178 resultados para CPP


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Purpose The purpose of this study was to investigate the effectiveness of a 10 percent casein phosphopeptide-amorphous calcium phosphate (CPP-ACP) cream to reduce mutans streptococci (MS) colonization and prevent early childhood caries. Methods The cohort was randomized at mean age of 11 days old to receive once-daily CPP-ACP cream (n=102) or no product (comparison group; n=89) from the time of first tooth eruption. All mothers were contacted by telephone at six, 12, and 18 months and advised to brush their children's teeth twice daily with low-dose fluoride toothpaste. At 24 months, all children were examined at a community clinic. Results At 24 months old, one out of 65 (2 percent) children in the CPP-ACP group had caries vs. four out of 58 (seven percent) in the comparison group (difference not statistically significant). There were fewer MS-positive children in the CPP-ACP group (26 percent) vs. the comparison group (47 percent; P=.02). A dose-response effect of CPP-ACP usage on MS was observed, where MS was present in eight percent of regular CPP-ACP users, 28 percent of irregular users, and 47 percent of non-users (P<.02). Conclusions CPP-ACP reduced the percentages of mutans streptococci-positive 24-month-old children, although it did not reduce caries prevalence.

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利用 PVT- 100分析仪对几种不同牌号的流延聚丙烯 (CPP)进行了 p VT特性测量 ,得到了比容随温度和压力变化的关系。通过公式法计算出热膨胀系数 α和等温压缩系数 β与温度和压力的依赖关系 ,并与由 Tait方程计算出的 α和 β结果进行了比较。另外从比容随温度和压力变化的关系图得到了各种牌号 CPP熔融温度 Tm 与压力的关系。最后通过高温凝胶渗透色谱 GPC法测量实验前后样品的分子量表明 CPP在 p VT特性测试过程中有部分降解

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Tesis (Maestría en Ciencias con Orientación en Psicología de la Salud) UANL, 2011.

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Tesis (Maestría en Ciencias con orientación en Psicología de la Salud) UANL, 2011.

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El trabajo plantea una revisi??n de la situaci??n en que se encuentra la formaci??n inicial del profesorado de secundaria en el ??rea de Ciencia Sociales, revisi??n que incide de forma especial en las investigaciones realizadas sobre el tema y en la escasa importancia cuantitativa de estas investigaciones dentro del panorama general de la universidad espa??ola. Se aporta el an??lisis de dos ejemplos concretos: la Universidad Aut??noma de Barcelona y la Universidad de La Rioja, diferentes en tradici??n y realidad formativa actual. Por ??ltimo, se incorpora un esquema de lo que pensamos deben ser los elementos organizadores de una formaci??n inicial del profesorado de secundaria en Ciencia Sociales coherente con el desarrollo cient??fico-did??ctico en el mundo actual.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Dental products with casein phosphopeptide--amorphous calcium phosphate-nanocomplexes (CPP-ACP) are used in several tooth products (toothpastes, chewing gums, mouthrinses) and are as well used in dental filling material. CPP-ACP containing products are supposed to enhance remineralisation of dental hard tissues und thus might play a major role in prevention and therapy of initial caries or erosively dissolved enamel. Furthermore, also in hypersensitive teeth and even cases of hyposalivation, CPP-ACP containig products are supposed to improve the clinical condition. This article aims at three goals: point out the evolvement of CPP-ACP out of milk casein; description of possible biochemical effects of CPP-ACP on dental hard tissues; critical review of the current literature.

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Edição especial sobre a reforma do Código de processo penal, organizado por Fabiano Augusto Martins Silveira.

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Dissertação para obtenção do grau de Mestre no Instituto Superior de Ciências da Saúde Egas Moniz