1000 resultados para 641.26
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Helsinki : [Suomen matkailijayhdistys] 1911
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[Helsinki] 1900, Weilin & Göös
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The in situ saphenous vein bypass has been introduced in our department since 1989. A total of 26 bypasses in 22 patients have been followed prospectively. Indications for revascularisation have been severe arterial insufficiency in 73% of the cases (stage III or IV). With the exception of one postoperative death (myocardial infarction), all the patients have recovered uneventfully, with a regression to stage I. No amputation has been necessary. Morbidity has been 30%, with mainly minor local complications. The primary patency rate is 83% at one year and 78% after 2 and 3 years, whereas the secondary patency rate is 91% at one year, and remains constant thereafter up to 3 years. Considering our results and those from the literature, we believe that the in situ technique is very valuable, especially for below-knee vascular reconstruction. Technical difficulties of the method are analysed.
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[S.l.] 1890
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ce document, multi-paginé, recense un choix d'articles publié entre les années 1970-2010 par les six Unités de l'Institut: UEC-RVT, UEPP, UEC-CEPIC, UPC, US, USS, GRSA
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Interleukin 17-producing helper T cells (TH17 cells) have a major role in protection against infections and in mediating autoimmune diseases, yet the mechanisms involved are incompletely understood. We found that interleukin 26 (IL-26), a human TH17 cell-derived cytokine, is a cationic amphipathic protein that kills extracellular bacteria via membrane-pore formation. Furthermore, TH17 cell-derived IL-26 formed complexes with bacterial DNA and self-DNA released by dying bacteria and host cells. The resulting IL-26-DNA complexes triggered the production of type I interferon by plasmacytoid dendritic cells via activation of Toll-like receptor 9, but independently of the IL-26 receptor. These findings provide insights into the potent antimicrobial and proinflammatory function of TH17 cells by showing that IL-26 is a natural human antimicrobial that promotes immune sensing of bacterial and host cell death.
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OBJETIVO: Avaliar as repercussões da cicatriz uterina na dopplervelocimetria das artérias uterinas, entre 26 e 32 semanas, em gestantes primíparas com uma cesariana prévia, considerando quando esta foi realizada fora (cesárea eletiva) ou durante o trabalho de parto. MATERIAIS E MÉTODOS: Estudo prospectivo transversal em 45 gestantes, divididas em três grupos: 17 gestantes com cicatriz prévia resultante de cesariana eletiva (grupo A); 14 gestantes com uma cicatriz prévia oriunda de cesariana executada em trabalho de parto (grupo B); 14 gestantes cujo único parto anterior foi realizado por via vaginal (grupo C). A dopplervelocimetria das artérias uterinas foi realizada pela via abdominal. Foram calculados as médias, medianas e desvios-padrão (DP) para cada grupo em estudo. Em relação ao índice de pulsatilidade, a comparação dos grupos foi conduzida pelo teste não paramétrico de Kruskal-Wallis. RESULTADOS: Os valores médios do índice de pulsatilidade no grupo A variaram de 0,60 a 1,60 (média: 0,90; DP: 0,29), no grupo B, de 0,53 a 1,43 (média: 0,87; DP: 0,24), e no grupo C, de 0,65 a 1,65 (média: 1,01; DP: 0,37); p = 0,6329. CONCLUSÃO: Não houve repercussões da cicatriz de cesariana prévia na dopplervelocimetria das artérias uterinas avaliadas de 26 a 32 semanas de gestação.