1,566 research outputs found

    Inversió en equips mediambientals per a la gestió d'aigües en el sector agroalimentari

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    Les activitats productives realitzades per les empreses podrien comportar, en algun cas, una degradació del medi ambient i una disminució de la seva qualitat. Per això és important el fet d'aconseguir una minimització de l'impacte mediambiental, així com la seva protecció i millora. L'objectiu d'aquest treball és analitzar les inversions realitzades per les empreses del sector de la indústria agroalimentària en equips per a la gestió de les aigües. En ell, s'analitzen les dues classes d'equips existents: els independents destinats al tractament de les aigües residuals i els integrats per a la prevenció, l'estalvi i la reutilització de l'aigua. Els materials utilitzats es fonamenten en l'Enquesta de les empreses en protecció ambiental que publica l'Institut Nacional d'Estadística. La metodologia utilitzada es correspon amb una anàlisi estadística. S'usen diferents indicadors comptables relacionats amb les empreses. Les dades obtingudes es tracten amb tècniques d'anàlisi financera.The productive activities realized by the companies could comport in some case a degradation of the environmental and a decrease of his quality. Thus, is important to attain a minimization of the environmental impact, like this like his protection and improvement. The aim of this work is to analyse the investments realized by the companies of the sector of the industry agro food, in teams for the management of the waters. In him, analyse the two kinds of existent teams: the independent destined to the treatment of the residual waters and the integrated for the prevention, the saving and the reuse of the water. The materials used fundamentan in the Survey of the companies of environmental protection that publishes the National Institute of Statistical. The methodology used corresponds with a statistical analysis. They use, to his time, different indicator’s countable related with the companies. The data obtained treat with technicians of financial analysis

    Estratègies financeres de la indústria agroalimentària a Catalunya

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    La indústria agroalimentària (IAA) a Catalunya es caracteritza durant els últims anys per un creixement continuat en les seves vendes, fonamentalment impulsat per la gran evolució del sector de la segona transformació i pel sector carni dintre de la primera transformació. El conjunt de les indústries agroalimentàries presenta un teixit empresarial molt atomitzat i una gran concentració pel que fa als seus ingressos d'explotació. Davant d'aquesta situació, s'ha volgut analitzar quines han estat algunes de les estratègies i polítiques financeres aplicades al llarg dels darrers anys per les empreses de la segona transformació respecte al seu finançament i determinar la seva capacitat per afrontar els canvis futurs i ser-ne el motor. L'estudi s'ha realitzat sota el denominat model d'estats financers i ha centrat la reflexió en dos aspectes: l'anàlisi comptable i la seva repercussió financera.The Agrifood Industry (IAA) in Catalonia has been characterized during the last years by a continued growth in its sales, mainly promoted by the great evolution of the Second Transformation sector and by the meat sector inside of the First Transformation sector. The set of the Agro-alimentary Industries, presents an group of firms atomized and a great concentration business activity. Due to this situation its was necessary to analyze which had been the strategies and financial policies applied during the last years by the companies of the Second Transformation sector in their financing, according to their capacity to afford and to be the motor of the future changes. The study has been made under the denominated model of financial statements, focusing the reflection under two aspects: countable analysis and their financial impact.La industria agroalimentaria (IAA) en Cataluña se caracteriza durante los últimos años por un crecimiento continuado en sus ventas, fundamentalmente impulsado por la gran evolución del sector de la segunda transformación y por el sector cárnico dentro de la primera transformación. El conjunto de las industrias agroalimentarias presenta un tejido empresarial muy atomizado y una gran concentración por lo referente a sus ingresos de explotación. Ante esta situación, se ha querido analizar cuáles han sido algunas de las estrategias y políticas financieras aplicadas a lo largo de los últimos años por las empresas de la segunda transformación respecto a su financiación y determinar su capacidad para afrontar y ser el motor de los futuros cambios. El estudio se ha realizado bajo el denominado modelo de estados financieros y ha centrado la reflexión en dos aspectos: el análisis contable y su repercusión financiera

    Characterizations of inner product structures involving the radius of the inscribed or circumscribed circumference

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    summary:We define the radius of the inscribed and circumscribed circumferences in a triangle located in a real normed space and we obtain new characterizations of inner product spaces

    Sequencing of folding events in Go-like proteins

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    We have studied folding mechanisms of three small globular proteins: crambin (CRN), chymotrypsin inhibitor 2 (CI2) and the fyn Src Homology 3 domain (SH3) which are modelled by a Go-like Hamiltonian with the Lennard-Jones interactions. It is shown that folding is dominated by a well-defined sequencing of events as determined by establishment of particular contacts. The order of events depends primarily on the geometry of the native state. Variations in temperature, coupling strengths and viscosity affect the sequencing scenarios to a rather small extent. The sequencing is strongly correlated with the distance of the contacting aminoacids along the sequence. Thus α\alpha-helices get established first. Crambin is found to behave like a single-route folder, whereas in CI2 and SH3 the folding trajectories are more diversified. The folding scenarios for CI2 and SH3 are consistent with experimental studies of their transition states.Comment: REVTeX, 12 pages, 11 EPS figures, J. Chem. Phys (in press

    PCV49 BUDGET IMPACT AND MEDICAL RESOURCES USED TO CONTROL BLEEDS IN PATIENTS HOSPITALIZED DUE TO ACUTE CORONARY SYNDROME (ACS)

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    Gender inequality and violence against women in Spain, 2006-2014: towards a civilized society

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    ABSTRACT. Objective: Considering both the economic crisis of 2008 and the Gender Equality Law (2007), this study analyses the association between gender inequality in Spanish Autonomous Communities (AC) and intimate partner violence (IPV) from 2006 to 2014 in terms of socio-demographic characteristics. Methods: Ecological study in the 17 Spanish AC on the correlation between the reported cases by IPV and deaths and the Gender Inequality Index and its dimensions: empowerment, participation in the labour market and adolescent birth rates; and their correlation with Young People Not in Education, Employment or Training (NEET). Results: In 2006, IPV mortality rates were higher in autonomous communities with greater gender inequality than AC with more equality (4.1 vs. 2.5 × 106 women >14 years), as were reporting rates of IPV (OR = 1.49; 95% CI: 1.47-1.50). In 2014, the IPV mortality rates in AC with greater gender inequality fell to just below the mortality rates in AC with more gender equality (2.5 vs. 2.7 × 106 women >14 years). Rates of IPV reports also decreased (OR = 1.22; 95% CI: 1.20-1.23). Adolescent birth rates were most associated with IPV reports, which were also associated with the burden of NEET by AC ( 2006 = 0.494, 2014 = 0.615). Conclusion: Gender-sensitive policies may serve as a platform for reduced mortality and reports of IPV in Spain, particularly in AC with more gender inequality. A reduction of NEET may reduce adolescent birth rates and in turn IPV rates.RESUMEN. Objetivo: Considerando la crisis económica de 2008 y la Ley de igualdad entre hombres y mujeres (2007), se analiza la asociación entre la desigualdad de género de las comunidades autónomas (CCAA) españolas con la violencia del compañero íntimo (VCI) en 2006 y 2014, respecto a características sociodemográficas. Métodos: Estudio ecológico en las 17 CCAA sobre la asociación entre las muertes y denuncias por VCI y el Índice de Desigualdad de Género y sus dimensiones: empoderamiento, participación en el mercado laboral y tasas de fecundidad de adolescentes; y su asociación con jóvenes que ni estudian ni trabajan. Resultados: En 2006, las CCAA con mayor desigualdad de género sufrieron tasas de mortalidad por VCI superiores que las de mayor igualdad (4,1 frente a 2,5 × 106 mujeres >14 años), y también las denuncias fueron más (odds ratio [OR]: 1,49; intervalo de confianza del 95% [IC95%]: 1,47-1,50). En 2014, disminuyeron las tasas de mortalidad por VCI en las CCAA con mayor desigualdad de género, situándose ligeramente por debajo de las de más igualdad (2,5 frente a 2,7 × 106 mujeres >14 años). Las denuncias también disminuyeron (OR: 1,22; IC95%: 1,20-1,23). La fecundidad de las adolescentes es la dimensión más asociada con las denuncias por VCI, asociadas al porcentaje de jóvenes que ni estudian ni trabajan por CCAA ( 2006 = 0,494, 2014 = 0,615). Conclusión: Las políticas con perspectiva de género pueden ser la base de la reducción de la mortalidad y de las denuncias por VCI en España, y aún más en las CCAA con más desigualdad de género. Reducir la cantidad de jóvenes que ni estudian ni trabajan puede disminuir la fecundidad adolescente y los índices de VCI

    Basement membrane-rich Organoids with functional human blood vessels are permissive niches for human breast cancer metastasis

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    Metastasic breast cancer is the leading cause of death by malignancy in women worldwide. Tumor metastasis is a multistep process encompassing local invasion of cancer cells at primary tumor site, intravasation into the blood vessel, survival in systemic circulation, and extravasation across the endothelium to metastasize at a secondary site. However, only a small percentage of circulating cancer cells initiate metastatic colonies. This fact, together with the inaccessibility and structural complexity of target tissues has hampered the study of the later steps in cancer metastasis. In addition, most data are derived from in vivo models where critical steps such as intravasation/extravasation of human cancer cells are mediated by murine endothelial cells. Here, we developed a new mouse model to study the molecular and cellular mechanisms underlying late steps of the metastatic cascade. We have shown that a network of functional human blood vessels can be formed by co-implantation of human endothelial cells and mesenchymal cells, embedded within a reconstituted basement membrane-like matrix and inoculated subcutaneously into immunodeficient mice. The ability of circulating cancer cells to colonize these human vascularized organoids was next assessed in an orthotopic model of human breast cancer by bioluminescent imaging, molecular techniques and immunohistological analysis. We demonstrate that disseminated human breast cancer cells efficiently colonize organoids containing a functional microvessel network composed of human endothelial cells, connected to the mouse circulatory system. Human breast cancer cells could be clearly detected at different stages of the metastatic process: initial arrest in the human microvasculature, extravasation, and growth into avascular micrometastases. This new mouse model may help us to map the extravasation process with unprecedented detail, opening the way for the identification of relevant targets for therapeutic intervention

    Systematic procedure for the efficient design of folded waveguide comb-line filters

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    [EN] A systematic procedure for the efficient design of folded waveguide comb-line filters is presented. The proposed strategy is based on dividing the design process in more simple stages, in order to reduce the number of variables to be optimized in each step of the design process. The electrical response of an equivalent circuit model of the waveguide component considered in each step is used as a target response. Moreover, a method for obtaining an initial value for some key dimensions of the filter is also addressed. Finally, an S-band 6-pole folded comb-line filter has been successfully designed following the proposed design strategy.San-Blas, AA.; Pérez-Guijarro, J.; Boria Esbert, VE.; Guglielmi, M. (2019). Systematic procedure for the efficient design of folded waveguide comb-line filters. IEEE. 1-4. https://doi.org/10.1109/NEMO.2019.8853707S1
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