999 resultados para 646.72
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En nuestro país el sector de ambientadores y cosméticos ha presentado un crecimiento económico constante y notable, proyectando a Colombia para el año 2032 como un dirigente en la elaboración de cosméticos y productos de aseo. La biodiversidad colombiana ofrece múltiples recursos, incluyendo una gran diversidad de aromas naturales, es un importante mercado para producción de cosméticos sin la utilización de productos artificiales. El presente trabajo de investigación tiene por objetivo determinar las características del diseño de una relación estratégica comunitaria y marketing en la creación de una empresa de cosméticos y ambientadores. Ésta investigación se realiza bajo la recopilación de información del sector y principalmente de la organización, dentro de un estudio empírico-analítico descriptivo. Estableciendo resultados que finalmente dan respuesta a la utilidad de estrategias comunitarias en la actualidad. En el caso de estudio de la nueva empresa "Jolie Le Petit" en un sector en crecimiento, ofrece múltiples oportunidades de negocio y permite generar ideas innovadoras para la venta de productos. La facilidad de cambio y la inclusión en la comunidad posibilita el acercamiento a los clientes, asegurando la permanencia en el mercado indicado. Considerando la posibilidad que la inversión extranjera en el sector pueda afectar notablemente el mercado nacional. Mediante el análisis concluimos que la estrategia de mercadeo comunitaria es adecuada y aplicable a este tipo de empresa. "Jolie Le Petit" además de ser una unidad es también un actor social, estando inmersa en una comunidad en donde juega un papel vital el ser percibida como un buen vecino, ofreciendo a los clientes confianza compromiso y relación continua.
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Contiene anexo documental con lecturas seleccionadas, encuestas y fichas.
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Se adjunta reportaje fotográfico de los materiales y el desarrollo del proyecto por áreas y niveles
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Background: Mutations in TP53 are common events during carcinogenesis. In addition to gene mutations, several reports have focused on TP53 polymorphisms as risk factors for malignant disease. Many studies have highlighted that the status of the TP53 codon 72 polymorphism could influence cancer susceptibility. However, the results have been inconsistent and various methodological features can contribute to departures from Hardy-Weinberg equilibrium, a condition that may influence the disease risk estimates. The most widely accepted method of detecting genotyping error is to confirm genotypes by sequencing and/or via a separate method. Results: We developed two new genotyping methods for TP53 codon 72 polymorphism detection: Denaturing High Performance Liquid Chromatography (DHPLC) and Dot Blot hybridization. These methods were compared with Restriction Fragment Length Polymorphism (RFLP) using two different restriction enzymes. We observed high agreement among all methodologies assayed. Dot-blot hybridization and DHPLC results were more highly concordant with each other than when either of these methods was compared with RFLP. Conclusions: Although variations may occur, our results indicate that DHPLC and Dot Blot hybridization can be used as reliable screening methods for TP53 codon 72 polymorphism detection, especially in molecular epidemiologic studies, where high throughput methodologies are required.
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Boletim elaborado pela Assessoria de Comunicação e Imprensa da Reitoria da UNESP
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Revista elaborada pela Assessoria de Comunicação e Imprensa da Reitoria da UNESP
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Este trabalho tem por objetivo caracterizar a desnutrição protéico-energética associada a parasitose intestinal em grupo de 149 crianças de ambos os sexos, na faixa etária de 3 a 72 meses, da cidade de Mirassol D'Oeste, na região do Projeto Polonoroeste em Mato Grosso. De cada criança foram coletados os seguintes dados: sexo, peso, idade e amostra de fezes para exame parasitológico. Os dados peso/idade obtidos foram analisados pelos critérios de GOMEZ. Utilizou-se como padrão de referência o National Center for Health Statistic (NCHS). Para diagnóstico dos parasitas intestinais executou-se o método de Hoffman, Pons e Janer. O grupo estudado constitui-se em sua maioria de crianças desnutridas, sendo a forma leve de desnutrição mais comum que as formas moderada e grave. As enteroparasitoses foram encontradas em 69% das amostras examinadas. A "Giardia lamblia" foi o protozoário mais comum e o "Ancilostomídeo" o helminto mais encontrado. O teste X² não mostrou relação de dependência entre o estado nutricional e a freqüência de enteroparasitoses.
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INTRODUCTION: The clinical importance of preoperative serum levels of CA 72-4, carcinoembryonic antigen (CEA), CA 19-9, and alpha-fetoprotein (AFP) was prospectively evaluated in 44 patients with gastric cancer. METHOD: The serum tumor marker levels were determined by commercial radioimmunoassay kits. Positivity for CA 72-4 (>4 U/mL), CEA (>5 ng/mL), CA 19-9 (>37 U/mL), and AFP (>10 ng/mL) were correlated according to the stage, histology, and lymph node metastasis. RESULTS AND DISCUSSION: CA 72-4 showed a higher positivity rate for gastric cancer (47.7%) than CEA (25%), CA 19-9 (25%), and AFP (0%). The combination of CA 72-4 with CEA and CA 19-9 increased the sensitivity to 61.4%. The positivity rates of CA 72-4 in patients at stages I and II (initial disease) and in patients at stages III and IV (advanced disease) were 9% and 60.6%, respectively (P < 0.005). No correlation was found between CEA and CA 19-9 levels and the stage of gastric cancer. There was a tendency of positivity for CA 72-4 to suggest lymph node involvement, but it was not significant (P = 0.075). Serum levels of tumor markers did not show a correlation with the histological types of gastric cancer. CONCLUSION: Preoperative serum levels of CA 72-4 provided a predictive value in indicating advanced gastric cancer.
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A 72 kDa Trypanosoma cruzi glycoprotein recognized by the 164C11 monoclonal antibody (IgM isotype) was purified by preparative electrophoresis. The antigenic preparation obtained, named TcY 72, was used to immunize C57Bl/10 mice. The following results were observed after immunization: (1) induction of higher titres of IgG than IgM antibodies, as evaluated by indirect immunofluorescence; (2) significant DTH after injection of epimastigotes in mice footpads; (3) peak parasitemia in immunized mice was significantly reduced and animals were negative by 13 days post-infection, although the mice still succumb to infection; (4) the phenotypic analysis of spleen cell populations showed a decrease in the CD4/CD8 ratio in immunized mice. Taken as a whole, these findings indicate that TcY 72 is immunogenic and potentially important for protective immunity.