2,988 research outputs found

    Proyecciones estratégicas en bibliotecas públicas: qué, cómo y para qué. Un estudio comparativo

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    Objective. To determine convergence points regarding strategic projections of public libraries in Bellingham, Chicago (United States), Calgary, London (Canada), Scotland, Finland, Ireland and Victoria (Australia). Design/Methodology/Approach. The research was performed by means of the documentary analysis of relevant articles on strategic management, and the qualitative content analysis of strategic reports regarding the performances of public libraries in the aforementioned contexts. Results/Discussion. There were noted the points of contact between the contemporary functions of public libraries and their projections in order to benefit their communities. Conclusions. Strategic management must be a steady activity in public libraries. The presence and materialization of strategic projections lead public libraries to satisfy the informational and cultural needs, such as the benefits of their communities. Originality/Value. The analysis of eight strategic public library projections in different contexts enable us to suggest points of convergence that might be relevant to other public libraries, and researchers involved in such strategic management process

    Rutas metodológicas para la redimensión de la actuación de las bibliotecas públicas de La Habana

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    Objective. To present a research methodology oriented to re-dimensioning the performance of municipal public libraries in communities of The Havana, Cuba. Design/Methodology/Approach. The research process was characterized by a mixed methodology and a multiple triangulation approach. Results/Discussion. The ten phases, in which the research process was materialized, were presented through quantitative and qualitative methods and techniques. Conclusions. Multi-case study as an approach, mixed-qualitative research as a strategy and a multiple triangulation design conformed a relevant methodological strategy. Originality/Value. In Cuba, and particularly in Havana, municipal public libraries do not usually conduct qualitative or mixed researches concerning to its performance. For this reason, the exposition about the research experience in the scenario of Havana municipal public libraries in the period 2013-2016 was considered as pertinent and necessary

    La representación de Edipo y Yocasta en "Fenicias" de Séneca

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    25 p. -- Bibliogr.: p. 24-25El tema central de este trabajo es la representación de Edipo y Yocasta en la obra Fenicias de Séneca. En la introducción presentaremos el tema principal de la obra y su origen, definiremos el objetivo de este estudio y mencionaremos, de manera breve, el resto de elementos que vamos a tratar en el mismo . El segundo apartado lo dedicaremos a la presentación de la figura del autor, Lucio Anneo Séneca, destacando los principales aspectos de su vida y su obra. En el tercer apartado nos centraremos en la obra objeto de estudio. Para ello, comenzaremos haciendo un breve resumen de la misma y analizaremos sus características más llamativas: título y ausencia de coro, estructura, cronología y la presencia del estoicismo. A continuación, procederemos a exponer los rasgos más sobresalientes de los personajes principales y secundarios en la tragedia de Séneca en general, y en Fencias en concreto, así como las funciones que estos desempeñan, ilustrándolo con pasajes de la obra. Finalmente, en el cuarto apartado nos centraremos en la representación de Edipo y Yocasta. En primer lugar, mediante pasajes de la obra, estudiaremos las funciones que cada uno de ellos cumple, para dar paso, a continuación, a la comparación entre ambos En este punto trataremos de estudiar el posible intercambio de funciones de género entre Edipo y Yocasta, y el alcance que este tiene, pues Yocasta se convierte en el agente principal en la parte final de la obra frente a un Edipo que se desentiende de sus deberes. El contraste establecido por el autor entre los dos protagonistas nos servirá de guía para el análisis

    La representación de Edipo y Yocasta en "Fenicias" de Séneca

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    25 p. -- Bibliogr.: p. 24-25El tema central de este trabajo es la representación de Edipo y Yocasta en la obra Fenicias de Séneca. En la introducción presentaremos el tema principal de la obra y su origen, definiremos el objetivo de este estudio y mencionaremos, de manera breve, el resto de elementos que vamos a tratar en el mismo . El segundo apartado lo dedicaremos a la presentación de la figura del autor, Lucio Anneo Séneca, destacando los principales aspectos de su vida y su obra. En el tercer apartado nos centraremos en la obra objeto de estudio. Para ello, comenzaremos haciendo un breve resumen de la misma y analizaremos sus características más llamativas: título y ausencia de coro, estructura, cronología y la presencia del estoicismo. A continuación, procederemos a exponer los rasgos más sobresalientes de los personajes principales y secundarios en la tragedia de Séneca en general, y en Fencias en concreto, así como las funciones que estos desempeñan, ilustrándolo con pasajes de la obra. Finalmente, en el cuarto apartado nos centraremos en la representación de Edipo y Yocasta. En primer lugar, mediante pasajes de la obra, estudiaremos las funciones que cada uno de ellos cumple, para dar paso, a continuación, a la comparación entre ambos En este punto trataremos de estudiar el posible intercambio de funciones de género entre Edipo y Yocasta, y el alcance que este tiene, pues Yocasta se convierte en el agente principal en la parte final de la obra frente a un Edipo que se desentiende de sus deberes. El contraste establecido por el autor entre los dos protagonistas nos servirá de guía para el análisis

    Proyecciones estratégicas en bibliotecas públicas: qué, cómo y para qué. Un estudio comparativo

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    Objective. To determine convergence points regarding strategic projections of public libraries in Bellingham, Chicago (United States), Calgary, London (Canada), Scotland, Finland, Ireland and Victoria (Australia).Design/Methodology/Approach. The research was performed by means of the documentary analysis of relevant articles on strategic management, and the qualitative content analysis of strategic reports regarding the performances of public libraries in the aforementioned contexts.Results/Discussion. There were noted the points of contact between the contemporary functions of public libraries and their projections in order to benefit their communities.Conclusions. Strategic management must be a steady activity in public libraries. The presence and materialization of strategic projections lead public libraries to satisfy the informational and cultural needs, such as the benefits of their communities.Originality/Value. The analysis of eight strategic public library projections in different contexts enable us to suggest points of convergence that might be relevant to other public libraries, and researchers involved in such strategic management process.Objetivo. Determinar los puntos de contacto en las proyecciones estratégicas de bibliotecas públicas en Bellingham, Chicago (Estados Unidos), Calgary, London (Canadá), Escocia, Finlandia, Irlanda y Victoria (Australia).Diseño/Metodología/Enfoque. La investigación se desarrolló por medio del análisis documental de artículos relevantes sobre gestión estratégica y el análisis de contenido cualitativo de informes estratégicos que proyectan las actuaciones de bibliotecas públicas en los contextos mencionados.Resultados/Discusión. Se advirtieron los puntos de contacto entre las funciones contemporáneas de las bibliotecas públicas y las proyecciones que declaran en beneficio de las comunidades.Conclusiones. La gestión estratégica debe ser una constante en las bibliotecas públicas. La presencia y la materialización de proyecciones estratégicas conducen a las bibliotecas públicas a responder a necesidades informacionalesy socioculturales y generar beneficios en las comunidades. Originalidad/Valor. El análisis de ocho proyecciones estratégicas de bibliotecas públicas en diferentes contextos permite advertir puntos de convergencia que pueden ser relevantes para otras bibliotecas públicas e investigadores en torno al proceso de gestión estratégica

    Rutas metodológicas para la redimensión de la actuación de las bibliotecas públicas de La Habana

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    Objective. To present a research methodology oriented to re-dimensioning the performance of municipal public libraries in communities of The Havana, Cuba.Design/Methodology/Approach. The research process was characterized by a mixed methodology and a multiple triangulation approach. Results/Discussion. The ten phases, in which the research process was materialized, were presented through quantitative and qualitative methods and techniques.Conclusions. Multi-case study as an approach, mixed-qualitative research as a strategy and a multiple triangulation design conformed a relevant methodological strategy.Originality/Value. In Cuba, and particularly in Havana, municipal public libraries do not usually conduct qualitative or mixed researches concerning to its performance. For this reason, the exposition about the research experience in the scenario of Havana municipal public libraries in the period 2013-2016 was considered as pertinent and necessary.Objetivo. Presentar la metodología de una investigación orientada a la redimensión de la actuación de las bibliotecas públicas municipales en las comunidades de La Habana, Cuba.Diseño/Metodología/Enfoque. La investigación se caracterizó por seguir una metodología mixta y un enfoque de triangulación múltiple.Resultados/Discusión. Se presentaron las diez fases en las que se materializó el proceso de investigación a través de métodos y técnicas cuantitativasy cualitativas.Conclusiones. El estudio de casos múltiples como enfoque, la investigación cualitativa mixta como estrategia y un diseño de triangulación múltiple conformaron una estrategia metodológica relevante.Originalidad/Valor. En Cuba, y en particular en La Habana, las bibliotecas públicas municipales no suelen realizar investigaciones cualitativas ni mixtas en torno a sus actuaciones. Por ello, resultó pertinente y necesaria la exposición sobre la experiencia investigativa en el escenario de las bibliotecas públicas municipales habaneras en el periodo 2013-2016

    Delayed Use of the Recombinant Human IL-1 Receptor Antagonist Anakinra in Five COVID-19 Patients with Pulmonary Fibrosis and Persistent Hypoxaemia: A Preliminary Report

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    Coronavirus disease 2019 (COVID-19) is currently a major public health problem. The development of pulmonary fibrosis secondary to acute respiratory distress syndrome (ARDS) is one of the expected sequelae. In this case series, we describe five instances of the use of anakinra in late-phase COVID-19 pneumonia in hospitalized patients with pulmonary fibrosis and refractory respiratory failure fulfilling ARDS criteria. The study demonstrates that anakinra has promising efficacy and safety in late-phase COVID-19 infection in patients with ARDS and refractory hypoxaemia, and suggests its potential application as antifibrotic therapy in these patients. Learning points: Up to one third of patients with severe COVID-19 pneumonia progress to acute respiratory distress syndrome (ARDS).Pulmonary fibrosis is a known consequence of ARDS.Our study shows promising results regarding the efficacy and safety of anakinra used in late-phase COVID-19 infection in patients with pulmonary fibrosis secondary to ARDS

    Magnocellular bias in exogenous attention to biologically salient stimuli as revealed by manipulating their luminosity and color

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    This is the author’s final version of the article, and that the article has been accepted for publication in Journal of Cognitive NeuroscienceExogenous attention is a set of mechanisms that allow us to detect and reorient toward salient events—such as appetitive or aversive—that appear out of the current focus of attention. The nature of these mechanisms, particularly the involvement of the parvocellular and magnocellular visual processing systems, was explored. Thirty-four participants performed a demanding digit categorization task while salient (spiders or S) and neutral (wheels or W) stimuli were presented as distractors under two figure–ground formats: heterochromatic/isoluminant (exclusively processed by the parvocellular system, Par trials) and isochromatic/heteroluminant (preferentially processed by the magnocellular system, Mag trials). This resulted in four conditions: SPar, SMag, WPar, and WMag. Behavioral (RTs and error rates in the task) and electrophysiological (ERPs) indices of exogenous attention were analyzed. Behavior showed greater attentional capture by SMag than by SPar distractors and enhanced modulation of SMag capture as fear of spiders reported by participants increased. ERPs reflected a sequence from magnocellular dominant (P1p, ≃120 msec) to both magnocellular and parvocellular processing (N2p and P2a, ≃200 msec). Importantly, amplitudes in one N2p subcomponent were greater to SMag than to SPar and WMag distractors, indicating greater magnocellular sensitivity to saliency. Taking together, results support a magnocellular bias in exogenous attention toward distractors of any nature during initial processing, a bias that remains in later stages when biologically salient distractors are presen

    Silicon induced Fe deficiency affects Fe, Mn, Cu and Zn distribution in rice (Oryza sativa L.) growth in calcareous conditions

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    A protective effect by silicon in the amelioration of iron chlorosis has recently been proved for Strategy 1 species, at acidic pH. However in calcareous conditions, the Si effect on Fe acquisition and distribution is still unknown. In this work, the effect of Si on Fe, Mn, Cu and Zn distribution was studied in rice (Strategy 2 species) under Fe sufficiency and deficiency. Plants (+Si or-Si) were grown initially with Fe, and then Fe was removed from the nutrient solution. The plants were then analysed using a combined approach including LA-ICP-MS images for each element of interest, the analysis of the Fe and Si concentration at different cell layers of root and leaf cross sections by SEM-EDX, and determining the apoplastic Fe, total micronutrient concentration and oxidative stress indexes. A different Si effect was observed depending on plant Fe status. Under Fe sufficiency, Si supply increased Fe root plaque formation, decreasing Fe concentration inside the root and increasing the oxidative stress in the plants. Therefore, Fe acquisition strategies were activated, and Fe translocation rate to the aerial parts was increased, even under an optimal Fe supply. Under Fe deficiency, +Si plants absorbed Fe from the plaque more rapidly than –Si plants, due to the previous activation of Fe deficiency strategies during the growing period (+Fe + Si). Higher Fe plaque formation due to Si supply during the growing period reduced Fe uptake and could activate Fe deficiency strategies in rice, making it more efficient against Fe chlorosis alterations. Silicon influenced Mn and Cu distribution in root.Authors gratefully acknowledge the financial support by Spanish Ministry of Economy and Competitiveness projects: AGL2013-44474-R and RYC-2014-1498
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