176 research outputs found

    PERFIL PROFISSIONAL E O TRABALHO COM CORPO, GESTOS E MOVIMENTOS NA EDUCAÇÃO INFANTIL DE MONTES CLAROS/MG E PALMAS/TO

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    The objective of this study was to analyze the professional profile of teachers who work in Early Childhood Education (ECE) associated with the education and training received to promote activities that involve the field of body experience, gestures and movements. Data were collected from a sample of 364 teachers who work in Palmas (TO) and Montes Claros (MG). There was a prevalence of female professionals (97.5%); predominance of the age group from 30 to 49 years (74.5%), average of professional experience over 11 years (52.5%) and training with higher education (75%). During graduation most teachers attended at least one discipline on the subject, however 77% of them never participated in training courses on the subject, the average income of teachers was three to five minimum wages. It is observed that even with the recommendations of the BNCC and other complementary documents to the ECE, the professional profile of the sample shows little familiarity with the theme body, gestures and movements, indicating the need for interdisciplinary actions and knowledge.El objetivo de este estudio fue analizar el perfil profesional de docentes que actúan en Educación Infantil (EI) asociado a la formación y formación recibida para promover actividades que involucren el campo de la experiencia corporal, los gestos y los movimientos. Los datos fueron recolectados de una muestra de 364 profesores que actúan en Palmas (TO) y Montes Claros (MG). Hubo un predominio de mujeres profesionales (97,5%); predominio del grupo de edad de 30 a 49 años (74,5%), promedio de experiencia profesional mayor de 11 años (52,5%) y formación con estudios superiores (75%). Durante la graduación, la mayoría de los docentes cursó al menos una disciplina sobre el tema, sin embargo el 77% de ellos nunca participó de cursos de capacitación sobre el tema, el ingreso promedio de los docentes fue de tres a cinco salarios mínimos. Se observa que aún con las recomendaciones de la BNCC y otros documentos complementarios a la IE, el perfil profesional de la muestra muestra poca familiaridad con el tema cuerpo, gestos y movimientos, indicando la necesidad de acciones y conocimientos interdisciplinarios.O objetivo deste estudo foi analisar o perfil profissional de professores que atuam na Educação Infantil (EI) associado à formação e capacitação recebidas para promover atividades que envolvam o campo de experiência corpo, gestos e movimentos. Foram coletados dados de uma amostra de 364 professores que atuam em Palmas (TO) e Montes Claros (MG). Verificou-se a prevalência de profissionais do gênero feminino (97,5%); predomínio da faixa etária de 30 a 49 anos (74,5%), média de experiência profissional acima de 11 anos (52,5%) e de formação com ensino superior (75%). Durante a graduação a maioria dos professores cursaram ao menos uma disciplina sobre o tema, entretanto 77% deles nunca participou de cursos de capacitação sobre o assunto, a renda média dos professores foi de três a cinco salários mínimos. Observa-se que mesmo com as recomendações da BNCC e dos outros documentos complementares à EI o perfil profissional da amostra apresenta pouca familiaridade com o tema corpo, gestos e movimentos indicando a necessidade de ações e saberes interdisciplinares

    Magnetic susceptibility studies of the spin-glass and Verwey transitions in magnetite nanoparticles

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    Magnetite nanostructured powder samples were synthesized by aging chemical method. Phase, structural, and magnetic properties were characterized. X-ray diffraction patterns showed cubic magnetite pure phase, with average crystallite size, , equal to 40 nm. Susceptibility measurements showed the well-known Verwey transition at a temperature of 90 K. The decrease of Verwey transition temperature, with respect to the one reported in literature (125 K) was attributed to the low average crystallite size. Moreover, the spin-glass like transition was observed at 35 K. Activation energy calculated from susceptibility curves, with values ranging from 6.26 to 6.93 meV, showed a dependence of spin-glass transition on frequency. Finally, hysteresis loops showed that there is not an effect of Verwey transition on magnetic properties. On the other hand, a large increase of coercivity and remanent magnetization at a temperature between 5 and 50 K confirmed the presence of a magnetic transition at low temperatures

    Low-level laser therapy (LLLT) combined with swimming training improved the lipid profile in rats fed with high-fat diet

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    Obesity and associated dyslipidemia is the fastest growing health problem throughout the world. The combination of exercise and low-level laser therapy (LLLT) could be a new approach to the treatment of obesity and associated disease. In this work, the effects of LLLT associated with exercises on the lipid metabolism in regular and high-fat diet rats were verified. We used 64 rats divided in eight groups with eight rats each, designed: SC, sedentary chow diet; SCL, sedentary chow diet laser, TC, trained chow diet; TCL, trained chow diet laser; SH, sedentary high-fat diet; SHL, sedentary high-fat diet laser; TH, trained high-fat diet; and THL, trained high-fat diet laser. The exercise used was swimming during 8 weeks/90 min daily and LLLT (GA-Al-As, 830 nm) dose of 4.7 J/point and total energy 9.4 J per animal, applied to both gastrocnemius muscles after exercise. We analyzed biochemical parameters, percentage of fat, hepatic and muscular glycogen and relative mass of tissue, and weight percentage gain. The statistical test used was ANOVA, with post hoc Tukey–Kramer for multiple analysis between groups, and the significant level was p < 0.001, p < 0.01, and p < 0.05. LLLT decreased the total cholesterol (p < 0.05), triglycerides (p < 0.01), low-density lipoprotein cholesterol (p < 0.05), and relative mass of fat tissue (p < 0.05), suggesting increased metabolic activity and altered lipid pathways. The combination of exercise and LLLT increased the benefits of exercise alone. However, LLLT without exercise tended to increase body weight and fat content. LLLT may be a valuable addition to a regimen of diet and exercise for weight reduction and dyslipidemic control

    Caracterización experimental del comportamiento elasto-plástico con daño continuo de un suelo granular mejorado con fibras de polipropileno

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    El presente trabajo se limita a caracterizar de manera experimental el comportamiento elastoplástico con daño continuo en un suelo granular previamente reforzado con diferentes porcentajes de fibras de polipropileno, sometiéndolo a ciclos de carga y descarga.CONACYT – Consejo Nacional de Ciencia y Tecnologí

    Transcriptional profiling reveals the expression of novel genes in response to various stimuli in the human dermatophyte Trichophyton rubrum

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    <p>Abstract</p> <p>Background</p> <p>Cutaneous mycoses are common human infections among healthy and immunocompromised hosts, and the anthropophilic fungus <it>Trichophyton rubrum </it>is the most prevalent microorganism isolated from such clinical cases worldwide. The aim of this study was to determine the transcriptional profile of <it>T. rubrum </it>exposed to various stimuli in order to obtain insights into the responses of this pathogen to different environmental challenges. Therefore, we generated an expressed sequence tag (EST) collection by constructing one cDNA library and nine suppression subtractive hybridization libraries.</p> <p>Results</p> <p>The 1388 unigenes identified in this study were functionally classified based on the Munich Information Center for Protein Sequences (MIPS) categories. The identified proteins were involved in transcriptional regulation, cellular defense and stress, protein degradation, signaling, transport, and secretion, among other functions. Analysis of these unigenes revealed 575 <it>T. rubrum </it>sequences that had not been previously deposited in public databases.</p> <p>Conclusion</p> <p>In this study, we identified novel <it>T. rubrum </it>genes that will be useful for ORF prediction in genome sequencing and facilitating functional genome analysis. Annotation of these expressed genes revealed metabolic adaptations of <it>T. rubrum </it>to carbon sources, ambient pH shifts, and various antifungal drugs used in medical practice. Furthermore, challenging <it>T. rubrum </it>with cytotoxic drugs and ambient pH shifts extended our understanding of the molecular events possibly involved in the infectious process and resistance to antifungal drugs.</p

    Percepción de imagen corporal como factor condicionante del índice de masa corporal en médicos residentes del Hospital de Clínicas

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    Uno de los factores condicionantes del peso corporal es la percepción que la persona tiene de su imagen corporal. El objetivo fue conocer la percepción de imagen corporal según el índice de masa corporal (IMC) en 107 Médicos Residentes del Hospital de Clínicas.Se utilizó un diseño observacional descriptivo de corte transverso. Se exploraron las variables edad, sexo, circunferencia abdominal, peso, talla, IMC, percepción del peso corporal. La circunferencia abdominal fue de riesgo elevado en 37% de los varones y en 16% de las mujeres, de riesgo muy elevado en 13% de varones y en 29% de las mujeres (p=0,009). En cuanto al IMC la media fue de 25,7±4,6; estando en peso normal el 45% y en sobrepeso el 43%. Se encontró más mujeres con peso normal (63% vs 28%). Los varones presentan más sobrepeso (61% vs 28%) (p=0,0009). En cuanto a la percepción del peso corporal se perciben con obesidad 23%; con sobrepeso 47% y con peso normal 28%. Cruzando los datos con los IMC verdaderos, tenemos que el 43% no tiene la percepción real de acuerdo a su IMC. La concordancia en cuanto a IMC real y la percepción es del 63%. Casi la mitad de los residentes estudiados no tiene la percepción real de acuerdo a su IMC. La percepción de obesidad es mayor en mujeres que en hombres acorde a su IMC real. Se requiere de más investigaciones en referencia al tema aplicándolo a toda la población del hospital para crear medidas educativas de oportuna intervención en la salud del personal sanitario

    Dual-Antiplatelet Therapy Cessation and Cardiovascular Risk in Relation to Age: Analysis From the PARIS Registry.

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    OBJECTIVES: The aim of this study was to examine the association between dual-antiplatelet therapy (DAPT) cessation and cardiovascular risk after percutaneous coronary intervention in relation to age. BACKGROUND: Examination of outcomes by age after percutaneous coronary intervention is relevant given the aging population. METHODS: Two-year clinical outcomes, incidence, and effect of DAPT cessation on outcomes were compared by ages ≤55, 56 to 74, and ≥75 years from the PARIS (Patterns of Non-Adherence to Antiplatelet Regimens in Stented Patients) registry. DAPT cessation included physician-recommended discontinuation, interruption for surgery, and disruption (from noncompliance or bleeding). Clinical endpoints were major adverse cardiac events (MACE) (a composite of cardiac death, definite or probable stent thrombosis, spontaneous myocardial infarction, or clinically indicated target lesion revascularization), a secondary restrictive definition of MACE (MACE2) excluding target lesion revascularization, and bleeding. RESULTS: A total of 1,192 patients (24%) were ≤55 years, 2,869 (57%) were 56 to 74 years, and 957 (19%) were ≥75 years of age. Patients ≥75 years of age had higher DAPT cessation rates and increased risk for MACE2, death, cardiac death, and bleeding compared with younger patients. Discontinuation and interruption were not associated with increased cardiovascular risk across age groups, whereas disruption was associated with increased risk for MACE and MACE2 in younger patients but not in patients ≥75 years of age (p for trend <0.05). CONCLUSIONS: Nonadherence and outcomes vary by age, with patients ≥75 years having the highest DAPT cessation rates. We observed no association between outcomes and DAPT cessation in patients ≥75 years, whereas discontinuation was associated with lower MACE rates and disruption with increased MACE rates in patients <75 years

    Global, regional, and national comparative risk assessment of 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks, 1990-2015: a systematic analysis for the Global Burden of Disease Study 2015

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    SummaryBackground The Global Burden of Diseases, Injuries, and Risk Factors Study 2015 provides an up-to-date synthesis of the evidence for risk factor exposure and the attributable burden of disease. By providing national and subnational assessments spanning the past 25 years, this study can inform debates on the importance of addressing risks in context. Methods We used the comparative risk assessment framework developed for previous iterations of the Global Burden of Disease Study to estimate attributable deaths, disability-adjusted life-years (DALYs), and trends in exposure by age group, sex, year, and geography for 79 behavioural, environmental and occupational, and metabolic risks or clusters of risks from 1990 to 2015. This study included 388 risk-outcome pairs that met World Cancer Research Fund-defined criteria for convincing or probable evidence. We extracted relative risk and exposure estimates from randomised controlled trials, cohorts, pooled cohorts, household surveys, census data, satellite data, and other sources. We used statistical models to pool data, adjust for bias, and incorporate covariates. We developed a metric that allows comparisons of exposure across risk factors—the summary exposure value. Using the counterfactual scenario of theoretical minimum risk level, we estimated the portion of deaths and DALYs that could be attributed to a given risk. We decomposed trends in attributable burden into contributions from population growth, population age structure, risk exposure, and risk-deleted cause-specific DALY rates. We characterised risk exposure in relation to a Socio-demographic Index (SDI). Findings Between 1990 and 2015, global exposure to unsafe sanitation, household air pollution, childhood underweight, childhood stunting, and smoking each decreased by more than 25%. Global exposure for several occupational risks, high body-mass index (BMI), and drug use increased by more than 25% over the same period. All risks jointly evaluated in 2015 accounted for 57·8% (95% CI 56·6–58·8) of global deaths and 41·2% (39·8–42·8) of DALYs. In 2015, the ten largest contributors to global DALYs among Level 3 risks were high systolic blood pressure (211·8 million [192·7 million to 231·1 million] global DALYs), smoking (148·6 million [134·2 million to 163·1 million]), high fasting plasma glucose (143·1 million [125·1 million to 163·5 million]), high BMI (120·1 million [83·8 million to 158·4 million]), childhood undernutrition (113·3 million [103·9 million to 123·4 million]), ambient particulate matter (103·1 million [90·8 million to 115·1 million]), high total cholesterol (88·7 million [74·6 million to 105·7 million]), household air pollution (85·6 million [66·7 million to 106·1 million]), alcohol use (85·0 million [77·2 million to 93·0 million]), and diets high in sodium (83·0 million [49·3 million to 127·5 million]). From 1990 to 2015, attributable DALYs declined for micronutrient deficiencies, childhood undernutrition, unsafe sanitation and water, and household air pollution; reductions in risk-deleted DALY rates rather than reductions in exposure drove these declines. Rising exposure contributed to notable increases in attributable DALYs from high BMI, high fasting plasma glucose, occupational carcinogens, and drug use. Environmental risks and childhood undernutrition declined steadily with SDI; low physical activity, high BMI, and high fasting plasma glucose increased with SDI. In 119 countries, metabolic risks, such as high BMI and fasting plasma glucose, contributed the most attributable DALYs in 2015. Regionally, smoking still ranked among the leading five risk factors for attributable DALYs in 109 countries; childhood underweight and unsafe sex remained primary drivers of early death and disability in much of sub-Saharan Africa. Interpretation Declines in some key environmental risks have contributed to declines in critical infectious diseases. Some risks appear to be invariant to SDI. Increasing risks, including high BMI, high fasting plasma glucose, drug use, and some occupational exposures, contribute to rising burden from some conditions, but also provide opportunities for intervention. Some highly preventable risks, such as smoking, remain major causes of attributable DALYs, even as exposure is declining. Public policy makers need to pay attention to the risks that are increasingly major contributors to global burden. Funding Bill & Melinda Gates Foundation

    Applying the Maternal Near Miss Approach for the Evaluation of Quality of Obstetric Care: A Worked Example from a Multicenter Surveillance Study

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    Objective. To assess quality of care of women with severe maternal morbidity and to identify associated factors. Method. This is a national multicenter cross-sectional study performing surveillance for severe maternal morbidity, using the World Health Organization criteria. the expected number of maternal deaths was calculated with the maternal severity index (MSI) based on the severity of complication, and the standardized mortality ratio (SMR) for each center was estimated. Analyses on the adequacy of care were performed. Results. 17 hospitals were classified as providing adequate and 10 as nonadequate care. Besides almost twofold increase in maternal mortality ratio, the main factors associated with nonadequate performance were geographic difficulty in accessing health services (P < 0.001), delays related to quality of medical care (P = 0.012), absence of blood derivatives (P = 0.013), difficulties of communication between health services (P = 0.004), and any delay during the whole process (P = 0.039). Conclusions. This is an example of how evaluation of the performance of health services is possible, using a benchmarking tool specific to Obstetrics. in this study the MSI was a useful tool for identifying differences in maternal mortality ratios and factors associated with nonadequate performance of care.Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Univ Campinas UNICAMP, Sch Med Sci, Dept Obstet & Gynaecol, BR-13083881 Campinas, SP, BrazilCtr Res Reprod Hlth Campinas Cemicamp, BR-13083888 Campinas, SP, BrazilUniv Fed Amazonas, Manaus, Amazonas, BrazilSch Med Sci, CISAM, Recife, PE, BrazilUniv Fed Ceara, Fortaleza, Ceara, BrazilUniv Fed Bahia, Salvador, BA, BrazilHosp Geral Cesar Cals, Fortaleza, Ceara, BrazilHosp Geral Fortaleza, Fortaleza, Ceara, BrazilMaternidade Odete Valadares, Belo Horizonte, MG, BrazilHosp Materno Infantil, Goiania, Go, BrazilInst Materno Infantil Pernambuco, Recife, PE, BrazilUniv Fed Pernambuco, Recife, PE, BrazilUniv Fed Campina Grande, Campina Grande, PB, BrazilUniv Fed Maranhao, Sao Luis, MA, BrazilUniv Fed Parana, BR-80060000 Curitiba, Parana, BrazilUniv Fed Paraiba, BR-58059900 Joao Pessoa, Paraiba, BrazilHosp Maternidade Fernando Magalhaes, Rio de Janeiro, RJ, BrazilUniv Fed Rio Grande do Sul, Porto Alegre, RS, BrazilHosp Maternidade Celso Pierro, Campinas, SP, BrazilInst Fernandes Figueira Fiocruz, Rio de Janeiro, RJ, BrazilHosp Israelita Albert Einstein, São Paulo, BrazilUniv State São Paulo, Botucatu, SP, BrazilJundiai Sch Med, Jundiai, SP, BrazilUniv São Paulo, BR-14049 Ribeirao Preto, SP, BrazilSanta Casa Limeira, Limeira, SP, BrazilSanta Casa Sao Carlos, Sao Carlos, SP, BrazilMaternidade Leonor Mendes de Barros, São Paulo, BrazilUniversidade Federal de São Paulo, São Paulo, BrazilUniversidade Federal de São Paulo, São Paulo, BrazilCNPq: 402702/2008-5Web of Scienc
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