5,264 research outputs found

    The passion of Clara And Alice: resistance and desire in Quarenta Dias (Maria Valéria Rezende’s novel, 2014) and Aquarius (Kléber Mendonça Filho’s melodrama, 2016)

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    O livro Quarenta Dias (Maria Valéria Rezende, 2014) e o filme Aquarius (Kléber Mendonça Filho, 2016) têm como ponto de interseção a resistência de suas protagonistas, mulheres aposentadas e idosas que resistem às investidas da sociedade de seus próprios filhos. Este artigo tem como objetivo comparar livro e filme, atentando-se para questões como: as representações da mulher idosa, considerando a elaboração formal nesses dois sistemas semióticos distintos; as referências à memória e aos arquivamentos pessoais; a relação das pessoas com os locais e as memórias deles e delas. Para elaborar tais problemas serão tomados como base os estudos sobre a escrita de si e as formas do diário (LEJEUNE, 2014), a constituição da memória a partir dos locais (ASSMANN, 2011) e a constituição do gênero melodrama no cinema latinoamericano (SADLIER, 2009).Quarenta Dias (2014), a Brazilian novel written by Maria Valéria Rezende, and Aquarius (2016) a Brazilian-French film directed by Kléber Mendonça Filho, have as intersection point the resistance of their protagonists against people and situations, which threaten her desires and individuality. This article aims to compare book and film, focusing on issues such as the representations of the elderly woman, considering the formal elaboration in these two distinct semiotic systems; references to memory and personal archives; the relationship of people to their places and their memories. In order to elaborate these problems, this article takes as basis the studies on the written form of diary (LEJEUNE, 2014), the constitution of the memory related to specific places (ASSMANN, 2011) and the constitution of the genre melodrama in Latin American films (SADLIER, 2009).La noveala brasileña Quarenta Dias (2016), escrita por Maria Valéria Rezende, y Aquarius (2016), una película francesa-brasileña dirigida por Kléber Mendonça Filho, tienen como punto de intersección la resistencia de sus protagonistas; mujeres jubiladas y ancianas que se resisten a las embestidas de la sociedad de sus propios hijos. Este artículo pretende comparar el libro y la película, prestando atención a cuestiones como: las representaciones de la mujer mayor, teniendo en cuenta la elaboración formal de estos dos sistemas semióticos distintos; las referencias a la memoria y a los archives personales; a la relación de las personas con sus lugares y sus recuerdos. Para abordar estos problemas, este artículo toma como base los estudios sobre la forma escrita del diario (LEJEUNE, 2014), la constitución de la memoria relacionada con lugares específicos (ASSMANN, 2011) y la constitución del género melodrama en el cine de América Latina (SADLIER, 2009)

    Restructuring the European VAT tax system: advantages and disadvantages of the adoption of a single-rate model - a study based on the Portuguese case

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    The common VAT system adopted by EU member states comprises a set of various rates, which differentiate the goods and services subject to this tax. However, from a technical and management point of view, it would be preferable to adopt a single tax rate as it reduces distortions and facilitates tax compliance and management. This research seeks to analyse the benefits and disadvantages of adopting a single VAT as a means of simplifying the European VAT model. It takes Portugal as a case study. The main objective of this research is to contribute to the academic debate around the theme of the single rate of VAT versus differentiated rates, through the achievement of a series of analyses and statistical tests to revenues and percentages of GDP that they correspond, in the three scenarios considered in the study: differentiated rates, single rate of 17% and single rate of 21%.In the empirical part, hypotheses were developed, the effects on tax revenue of a differential collection system were analyzed and compared to a possible single rate regime on consumption to verify which one would be more efficient. data comparison permits to verify that the estimated revenue of the single rate of VAT is higher than the values ​​obtained by the system of differentiated rates, in any of the proposed models (17% or 21%). The results of this research are valid for all countries that adopt VAT or general tax transactions

    Supporting Real-Time Communication in CSMA-Based Networks : the VTP-CSMA Virtual Token Passing Approach

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    Tese de doutoramento. Engenharia Electrotécnica e de Computadores. Faculdade de Engenharia. Universidade do Porto. 200

    Depression and adherence to antiretroviral treatment in HIV-positive men in São Paulo, the largest city in South America: Social and psychological implications

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    OBJECTIVES: The aim of the present study was to investigate the prevalence of depression and adherence to antiretroviral treatment in two groups of individuals: men who have sex with men (MSM) and men who have sex with women (MSW). METHODS: Two hundred and sixteen participants (MSM=116; MSW=100) who visited the Clinics Hospital of the School of the Medicine of the University of São Paulo completed two independent surveys (the BECK Depression Inventory and an adherence self-declared questionnaire) to evaluate their depression status and adherence to antiretroviral treatment, respectively. RESULTS: The study highlighted a positive relationship between depression and low adherence to Highly Active Antiretroviral Therapy in these patients regardless of age and sexual orientation. In addition, MSM subjects were two times more prone than MSW subjects to develop depression symptoms. White or mixed race men showed 7.6 times greater adherence to treatment than black men. The probability of complete adherence to treatment was 3.8 times higher in non-depressed subjects than in depressed subjects regardless of their ethnicity. The chance of developing depression was 4.17 times higher for an individual with non-adherent behavior than for an adherent individual. CONCLUSIONS: Individuals with low adherence rates have proportionally higher depression rates. Depressed men tend to show less adherence to treatment. Black but not mixed race or white men show less adherence to Highly Active Antiretroviral Therapy and have a greater chance of developing depression, which directly interferes with adherence. The chances of developing depression are four times greater for a patient with non-adherent behavior than for a patient with adherent behavior

    The Evolutionary History of Coronavirus in Human-Wildlife Relationships

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    Campos, F. S., & Lourenço-de-Moraes, R. (2020). Ecological Fever: The Evolutionary History of Coronavirus in Human-Wildlife Relationships. Frontiers in Ecology and Evolution, 8, 1-4. [575286]. https://doi.org/10.3389/fevo.2020.575286The rapid dissemination of severe acute respiratory syndrome coronavirus 2 (SARS-CoV−2) has opened up an environmental dilemma—investigating the relationship between the evolutionary history of coronaviruses (CoVs) and the zoonotic spillover in humans to avoid new rapidly evolving pathogens. To guide politicians in health policy decision-making, scientists have an urgent need to explore how cross-species virus transmission can help prevent pandemics (Zhou et al., 2020). The emergence of new epidemic diseases varies among different taxonomic groups, and the human-made change in natural environments causes eco-evolutionary consequences. Therefore, the alteration of this natural role caused by human pressures on wild species, we label as “ecological fever” —a new One Health perspective from ecology to society. Following the new phylogenies of coronavirus proposed by Gorbalenya et al. (2020) and Zhang et al. (2020), we explore the adaptive evolution of coronaviruses across mammal species and its importance for wildlife conservation. Here, we show reconstructed ancestral states of coronaviruses under maximum-likelihood estimations across an entire class of host organisms (i.e., Mammalia). In this opinion paper, we explore the evolution and cross-species transmission of coronaviruses and highlight the need to preserve natural habitats of wildlife in order to prevent future pandemics.publishersversionpublishe

    Age and habitat quality matters: isotopic variation of two sympatric species of rodents in Neotropical Forest

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    Dietary studies allow us to understand important ecological patterns such as intra- and interpopulation variation and interspecific differences regarding the use of food sources. Stable isotopes have been successfully employed to detect dietary differences between species and feeding shifts within a species, as a response to age, habitat use, and resource availability. Here we investigated the stable isotope compositions of carbon and nitrogen of young and adult specimens of Euryoryzomys russatus and Sooretamys angouya and their stomach contents, in a complex mosaic of vegetation in the Brazilian Atlantic Forest. Isotopes indicated a pronounced inter- and intraspecific plasticity in resource use for E. russatus and S. angouya. Plant sources were the prevalent feeding items for E. russatus, with low to intermediate consumption of arthropods. For S. angouya, plants were dominant in the stomach content, but arthropod arose as an important source. E. russatus showed more variation in isotopic signature between grids than S. angouya, suggesting that the former was more affected by habitat changes. These results allow us to better understand the ontogeny, diet and the behavioral responses to environmental variations of both species. Finally, our study contributes to reduce the lack of knowledge about sympatric species ecology and aggregates information for their conservation.Fil: Bovendorp, Ricardo Siqueira. Universidade Do Sao Paulo. Escola Superior de Agricultura Luiz de Queiroz; Brasil. Universidade Estadual Paulista “Júlio de Mesquita Filho”; BrasilFil: Simoes Libardi, Gustavo. Universidade Do Sao Paulo. Escola Superior de Agricultura Luiz de Queiroz; Brasil. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto de Diversidad y Evolución Austral; ArgentinaFil: Sarmento, Mariana Montagner de Moraes. Universidade Do Sao Paulo. Escola Superior de Agricultura Luiz de Queiroz; BrasilFil: Camargo, Plínio Barbosa. Universidade de Sao Paulo; BrasilFil: Reis Percequillo, Alexandre. Universidade Do Sao Paulo. Escola Superior de Agricultura Luiz de Queiroz; Brasi

    Representações sociais de professores em formação continuada sobre o termojogono ensino de ciências

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    Esse trabalho apresenta uma análise preliminar das representações sociais de professores em formação continuada sobre o temo «Jogo» no ensino de ciências. A pesquisa baseia-se em análise qualitativa, sendo desenvolvida nos moldes do estudo de caso. O público-alvo é composto por professores das áreas de ciências da natureza que já concluíram o curso de licenciatura voltado paro o ensino de ciências naturais e atuam em escolas da rede pública e privada da Sul da Bahia- Brasil

    Fontes de crescimento e mudança estrutural nos anos 80

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    Este artigo objetiva analisar o impacto exercido pelos diferentes componentes da demanda agregada sobre os diversos setores da economia brasileira na década de 1980, em termos de crescimento e mudança estrutural. Para tanto, utilizou-se o modelo de decomposição das fontes de crescimento e mudança estrutural desenvolvido por Kubo. A análise sugere que o comportamento de fatores conjunturais e de políticas econômicas da época influenciou os diversos setores da economia. Particularmente, o impacto da retração econômica sobre a chamada “indústria pesada” sugere sua extrema dependência do mercado doméstico.
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