70 research outputs found

    Reply to “At the crossroads between early or delayed antiretroviral therapy initiation during TB/HIV coinfection”

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    La digitalització dels textos, iniciada en la dècada dels setanta, ha originat sistemes i productes diversos que poden ser molt útils en la investigació literària. Un dels més coneguts, lâhipertext, és un bon exemple de les possibilitats de la lectura no seqüencial que caracteritza les obres de referència o determinades recerques en lâàmbit de la filologia, com ara lâedició de textos. La digitalització destaca les característiques tant hipertextuals com intertextuals de la literatura i ajuda a entendre, així, alguns dels seus trets constitutius. Dâaltra banda, la publicació en línia de textos de molt difícil abast proposada per comunitats científiques molt presents a Internet és una oferta plena de possibilitats i suggereix un camí a seguir per comunitats encara poc implantades, com ara la filologia catalana. | Digitisation of text, begun in the 1970s, has produced a diversity of systems and products that could be very useful for literary research. One of the better known examples, hypertext, demonstrates the potential for non-sequential reading that characterises the use made of reference works or specific searches performed in the field of philology, such as for text publishing. Digitisation highlights both | La digitalización de textos, iniciada en la década de los años setenta, ha dado lugar a sistemas y productos diversos que pueden ser muy útiles en la investigación literaria. Uno de los más conocidos, el hipertexto, constituye un buen ejemplo de las posibilidades de la lectura secuencial que caracteriza las obras de referencia o determinadas investigaciones en el ámbito de la Filología, como, por ejemplo, la edición de textos. La digitalización destaca las características tanto hipertextuales como intertextuales de la literatura facilitando, por tanto, su comprensión. Por otro lado, la publicación en línea de textos de muy difícil acceso, propuesta por comunidades científicas muy presentes en Internet, es una oferta llena de posibilidades y abre un camino a seguir por parte de comunidades poco implantadas todavía como es el caso de la Filología catalana

    The impact of large-scale deployment of Wolbachia mosquitoes on dengue and other Aedes-borne diseases in Rio de Janeiro and Niterói, Brazil: study protocol for a controlled interrupted time series analysis using routine disease surveillance data.

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    Background: Rio de Janeiro and Niterói are neighbouring cities in southeastern Brazil which experience large dengue epidemics every 2 to 5 years, with >100,000 cases notified in epidemic years. Costs of vector control and direct and indirect costs due to the Aedes-borne diseases dengue, chikungunya and Zika were estimated to total $650 million USD in 2016, but traditional vector control strategies have not been effective in preventing mosquito-borne disease outbreaks. The Wolbachia method is a novel and self-sustaining approach for the biological control of Aedes-borne diseases, in which the transmission potential of Aedes aegypti mosquitoes is reduced by stably transfecting them with the Wolbachia bacterium ( wMel strain). This paper describes a study protocol for evaluating the effect of large-scale non-randomised releases of Wolbachia--infected mosquitoes on the incidence of dengue, Zika and chikungunya in the two cities of Niterói and Rio de Janeiro. This follows a lead-in period since 2014 involving intensive community engagement, regulatory and public approval, entomological surveys, and small-scale pilot releases. Method: The Wolbachia releases during 2017-2019 covered a combined area of 170 km 2 with a resident population of 1.2 million, across Niterói and Rio de Janeiro. Untreated areas with comparable historical dengue profiles and demographic characteristics have been identified a priori as comparative control areas in each city. The proposed pragmatic epidemiological approach combines a controlled interrupted time series analysis of routinely notified suspected and laboratory-confirmed dengue and chikungunya cases, together with monitoring of Aedes-borne disease activity utilising outbreak signals routinely used in public health disease surveillance. Discussion: If the current project is successful, this model for control of mosquito-borne disease through Wolbachia releases can be expanded nationally and regionally

    Can Zika Account for the Missing Babies?

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    The Zika virus (ZIKV) spread rapidly in Brazil in 2015 and 2016. Rio de Janeiro was among the Brazilian cities which were hit the hardest, with more that a hundred thousand confirmed cases up to the end of 2016. Given the severity of the neurological damage caused by ZIKV on fetuses, we wondered whether it would also cause an increase in the number of miscarriages, especially very early ones. As early miscarriages are unlikely to be recorded as a health event, this effect—if it occurred—would only show up as a reduction in the number of live births. In this article, we show that there was a 15% drop in live births between September and December 2016 compared with the previous year, and that this sharp drop from epidemiological week 33 onward is strongly correlated with the number of recorded cases of Zika about 40 weeks earlier. We postulate that ZIKV is directly responsible for this drop in the birth rate. Further work is required to ascertain whether other factors such as the fear of having a microcephaly baby or the economic crisis are having a significant effect

    Mother to child transmission of HIV in Brazil: Data from the "Birth in Brazil study", a national hospital-based study

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    Submitted by Fábio Marques ([email protected]) on 2018-09-10T18:36:03Z No. of bitstreams: 1 Mother to child transmission of HIV in Brazil_Rosa_Domingues_INI_Lapclin-AIDS_2018.pdf: 1639123 bytes, checksum: 5606f6539fb5a3e7ad7a07497c578a6e (MD5)Approved for entry into archive by Regina Costa ([email protected]) on 2018-09-27T15:39:07Z (GMT) No. of bitstreams: 1 Mother to child transmission of HIV in Brazil_Rosa_Domingues_INI_Lapclin-AIDS_2018.pdf: 1639123 bytes, checksum: 5606f6539fb5a3e7ad7a07497c578a6e (MD5)Made available in DSpace on 2018-09-27T15:39:07Z (GMT). No. of bitstreams: 1 Mother to child transmission of HIV in Brazil_Rosa_Domingues_INI_Lapclin-AIDS_2018.pdf: 1639123 bytes, checksum: 5606f6539fb5a3e7ad7a07497c578a6e (MD5) Previous issue date: 2018Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Laboratório de Pesquisa Clínica em DST/AIDS. Rio de Janeiro, RJ, BrasilCoordenação de Análise da Situação em Saúde, Secretaria Municipal de Saúde do Rio de Janeiro, Rio de Janeiro, BrasilFundação Oswaldo Cruz. Escola Nacional de Saúde Pública Sérgio Arouca. Departamento de Epidemiologia e Métodos Quantitativos em Saúde. Rio de Janeiro, BrasilTo estimate the mother to child transmission (MTCT) of HIV among infected pregnant women identified in the "Birth in Brazil" study and to evaluate care practices provided in order to identify missed opportunities at preventing the MTCT of HIV infection in the country
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