640 research outputs found

    EXAME DE PAPANICOLAOU: FATORES QUE INFLUENCIAM AS MULHERES A NÃO RECEBEREM O RESULTADO

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    The increase in providing services, prevention and treatment of cancer in the uterine neck will be limited in their application, if women do not return to receive the result of the Papanicoulau exam. Not receiving the citopathological reports means discontinued treatment, which impedes efficient therapy for detected lesions. The objective of this study is to identify the reasons that cause women not to receive the results of the preventative exams. The study was carried out with women that had their prevented exam from the year 2005 through June 2006, and did not return to receive the result. A total of 29 women collaborated in the investigation. Factors that made it difficult to receive the results of the Papanicolau exam, according to the interviewed women range from questions related to the organization of the institution to questions related to the individual woman. However, the questions related to the institution represent a percentage much higher (27.3%) in comparison with other questions. From factors that affect women not receiving the results, professionals can intervene in the hospital visit and emphasize the importance of obtaining the result and having regular follow-ups.El aumento en la prestación de servicios, prevención y tratamiento de casos de cáncer de cuello de útero tendrá limitado su ámbito de aplicación, si las mujeres no vuelven para recibir el resultado del examen de Papanicolaou. La no recepción de los informes citopatológicos acarrea discontinuidad del tratamiento, lo que impide terapias eficaces para las lesiones detectadas. Este estudio tiene como objetivo identificar las razones que llevan a las mujeres a no recibir los resultados de los exámenes de prevención. La encuesta se realizó con mujeres que han realizado su examen de prevención en el año 2005 hasta junio de 2006 y no volvieron para recibir el resultado. Un total de 29 mujeres colaboraron en la investigación. Los factores dificultadores para recibir el resultado del examen de Papanicoloau, según las mujeres entrevistadas, van desde cuestiones relacionadas con la organización de la institución a cuestiones relacionadas con la propia mujer. Sin embargo, las cuestiones relacionadas con la institución representan un porcentaje mucho mayor (27,3%) en comparación con las demás. A partir de los factores que influyen en las mujeres a no recibir los informes, los profesionales podrán intervenir en la consulta haciendo hincapié en la importancia de recibir el resultado y tener un seguimiento regular.O incremento na oferta de serviços, na prevenção e tratamento dos casos de câncer de colo uterino terá seu alcance limitado, se as mulheres não retornarem para receber o resultado do exame de Papanicolaou. O não recebimento dos laudos citopatológicos acarreta descontinuidade do tratamento, impedindo ações terapêuticas eficazes para as lesões detectadas. Este estudo teve como objetivo identificar os motivos que levam as mulheres a não receberem os resultados dos exames de prevenção. A pesquisa foi realizada com mulheres que fizeram seu exame de prevenção no ano de 2005 até junho de 2006 e não retornaram para receber o resultado. Um total de 29 mulheres colaboraram com a pesquisa. Os fatores dificultadores para o recebimento do resultado do exame de Papanicoloau, segundo as mulheres entrevistadas, perpassam desde questões ligadas à organização da instituição até questões ligadas à própria mulher. Todavia, as questões ligadas à instituição representaram uma parcela bem maior (27,3%) quando comparada às demais. A partir dos fatores que influenciam as mulheres a não receberem os laudos, os profissionais poderão intervir durante a consulta enfatizando a importância de receber o resultado e ter um seguimento regula

    AGUIA: autonomous graphical user interface assembly for clinical trials semantic data services

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    <p>Abstract</p> <p>Background</p> <p>AGUIA is a front-end web application originally developed to manage clinical, demographic and biomolecular patient data collected during clinical trials at MD Anderson Cancer Center. The diversity of methods involved in patient screening and sample processing generates a variety of data types that require a resource-oriented architecture to capture the associations between the heterogeneous data elements. AGUIA uses a semantic web formalism, resource description framework (RDF), and a bottom-up design of knowledge bases that employ the S3DB tool as the starting point for the client's interface assembly.</p> <p>Methods</p> <p>The data web service, S3DB, meets the necessary requirements of generating the RDF and of explicitly distinguishing the description of the domain from its instantiation, while allowing for continuous editing of both. Furthermore, it uses an HTTP-REST protocol, has a SPARQL endpoint, and has open source availability in the public domain, which facilitates the development and dissemination of this application. However, S3DB alone does not address the issue of representing content in a form that makes sense for domain experts.</p> <p>Results</p> <p>We identified an autonomous set of descriptors, the GBox, that provides user and domain specifications for the graphical user interface. This was achieved by identifying a formalism that makes use of an RDF schema to enable the automatic assembly of graphical user interfaces in a meaningful manner while using only resources native to the client web browser (JavaScript interpreter, document object model). We defined a generalized RDF model such that changes in the graphic descriptors are automatically and immediately (locally) reflected into the configuration of the client's interface application.</p> <p>Conclusions</p> <p>The design patterns identified for the GBox benefit from and reflect the specific requirements of interacting with data generated by clinical trials, and they contain clues for a general purpose solution to the challenge of having interfaces automatically assembled for multiple and volatile views of a domain. By coding AGUIA in JavaScript, for which all browsers include a native interpreter, a solution was found that assembles interfaces that are meaningful to the particular user, and which are also ubiquitous and lightweight, allowing the computational load to be carried by the client's machine.</p

    Asymmetric Dispersal and Colonization Success of Amazonian Plant-Ants Queens

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    The dispersal ability of queens is central to understanding ant life-history evolution, and plays a fundamental role in ant population and community dynamics, the maintenance of genetic diversity, and the spread of invasive ants. In tropical ecosystems, species from over 40 genera of ants establish colonies in the stems, hollow thorns, or leaf pouches of specialized plants. However, little is known about the relative dispersal ability of queens competing for access to the same host plants. We used empirical data and inverse modeling—a technique developed by plant ecologists to model seed dispersal—to quantify and compare the dispersal kernels of queens from three Amazonian ant species that compete for access to host-plants. We found that the modal colonization distance of queens varied 8-fold, with the generalist ant species (Crematogaster laevis) having a greater modal distance than two specialists (Pheidole minutula, Azteca sp.) that use the same host-plants. However, our results also suggest that queens of Azteca sp. have maximal distances that are four-sixteen times greater than those of its competitors. We found large differences between ant species in both the modal and maximal distance ant queens disperse to find vacant seedlings used to found new colonies. These differences could result from interspecific differences in queen body size, and hence wing musculature, or because queens differ in their ability to identify potential host plants while in flight. Our results provide support for one of the necessary conditions underlying several of the hypothesized mechanisms promoting coexistence in tropical plant-ants. They also suggest that for some ant species limited dispersal capability could pose a significant barrier to the rescue of populations in isolated forest fragments. Finally, we demonstrate that inverse models parameterized with field data are an excellent means of quantifying the dispersal of ant queens

    Policies to Regulate Distributed Data Exchange

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    This research is partially sponsored by the EPSRC grant EP/P011829/1, funded under the UK Engineering and Physical Sciences Council Human Dimensions of Cyber Security call (2016).Postprin

    Fixed-time artificial insemination in beef cattle

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    which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. Background: The study was designed to test the effect of fixed-time artificial insemination (fixed-AI) after the slightly modified Ovsynch protocol on the pregnancy rate in beef cattle in Finnish field conditions. The modification was aimed to optimize the number of offsprings per AI dose. Methods: Ninety Charolais cows and heifers were entered into the program an average of 1.8 times. Thus, 164 animal cases were included. Animals were administered 10-12 μg of buserelin. Seven days later animals without a corpus luteum (CL) were rejected (20.7%) while the remaining 130 cases with a CL were administered prostaglandin F2α, followed 48 h later with a second injection of buserelin (8-10 μg). Fixed-AI was performed 16-20 hours after the last injection. Results: The pregnancy rate was 51.5 % (67/130). The pregnancy rate after a short interval (50-70 d) from calving to entering the program was significantly higher than that after a long interval (&gt;70 d). Conclusion: This protocol seems to give acceptable pregnancy results in beef herds and its effect on saving labour is notable

    Co-Administration of a Plasmid DNA Encoding IL-15 Improves Long-Term Protection of a Genetic Vaccine against Trypanosoma cruzi

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    Background: Immunization of mice with the Trypanosoma cruzi trans-sialidase (TS) gene using plasmid DNA, adenoviral vector, and CpG-adjuvanted protein delivery has proven highly immunogenic and provides protection against acute lethal challenge. However, long-term protection induced by TS DNA vaccines has not been reported. the goal of the present work was to test whether the co-administration of a plasmid encoding IL-15 (pIL-15) could improve the duration of protection achieved through genetic vaccination with plasmid encoding TS (pTS) alone.Methodology: We immunized BALB/c mice with pTS in the presence or absence of pIL-15 and studied immune responses [with TS-specific IFN-gamma ELISPOT, serum IgG ELISAs, intracellular cytokine staining (IFN-gamma, TNF-alpha, and IL-2), tetramer staining, and CFSE dilution assays] and protection against lethal systemic challenge at 1 to 6 months post vaccination. Mice receiving pTS alone developed robust TS-specific IFN-gamma responses and survived a lethal challenge given within the first 3 months following immunization. the addition of pIL-15 to pTS vaccination did not significantly alter T cell responses or protection during this early post-vaccination period. However, mice vaccinated with both pTS and pIL-15 challenged 6 months post-vaccination were significantly more protected against lethal T. cruzi challenges than mice vaccinated with pTS alone (P6 months post immunization. Also, these TS-specific T cells were better able to expand after in vitro restimulation.Conclusion: Addition of pIL-15 during genetic vaccination greatly improved long-term T cell survival, memory T cell expansion, and long-term protection against the important human parasite, T. cruzi.National Institutes of HealthFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Millennium Institute for Gene TherapySt Louis Univ, Dept Internal Med, St Louis, MO 63103 USAUniversidade Federal de São Paulo, Ctr Terapia Celular & Mol, Escola Paulista Med, São Paulo, BrazilSt Louis Univ, Dept Mol Microbiol, St Louis, MO 63103 USAUniv Fed Minas Gerais, Inst Ciencias Biol, Dept Microbiol, Belo Horizonte, MG, BrazilUniversidade Federal de São Paulo, Ctr Terapia Celular & Mol, Escola Paulista Med, São Paulo, BrazilNational Institutes of Health: RO1 AI040196CNPq: 420067/2005-1Web of Scienc
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