729 research outputs found

    Welcome to Thebes: Breve diccionario de ginecomitología tebana contemporánea

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    This article aims to focus on the reformulations or parodies 'in the Hutcheonian sense of the term' that British playwright Moira Buffini attributes to the female figures featuring in Welcome to Thebes (2010). To this end, I first go over their classical 'chiefly Sophoclean' meanings; I then proceed to analyse their new characterisation; I reveal the historical transtexts they evoke; and lastly, I bring to the foreground the rich complexity of the analysed mythical women.En este artículo, centraremos toda nuestra atención en las reformulaciones o parodias 'en el sentido hutcheoniano del término' que la dramaturga británica Moira Buffini adscribe a las figuras femeninas que componen el elenco de Welcome to Thebes (2010). Partiremos de los valores clásicos 'sofocleos mayoritariamente' de cada una de ellas, analizaremos en profundidad su nueva caracterización, desvelaremos los transtextos históricos que evoquen y, finalmente, pondremos de relieve la complejidad y riqueza de las mujeres míticas estudiadas

    Centro urbano de formaci?n en artes esc?nicas para la revitalizaci?n del sector Ciudadela Sim?n Bol?var, Ibagu?

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    113 p. Recurso Electr?nicoEl Centro Urbano de Formaci?n en Artes Esc?nicas se dise?? en la carrera 2 sur con avenida Pedro Tafur esquina; 2 hect?reas aproximadas para el dise?o de una unidad de actuaci?n urban?stica enfocada a las artes conformada por unidades de vivienda, espacio p?blico y un equipamiento. El dise?o busca la revitalizaci?n del sector de la ciudadela sim?n bol?var, en la comuna 8 de Ibagu?, una propuesta que no solo interviene el ?rea de la U.A.U. si no tambi?n la rivera de la quebrada San Jelato como recuperaci?n del estado de esta y como aporte de espacio p?blico, adem?s de elementos que completan el trazado de la ciudad para garantizar las conexiones al proyecto. El proyecto presenta un lenguaje claro, basado del concepto de dise?o, (sinapsis) el cual establece conexiones con el entorno y el mismo, por medio de ejes y nodos ambientales y circulaciones que dan siempre importancia a los remates con gran calidad espacial. El modo como se plantean los elementos en la unidad pretende integrar los componentes ambiental, social y econ?mico como aporte y soluci?n a la situaci?n del sector. Como protagonista principal se dise?? el equipamiento, casi 2000m2 de un edificio con cualidades est?ticas y espaciales, que se integra al espacio p?blico y ofrece diversidad en los espacios con tecnolog?a flexible, adem?s hace provecho de los recursos naturales y plantea una soluci?n de movilidad peatonal, cabe resaltar que el programa arquitect?nico lo compone desde el auditorio hasta zonas de estar. La complejidad del proyecto revitaliza el sector gracias a que soluciona las problem?ticas analizadas a trav?s de la arquitectura. Palabras claves: espacio p?blico, ambiental, fitotectura, vivienda, movilidad, conexi?n, artes esc?nicas, paisaje, equipamiento, revitalizaci?n.The Urban Performing Arts Training Center was designed in race 2 south with Pedro Tafur corner; approximately 2 hectares for the design of an urban action unit focused on the arts made up of housing units, public space and equipment. The design seeks the revitalization of the sector of the citadel sim?n bol?var, in the 8 commune of Ibagu?, a proposal that not only intervenes the area of the U.A.U. if not also the bank of the San Jelato stream as a recovery of the status of this and as a contribution of public space, as well as elements that complete the layout of the city to guarantee connections to the project. The project presents a clear language, based on the concept of design, (synapse) which establishes connections with the environment and itself, by means of axes and environmental nodes and circulations that always give importance to auctions with great spatial quality. The way in which the elements in the unit are proposed intends to integrate the environmental, social and economic components as a contribution and solution to the situation of the sector. As main protagonist, the equipment was designed, almost 2000m2 of a building with aesthetic and spatial qualities, which is integrated into the public space and offers diversity in the spaces with flexible technology. It also makes use of natural resources and proposes a pedestrian mobility solution. It should be noted that the architectural program consists of the auditorium to living areas. The complexity of the project revitalizes the sector thanks to solving the problems analyzed through architecture. Keywords: public space, environmental, fitotectura, housing, mobility, connection, scenic arts, landscape, equipment, revitalization

    Antibiofilm effect of some main components of essentials oils on E. coli biofilm

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    Fundação para a Ciência e Tecnologia (FCT)European Community - fund FEDER, through Program COMPETE, Project PTDC/SAUESA/6460912006 /FCOMP-01-0124-FEDER-00748

    Sildenafil improves microvascular O-2 delivery-to-utilization matching and accelerates exercise O-2 uptake kinetics in chronic heart failure

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    Sperandio PA, Oliveira MF, Rodrigues MK, Berton DC, Treptow E, Nery LE, Almeida DR, Neder JA. Sildenafil improves microvascular O-2 delivery-to-utilization matching and accelerates exercise O-2 uptake kinetics in chronic heart failure. Am J Physiol Heart Circ Physiol 303: H1474-H1480, 2012. First published September 28, 2012; doi:10.1152/ajpheart.00435.2012.-Nitric oxide (NO) can temporally and spatially match microvascular oxygen (O-2) delivery (QO(2mv)) to O-2 uptake (VO2) in the skeletal muscle, a crucial adjustment-to-exercise tolerance that is impaired in chronic heart failure (CHF). To investigate the effects of NO bioavailability induced by sildenafil intake on muscle QO(2mv)-to-O-2 utilization matching and VO2 kinetics, 10 males with CHF (ejection fraction = 27 +/- 6%) undertook constant work-rate exercise (70-80% peak). Breath-by-breath VO2, fractional O-2 extraction in the vastus lateralis {similar to deoxy-genated hemoglobin + myoglobin ([deoxy-Hb + Mb]) by near-infrared spectroscopy}, and cardiac output (CO) were evaluated after sildenafil (50 mg) or placebo. Sildenafil increased exercise tolerance compared with placebo by similar to 20%, an effect that was related to faster on-and off-exercise VO2 kinetics (P 0.05). On-exercise [deoxy-Hb + Mb] kinetics were slowed by sildenafil (similar to 25%), and a subsequent response overshoot (n = 8) was significantly lessened or even abolished. in contrast, [deoxy-Hb + Mb] recovery was faster with sildenafil (similar to 15%). Improvements in muscle oxygenation with sildenafil were related to faster on-exercise VO2 kinetics, blunted oscillations in ventilation (n = 9), and greater exercise capacity (P < 0.05). Sildenafil intake enhanced intramuscular QO(2mv)-to-VO2 matching with beneficial effects on VO2 kinetics and exercise tolerance in CHF. the lack of effect on CO suggests that improvement in blood flow to and within skeletal muscles underlies these effects.Universidade Federal de São Paulo, Dept Med, Div Resp Dis, Pulm Funct & Clin Exercise Physiol Unit, BR-04020050 São Paulo, BrazilQueens Univ, Dept Med, Div Resp & Crit Care Med, Kingston, ON K7L 3N6, CanadaUniversidade Federal de São Paulo, Dept Med, Div Cardiol, BR-04020050 São Paulo, BrazilUniversidade Federal de São Paulo, Dept Med, Div Resp Dis, Pulm Funct & Clin Exercise Physiol Unit, BR-04020050 São Paulo, BrazilUniversidade Federal de São Paulo, Dept Med, Div Cardiol, BR-04020050 São Paulo, BrazilWeb of Scienc

    Dynamics of chest wall volume regulation during constant work rate exercise in patients with chronic obstructive pulmonary disease

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    This study evaluated the dynamic behavior of total and compartmental chest wall volumes [(V CW) = rib cage (V RC) + abdomen (V AB)] as measured breath-by-breath by optoelectronic plethysmography during constant-load exercise in patients with stable chronic obstructive pulmonary disease. Thirty males (GOLD stages II-III) underwent a cardiopulmonary exercise test to the limit of tolerance (Tlim) at 75% of peak work rate on an electronically braked cycle ergometer. Exercise-induced dynamic hyperinflation was considered to be present when end-expiratory (EE) V CW increased in relation to resting values. There was a noticeable heterogeneity in the patterns of V CW regulation as EEV CW increased non-linearly in 17/30 hyperinflators and decreased in 13/30 non-hyperinflators (P < 0.05). EEV AB decreased slightly in 8 of the hyperinflators, thereby reducing and slowing the rate of increase in end-inspiratory (EI) V CW (P < 0.05). In contrast, decreases in EEV CW in the non-hyperinflators were due to the combination of stable EEV RC with marked reductions in EEV AB. These patients showed lower EIV CW and end-exercise dyspnea scores but longer Tlim than their counterparts (P < 0.05). Dyspnea increased and Tlim decreased non-linearly with a faster rate of increase in EIV CW regardless of the presence or absence of dynamic hyperinflation (P < 0.001). However, no significant between-group differences were observed in metabolic, pulmonary gas exchange and cardiovascular responses to exercise. Chest wall volumes are continuously regulated during exercise in order to postpone (or even avoid) their migration to higher operating volumes in patients with COPD, a dynamic process that is strongly dependent on the behavior of the abdominal compartment.Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Universidade Federal de São Paulo (UNIFESP) Departamento de Medicina Disciplina de PneumologiaQueen&#8217;s University Department of Medicine Division of Respiratory and Critical Care MedicineUNIFESP, Depto. de Medicina Disciplina de PneumologiaSciEL

    New records of the harlequin frog Atelopus nahumae RUIZ-CARRANZA, ARDILA-ROBAYO & HERNANDEZ-CAMACHO, 1994, in the Sierra Nevada de Santa Marta (Colombia), with notes of its distribution (Anura: Bufonidae)

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    The known distribution of the harlequin frog, Atelopus nahumae RUIZ-CARRANZA, ARDILA-ROBAYO & HERNANDEZ-CAMACHO, 1994, is reported along with three new locality records in the northwestern Sierra Nevada de Santa Marta (Colombia). In the new localities, observations were made on the frog's mating behavior. This report adds the Cordoba River Basin, another high valley of the Sierra Nevada de Santa Marta, to the known range of A. nahumae. Nevertheless, the general distribution of the species in this region is largely unknown.Fundacion para el Fomento de la Investigacion, Banco de la Republica - ColombiaColciencias ColombiaCorpama
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