994 resultados para 38-338
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After 38 years, longtime dean Janice Kassman has retired. She leaves a legacy of accomplishment and countless Colby friends.
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When viewed in the context of children's physical, social, and economic ecologies, children's work has both contextually specific benefits and consequences. This paper examines children's experiences of their economic activity using a theory of resilience as a contextually and culturally embedded phenomenon [British Journal of Social Work, 38 (2008) 218]. Though there is evidence that child labour is a potential threat to children's well-being, some forms of children's work may function as potential sources of health-enhancing resources associated with resilience, resulting in positive psychosocial development. Working children can find through their working experiences positive sources of efficacy and cohesion, strong identity, feelings of well-being, positive relationships, and access to material and social capital. (C) 2009 The Author(s). Journal compilation (C) 2009 National Children's Bureau and Blackwell Publishing Limited.
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Seabather's eruption (SBE) is an intensely itchy, papule-erythematous dermatitis that occurs predominantly in regions of the body covered by bathing costumes, after exposure to marine water. The planulae larvae of Linuche unguiculata scyphomedusae (thimble jellyfish) are the etiologic agent of the dermatitis, which is frequent in waters of Caribbean, Gulf of Mexico and Florida. The authors report 38 cases of SBE in the State of Santa Catarina (Southern region of Brazil), with emphasis on their clinical and epidemiological aspects, such as profile of victim, topography of the papules and conditions predisposing to the accident.
Different nutritional-state indicators of HIV-positive individuals undergoing antiretroviral therapy
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This study aimed at learning about the nutritional profile of HIV-positive individuals undergoing antiretroviral therapy and at comparing the performance of nutritional-state indicators. A transversal study was performed on 94 patients attending the Tropical Diseases Outpatient Hospital of Botucatu Medical School (FMB)-UNESP. The body mass index (BMI) and the classification by Papini-Berto (PB) were used to evaluate nutritional state, aiming at detecting malnutrition and obesity. The waist-to-hips ratio (W/HR) and waist circumference (WC) were adopted for identification of abdominal obesity and lipodystrophy. According to BMI, most of the individuals were eutrophic, followed by 30.9% overweight and 6.4% malnourished. By using the PB classification, the frequency of malnourished increased (22.3%). The analysis of the PB classification in relation to BMI indicated that the former presented high sensitivity and good specificity for malnutrition diagnosis, namely 100% and 83%, respectively. The prevalence of abdominal obesity was 7.44% according to WC, and a higher prevalence (38.3%) was observed when taking W/HR into account. There was significant positive association between nutritional diagnosis according to PB and T CD4(+) lymphocyte. The results support the use of PB classification for malnutrition detection as well as that of BMI and W/HR for overweight and fat redistribution.
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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O artigo tem por tema a formação dos professores que atuam nos anos iniciais da educação básica, considerando-a como um jogo que assume diferentes configurações em função das relações estabelecidas entre seus jogadores. Essas relações são analisadas por meio de um esquema de triangulação, aqui denominado como triângulo da formação docente. Cada um dos três vértices desse triângulo é ocupado por agentes que, a partir de seus capitais específicos, localizam-se em lugares desiguais no campo da formação docente: os professores e as instâncias que os representam; as universidades, fundações e institutos de pesquisa, com seus especialistas; e o poder público, representado por secretarias de educação e outros órgãos administrativos. Relações privilegiadas entre dois vértices do triângulo da formação docente apontam para diferentes modelos formativos. Explorando esse triângulo como um recurso de análise, o artigo focaliza as configurações assumidas pelo jogo da formação docente na versão brasileira do movimento ora em curso de universitarização do magistério. Atenção especial é conferida ao lugar que os professores atuantes nos anos iniciais da educação básica ocupam nesse jogo, às relações que eles estabelecem com os demais jogadores e, também, às possibilidades que têm de subverter e alterar o jogo em andamento.
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Este estudo foi conduzido com o objetivo de avaliar a influência da frequência no fornecimento de volumoso e concentrado e/ou da categoria animal sobre o comportamento ingestivo de bovinos. Foram utilizadas 16 novilhas e 16 vacas com idade média inicial de 20 e 66 meses e peso médio inicial de 338 e 432 kg, respectivamente. Os tratamentos foram representados pelas frequências de fornecimento do volumoso e do concentrado: 2 V/C - volumoso e concentrado duas vezes ao dia; 1 V/C - volumoso e concentrado uma vez ao dia; 1 V/2 C - volumoso uma vez ao dia e concentrado duas vezes ao dia; 1 V/3 C - volumoso uma vez ao dia e concentrado três vezes ao dia, ofertadas às categorias vacas e novilhas. A dieta foi composta de 60% de silagem de milho e 40% de concentrado com base na matéria seca (MS). O delineamento experimental foi inteiramente casualizado em arranjo fatorial 4 × 2 (frequências × categorias). Os dados foram submetidos à análise de variância e as médias, comparadas pelo teste t. A interação frequência de fornecimento e categoria animal foi significativa para as características tempo de ruminação e ócio, eficiência de ruminação da matéria seca e da fibra detergente neutro, número de bolos diário e tempo diário de mastigação. em relação às vacas, as novilhas apresentaram maiores tempos de ócio e mastigação quando receberam a alimentação uma vez ao dia. A frequência de fornecimento da dieta não influenciou o tempo de consumo. As vacas apresentaram maior tempo consumindo alimento e taxa de ingestão em comparação às novilhas (4,38 vs 4,09 horas e 2,91 vs 2,35 kg de MS/hora de consumo, respectivamente). O aumento na frequência da alimentação estimula os animais a maior ingestão de alimento no momento do fornecimento.
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This study evaluated the pulp chamber penetration of peroxide bleaching agent in human and bovine teeth after office bleach technique. All the teeth were sectioned 3 mm apical of the cement-enamel junction and were divided into 2 groups, A (70 third human molars) and B (70 bovine lateral incisors), that were subdivided into A1 and B1 restored by using composite resin, A2 and B2 by using glass ionomer cement, and A3 and B3 by using resin-modified glass ionomer cement; A4, A5, B4, and B5 were not restored. Acetate buffer was placed in the pulp chamber, and the bleaching agent was applied for 40 minutes as follows: A1-A4 and B1-B4, 38% hydrogen peroxide exposure and A5 and B5, immersion into distilled water. The buffer solution was transferred to a glass tube in which leuco crystal violet and horseradish peroxidase were added, producing a blue solution. The optical density of the blue solution was determined by spectrophotometer and converted into microgram equivalents of hydrogen peroxide. Data were submitted to analysis of variance and Dunnett, Kruskal-Wallis, and Tukey tests (5%). A higher level of hydrogen peroxide penetrated into the pulp chamber in resin-modified glass ionomer cements in bovine (0.79 +/- 0.61 mu g) and human (2.27 +/- 0.41 mu g) groups. The bleaching agent penetration into the pulp chamber was higher in human teeth for any experimental situation. The penetration of the hydrogen peroxide depends on restorative materials, and under the conditions of this study human teeth are more susceptible to penetration of bleaching agent into the pulp chamber than bovine teeth.
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The aim of this study was to compare wild boar (chromosomal number 2n = 36) to phenotypically similar animals of 2n = 37 and 2n = 38 chromosomes (crossbreeds) with respect to live weight, carcass yield, meat yield, fat and weight of inner organs. All animals were born and raised on the same farm and slaughtered at 39 weeks. The final live weight of wild boar 2n = 36 was significantly lower (47.2 kg) as compared to crossbreeds (80.0 kg). Animals 2n = 36 had more carcass yields (65.5%) than 2n = 37 karyotype (64.9%) and 2n = 38 (64.4%). Wild boar had the highest yields for the cuts with bones and boneless cuts compared to crossbreeds. Therefore, variations in karyotype are accompanied by differences in some carcass quantitative traits, i.e., 2n = 36 grow and fatten slower than crossbreeds 2n = 37 and 2n = 38. (c) 2008 Elsevier Ltd. All rights reserved.