker of refractoriness to 5-ASA, corticosteroids, and AZT. IL23R SNPs are associated both with EIMs and with nonresponse to 5-ASA and corticosteroids.

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Este estudo tem como principal objetivo identificar e compreender quais os valores de masculinidade que são representados na publicidade impressa. Para levar este estudo a cabo foram analisados os anúncios contidos na revista impressa Men’s Health, na edição do mês de setembro, desde o ano de 2002 a 2012, num total de 174 anúncios. A escolha da revista Men’s Health prende-se com o facto de ser uma revista dirigida ao segmento masculino. Foram traçados objetivos para o estudo em que todos eles convergem para um ponto em comum: identificação e compreensão dos valores de masculinidade presentes na publicidade em revistas dirigidas ao segmento masculino. Após a construção de uma grelha de análise foi desenvolvida uma análise extensiva, realizada aos diferentes anúncios e uma análise semiótica para que desta forma possamos ter uma abordagem qualitativa e quantitativa. Por fim, na conclusão e discussão dos resultados identificámos os valores de masculinidade que mais se encontram presentes nos anúncios dirigidos ao segmento masculino e posicionamos esses valores num esquema com o objetivo de conseguirmos classificar a forma de masculinidade refletida nos anúncios.

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Rationale: Omega 3 fatty acids have been shown to be of potential benefit in patients with CD. The aim of the present study was to evaluate whether EPA can modulate the inflammatory response according to different genotypes of IL6G174G/C polymorphism. Methods: Peripheral blood cells were collected from CD patients with different genotypes for IL6 174G/C (GG, n = 16, GC, n = 8, CC, n = 7), and lymphocytes were established in culture media. Replicates with the addition of EPA (25 mM) were analysed in a period of 24h, 48h and 72h. Expression of IL6 e a PGE2 was assessed by ELISA. Apoptosis and cellular proliferation was determined by flow cytometry.

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Relatório da Prática Profissional Supervisionada Mestrado em Educação Pré-Escolar

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This review concerns metal-catalyzed reactions of oxidation of alcohols to the respective products, mainly ketones and aldehydes, mostly within the period of 2010–2014. Both conventional and unconventional systems, not only with usual reagents, but also with uncommon and prospective ones, are overviewed, with recently achieved developments.