975 resultados para Roth, Venla


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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Este trabalho teve como objetivo descrever a composição, abundância relativa e frequência de ocorrência do microfitoplâncton do rio Arienga, determinadas a partir da análise qualitativa de 10 amostras coletadas no período chuvoso e seco (respectivamente maio e setembro de 2009), em cinco estações georreferenciadas, utilizando-se uma rede cônico-cilíndrica de plâncton com abertura de malha de 20μm. No período estudado a precipitação pluviométrica apresentou um comportamento atípico, comparado à média dos últimos 10 anos para a região de Barcarena, e o pH e a temperatura não sofreram grande variações. Foram identificadas 128 espécies pertencentes às divisões: Dinophyta (0,78%), Chrysophyta (0,78%), Cyanobactéria (12,50%), Chlorophyta (26,56%) e Bacillariophyta (59,38%). Os gêneros Microcystis Kützing ex Lemmermann, Staurastrum Meyen ex Ralfs, Ulothrix Kützing, Eudorina Ehrenberg ex Ralfs, Volvox Linnaeus, Hydrodictyon Roth, Pediastrum Meyen, Aulacoseira Thwaites, Coscinodiscus Kützing, Pinnularia Ehrenberg, Polymyxus Bailey, Rhizosolenia Brightwell, Actinoptychus Ehrenberg, Thalassiosira Ehrenberg, Tabellaria Ehrenberg ex Kützing, Fragilaria Lyngbye e Navicula Bory de St. Vincent apresentaram 100% de representatividade, nos dois períodos de coleta. Foi possível constatar dois grandes grupos, sugerindo que o regime pluviométrico foi o principal fator controlador da composição fitoplanctônica e da variação espacial de espécies do rio Arienga. A diversidade fitoplanctônica foi considerada característica para a região amazônica.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Objective. The myeloid-related proteins 8 and 14 (MRP-8/MRP-14) and neutrophil-derived S100A12 are biomarkers of inflammation. They can be used to determine the relapse risk in patients with juvenile idiopathic arthritis (JIA) after stopping antiinflammatory treatment. In this study, we tested the performance of different enzyme-linked immunosorbent assays (ELISAs) in order to validate systems available for routine use.Methods. MRP-8/MRP-14 and S100A12 serum concentrations of 188 JIA patients in remission were analyzed. Commercially available test systems were compared to experimental ELISAs established in house. The ability of the assays to identify JIA patients at risk for relapse was analyzed.Results. For MRP-8/MRP-14, the PhiCal Calprotectin and Buhlmann MRP8/14 Calprotectin ELISAs revealed hazard ratios of 2.3 and 2.1, respectively. For S100A12, the CircuLex S100A12/EN-RAGE ELISA revealed a hazard ratio of 3.1. The commercial assays allowed a JIA relapse prediction that was at least comparable to the experimental ELISAs.Conclusion. For the prediction of JIA relapse after stopping medication, the biomarkers MRP-8/MRP-14 and S100A12 can be determined by using assays that are available for routine use. The tested commercial MRP-8/MRP-14 and S100A12 ELISAs showed a performance comparable to well-established experimental ELISA protocols when assay-specific cutoffs for the indication of relapse prediction are thoroughly applied.

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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In the contemporary literature on Foreign Language Teaching (LE/L2), is evidence of a trend in education given priority from the sub-focus on socio-cultural competence (HYMES, 1972), mainly with the aim of developing the intercultural competence, that is, the power to know the differences between the culture of the new language and the language in concrete situations and to develop strategies to deal comprehensively with the customs of another culture (Rozenfeld & Vianna, 2011). This process seeks to bring people to a critical analysis of their own language and culture, the concept of otherness and the similarities and differences between nations (MOTTA ROTH, 2003). Under the didactic-pedagogical approach multiculturalism, there is the need to develop new educational proposals and to include studies and researches about this subject in the curricula of teacher education courses. Politically, the proposals of the "Parâmetros Curriculares Nacionais (PCNs)" in Brazil emphasize as targets to be established for the teaching of Spanish as a foreign language (ELE), on average, target content and teaching strategies to develop, in addition to communicative competence, competition also "inter (multi) culture" (BRASIL, 2000). Thus, this paper analyzes the reports of pre-service teachers in the course of Teaching Practice of Spanish Language, the presence of cultural and intercultural approach, verifying didactic-pedagogical treatment that is being expressed in projects and materialized in practices of ELE classroom, in the interior of São Paulo / Brazil.

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In the contemporary literature on Foreign Language Teaching (LE/L2), is evidence of a trend in education given priority from the sub-focus on socio-cultural competence (HYMES, 1972), mainly with the aim of developing the intercultural competence, that is, the power to know the differences between the culture of the new language and the language in concrete situations and to develop strategies to deal comprehensively with the customs of another culture (Rozenfeld & Vianna, 2011). This process seeks to bring people to a critical analysis of their own language and culture, the concept of otherness and the similarities and differences between nations (MOTTA ROTH, 2003). Under the didactic-pedagogical approach multiculturalism, there is the need to develop new educational proposals and to include studies and researches about this subject in the curricula of teacher education courses. Politically, the proposals of the "Parâmetros Curriculares Nacionais (PCNs)" in Brazil emphasize as targets to be established for the teaching of Spanish as a foreign language (ELE), on average, target content and teaching strategies to develop, in addition to communicative competence, competition also "inter (multi) culture" (BRASIL, 2000). Thus, this paper analyzes the reports of pre-service teachers in the course of Teaching Practice of Spanish Language, the presence of cultural and intercultural approach, verifying didactic-pedagogical treatment that is being expressed in projects and materialized in practices of ELE classroom, in the interior of São Paulo / Brazil.

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Species of colonial green algae from 10 Conservation Units from the Southern Brazil were surveyed. The samplings were carried out in 105 stream reaches, consisting of 10 m length transects. In addition to biological data, some environmental variables were measured: depth, current velocity, water temperature, turbidity, specific conductance, pH, dissolved oxygen and nutrients (total nitrogen and orthophosphate). Three species of colonial green algae [Bohlin Ecballocystis pulvinata var. pulvinata, Tetraspora gelatinosa (Vaucher) Desvaux and T. lubrica (Roth) C Agard] were recorded and these species were described and illustrated. Based on the environmental data, it was observed some patterns of ecological distribution, including the occurrence of E. pulvinata var. pulvinata in environments with higher water temperature and current velocity values, while Tetraspora species typically occurred in environments with lower total nitrogen, orthophosphate and specific conductance values.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Manufacturers offer various prescriptions of preadjusted brackets for use in the "straight-wire" orthodontic technique. However, the need to incorporate bends in the rectangular wires during orthodontic finishing has led to concerns regarding the type of prescription chosen and the credibility of information provided by the manufacturer. The aim of this study was to compare the slot angulations of Roth prescription preadjusted metallic brackets for the maxillary left central incisor and maxillary left canine. For each tooth type, 10 brackets of three commercial brands (GAC, Forestadent and Morelli) were selected. Two individual metal matrices for brackets and tooth positioning were made for each group of teeth. Captured images were obtained by standardized ortho-radial photography with a digital camera. Images were exported and analyzed with the Image J software package. One-way ANOVA and Tukey statistical analyses were performed at the 5% significance level. For brackets of the maxillary left central incisor, differences in mean angulation were observed between the Morelli and GAC groups (p < 0.01) and between the Forestadent and GAC groups (p < 0.01). For brackets of the maxillary left canine, differences in mean angulation were found between the Morelli and GAC groups (p < 0.01) and between the Morelli and Forestadent groups (p < 0.05). In conclusion, despite their same prescription name, the different brands exhibited significantly different angulation measurements.