987 resultados para Lucio Mansilla


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Este trabajo sintetiza los resultados de una investigación llevada a cabo por los autores, actualmente estudiantes de grado, en el marco del Taller "Sociología y Literatura". En el se abordan las concepciones y prácticas de lectura en un grupo estructurado alrededor del ciclo de conferencias llamadas "Conocimiento de Si Mismo" (CSM), dictado en la ciudad de La Plata en el año 2009. A tal fin se presenta en líneas generales qué es CSM, sus ideas básicas y el ámbito en el que se desarrolla, inscribiéndolo en el debate actual sobre las nuevas formas de religiosidad denominadas comúnmente como Nueva Era. Luego, se plantea una discusión basada en los estudios actuales sobre la lectura, desde una perspectiva que privilegia las experiencias de los propios actores. Nos valemos de ambos recorridos para pensar cómo la lectura se convierte en una práctica sagrada, integrándose a la vivencia cotidiana de lo trascendental y formando parte del ámbito personal en el que se elabora una religiosidad entendida como liberación de la conciencia. Por último se intenta ver cómo los seguidores de CSM conforman una cierta clave de lectura, derivada de su particular cosmovisión, que les permite posicionarse frente a todo un amplio espectro de consumos culturales

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Neoplasia is common in pet birds, especially psittacines, and mainly involves the integument and urogenital system. Before treatment options are considered, a definitive diagnosis should be made and the extent of the disease determined. Treatment should initially be directed at tumor eradication and may involve using several modalities together or sequentially. Surgery, radiotherapy, and photodynamic therapy are used against localized tumors, while chemotherapy and biological response modification are also used against metastatic disease. In combination or adjunct therapy, surgery is used to excise or debulk the tumor, radiotherapy to sterilize local regional disease and chemotherapy and biological therapy to help prevent metastatic disease. The tumor control program should be rationally planned before application, rather than added on when one modality fails, as is commonly practiced. Tumor response to therapy should be regularly assessed both in the short and long term and wherever possible, assessment should be quantitated. Work place health and safety procedures for radiation and cytotoxic drugs should always be practiced. (C) 2004 Elsevier Inc. All rights reserved.

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A model was developed in dogs to determine the impact of oral enrofloxacin administration on the indigenous coliform population in the gastrointestinal tract and subsequent disposition to colonization by a strain of multidrug-resistant Escherichia coli (MDREC). Dogs given a daily oral dose of 5 mg enrofloxacin kg(-1) for 21 consecutive days showed a significant decline in faecal coliforms to levels below detectable limits by 72 In of administration. Subsequently, faecal coliforms remained suppressed throughout the period of enrofloxacin dosing. Upon termination of antibiotic administration, the number of excreted faecal coliforms slowly returned over an 8-day period, to levels comparable to those seen prior to antibiotic treatment. Enrofloxacin-treated dogs were more effectively colonized by MDREC, evidenced by a significantly increased count of MDREC in the faeces (7.1 +/- 1.5 log(10) g(-1)) compared with non-antibiotic-treated dogs (5.2 +/- 1.2; P = 0.003). Furthermore, antibiotic treatment also sustained a significantly longer period of MDREC excretion in the faeces (26.8 +/- 10.5 days) compared with animals not treated with enrofloxacin (8.5 +/- 5.4 days; P = 0.0215). These results confirm the importance of sustained delivery of an antimicrobial agent to maintain and expand the colonization potential of drug-resistant bacteria in vivo, achieved in part by reducing the competing commensal coliforms in the gastrointestinal tract to below detectable levels in the faeces. Without in vivo antimicrobial selection pressure, commensal coliforms dominated the gastrointestinal tract at the expense of the MDREC population. Conceivably, the model developed could be used to test the efficacy of novel non-antibiotic strategies aimed at monitoring and controlling gastrointestinal colonization by multidrug-resistant members of the Enterobacteriaceae that cause nosocomial infections.

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The aim of this paper was to consider the impact on psychologists of one component of the Australian Government's Better Outcomes in Mental Health Care (BOiMHC) program, namely the Access to Allied Psychological Services (ATAPS) component. This supports psychologists and general practitioners (GPs) to work together to provide optimal mental health care, via 102 projects being conducted by Divisions of General Practice. The paper was informed by data from five sources: a project-based minimum dataset; local project evaluation reports; a forum; a survey of projects: and a survey of Australian Psychological Society (APS) members. Taken together, the data from these sources showed that a significant number of psychologists are providing services through the projects, and the majority are finding it a positive and professionally rewarding experience. There is considerable variability regarding models of retaining, locating and referring to psychologists, and there are pros and cons associated with each. The major problem identified by psychologists is the level of remuneration. BOiMHC is currently moving into a new phase of continuation and expansion, and consideration was given to whether the data point to any changes that could be made to the ATAPS projects during this period of transition. In the main, the data suggest that the status quo should be retained, but the issue of remuneration must be addressed.

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Esta tese analisa quatro comunidades leigas católicas na região do Grande ABC e que denominamos Arranjos Comunitários Alternativos Católicos. São comunidades extra paroquiais constituídas a partir de um fundador e organizadas autonomamente no que diz respeito a um sistema moral, cúltico, símbólico e de networks. Sintonizadas com a modernidade contemporânea e sob a fiscalização do clero local, os arranjos católicos caracterizam-se por uma vida regrada, hierarquizada, voltada ao atendimento de um público-alvo específico recompondo, adaptando, combinando a doutrina religiosa católica com práticas de glossolalia, de cura e libertação da alma. Analisamos por meio de uma pesquisa etnográfica as estruturas organizacionais dos arranjos, os antecedentes sócio-religiosos dos seus membros e sua capacidade de adaptação frente ao entorno social. Constatou-se que os arranjos católicos são espaços que permitem às suas lideranças exercerem com maior autonomia sua catolicidade de caráter mais intimista e espiritualizada. Entendemos que os arranjos católicos são um tipo de catolicismo de consultoria auxiliando os seus clientes na chamada cura interior , ao mesmo tempo que, dispositivos ou braços auxiliadores da ICAR, a fim de mantê-la estrategicamente na modernidade contemporânea. Os elementos que dão coesão e força simbólica às comunidades em questão são analisadas com categorias durkheimianas e bourdianas. Tais elementos, como os sites, emblemas e os santos baluartes, tornaram-se importantes referenciais que direcionam o cotidiano dos arranjos católicos.

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Este trabalho tem por objetivo traçar o perfil da produção acadêmica sobre a Rede Globo de Televisão. Para isto, utilizamos como fonte de pesquisa teses de doutorado e dissertações de mestrado defendidas em programas de pós-graduação no Brasil e repertoriadas no banco de teses da CAPES. Foram analisadas 145 publicações acadêmicas no período de 1987 a 2006. Na abordagem analítica do perfil desta produção destacam-se: ano de produção; instituição de ensino de origem; região geográfica; nível acadêmico, área de estudo e gênero dos autores.(AU)

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2010 Mathematics Subject Classification: 35A23, 35B51, 35J96, 35P30, 47J20, 52A40.

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2002 Mathematics Subject Classification: 35G20, 47H30

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Sesquiterpene lactones (SLs) are plant-derived compounds that display anti-cancer effects. Some SLs derivatives have a marked killing effect on cancer cells and have therefore reached clinical trials. Little is known regarding the mechanism of action of SLs. We studied the responses of human cancer cells exposed to various concentrations of dehydroleucodine (DhL), a SL of the guaianolide group isolated and purified from Artemisia douglasiana (Besser), a medicinal herb that is commonly used in Argentina. We demonstrate for the first time that treatment of cancer cells with DhL, promotes the accumulation of DNA damage markers such as phosphorylation of ATM and focal organization of γH2AX and 53BP1. This accumulation triggers cell senescence or apoptosis depending on the concentration of the DhL delivered to cells. Transient DhL treatment also induces marked accumulation of senescent cells. Our findings help elucidate the mechanism whereby DhL triggers cell cycle arrest and cell death and provide a basis for further exploration of the effects of DhL in in vivo cancer treatment models.

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In this thesis used four different methods in order to diagnose the precipitation extremes on Northeastern Brazil (NEB): Generalized Linear Model s via logistic regression and Poisson, extreme value theory analysis via generalized extre me value (GEV) and generalized Pareto (GPD) distributions and Vectorial Generalized Linea r Models via GEV (MVLG GEV). The logistic regression and Poisson models were used to identify the interactions between the precipitation extremes and other variables based on the odds ratios and relative risks. It was found that the outgoing longwave radiation was the indicator variable for the occurrence of extreme precipitation on eastern, northern and semi arid NEB, and the relative humidity was verified on southern NEB. The GEV and GPD distribut ions (based on the 95th percentile) showed that the location and scale parameters were presented the maximum on the eastern and northern coast NEB, the GEV verified a maximum core on western of Pernambuco influenced by weather systems and topography. The GEV and GPD shape parameter, for most regions the data fitted by Weibull negative an d Beta distributions (ξ < 0) , respectively. The levels and return periods of GEV (GPD) on north ern Maranhão (centerrn of Bahia) may occur at least an extreme precipitation event excee ding over of 160.9 mm /day (192.3 mm / day) on next 30 years. The MVLG GEV model found tha t the zonal and meridional wind components, evaporation and Atlantic and Pacific se a surface temperature boost the precipitation extremes. The GEV parameters show the following results: a) location ( ), the highest value was 88.26 ± 6.42 mm on northern Maran hão; b) scale ( σ ), most regions showed positive values, except on southern of Maranhão; an d c) shape ( ξ ), most of the selected regions were adjusted by the Weibull negative distr ibution ( ξ < 0 ). The southern Maranhão and southern Bahia have greater accuracy. The level period, it was estimated that the centern of Bahia may occur at least an extreme precipitatio n event equal to or exceeding over 571.2 mm/day on next 30 years.

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This research aims to provide a reflection on the preservation practices of Brasilia as Cultural Heritage in four analytical/political dimensions: conceptual, urban, political-institutional and legal. In order to do that, the preparation process for the Plan for the Preservation of Brasilia Urban Set (PPCUB) was taken as research object. This preservation plan is representative of the context which determines the relation between goals and preservation practices in the social production process of urban space. Designed by Lucio Costa in 1957, Brasilia received the Cultural Heritage title 27 years later, in 1987. It was recognized a World Heritage Site by the United Nations Educational, Scientific and Cultural (UNESCO) in the same year as it "represents a unique artistic piece of work, a masterpiece of creative genius"; and "an outstanding example of a type of construction or architectural compound that illustrates a significant stage in history" (SILVA, 2003). Brasilia’s urban conception, also recognised in the district and federal levels, gives prominence to the 'urban scales' – monumental, residential, gregarious and bucolic – as the main aspects to be preserved. Despite being an undoubted representative, Brasilia seemingly displays a contradiction. On the one hand, the essential value of the city’s urban design is acknowledged as cultural heritage at international, national and district levels. On the other hand, numerous ways of urban interventions disregard the principles of that conception. In 2012, the international Monitoring Report raised some issues which highlight the following main needs: primary need for clear definition of the urban scales’ characteristics and boundaries; definition of a legal framework that conciliates national and district laws of occupation and use of land; creation of inter-sectors executive authority with both decision-making and financial autonomy; and promotion of heritage educational programs. This report also proposes "to cancel the current process of approval conducted by PPCUB and establish a formal consultation process through a committee made up by GDF and IPHAN, which will enable the active participation of University of Brasilia, the Architects Association, ICOMOS and local organizations" (SEDHAB, 2010). Already in its drafting process, the international recommendations evidence that preserving Brasilia’s urban design conception is not among the goals to be achieved. Thus, this research highlights that the intentional nature of PPCUB’s plans does little towards realizing the current proposals.