998 resultados para Cyro dos Anjos
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Cette étude a comme sujet principal la formation humaine de l instituteur. L objectif général est d analyser et décrire les conditions créées par les vécus d un atelier corps biographique pour la resignification de la corporéité de l instituteur, fixant les questions suivantes pour l investigation : Quelles sont les implications du vécu de l atelier corps biographique dans la vie des instituteurs ? La recherche a été exposée sur l approche qualitative, suivant les principes de la recherche-action reliée à la méthode des histoires de vie. Pour révéler la beauté et la complexité du processus poïétique de la formation humaine, nous nous sommes servi de la métaphore du "dessus de lit en patchwork" comme opérateur cognitif en attachant les principes de la corporéité fondés sur la Théorie de la complexité (MORIN, 2005), la Théorie autopoïétique (MATURANA ; VARELA, 2001), la Théorie du flux (CSIKSZENTMIHALYI, 1999), les approches de transdisciplinarité (LA TORRE; MORAES, 2008), et d autobiographie (JOSSO, 2004; PINEAU, 2003; PASSEGGI, 2000;), joignant la conception de l éducation comme pratique d autonomie, de liberté, d espoir et de l enchantement (FREIRE, 1996, 1992; ASSMANN, 1995). Nous avons eu comme scène du développement de la recherche, l Unidade Educacional Infantil (UEI), la garderie qui accueille les enfants des fonctionnaires de l Université Fédérale du Rio Grande do Norte. Treise élèves (enfants), des institutrices titulaires, vacataires, boursières ont participé de l'investigation. En conptant sur eux, nous avons développé un atelier corps biographique, dans lequel nous avons réalisé 10 vécus dans la période qui a couvert le deuxième semestre de 2007 jusqu au deuxième semestre de 2008, en manifestant la réflexivité autobiographique, le ludique, la créativité, la sensibilité et la réflexivité du vécu. Nous avons utilisé comme instruments pour la construction des donnés, l observation participante, les propres vécus, le port folio, la technique du jeu de sable et l'enregistrement photographique. L analyse a montré que le vécu de la formation humaine à partir des principes de la corporéité, implique dans un parcours vers soi-même dans lequel émergent les expériences qui nous ont constitués en tant qu êtres existentiels. Pour finaliser, nous avons aperçu les répercussions dans la vie professionnelle et personnelle de ces institutrices, qui comme moi pensaient avoir besoin d exposer leur luminosité intérieure pour que l on la redécouvre. Lors des vécus des tissages, les institutrices se sont montrées impliquées aux moments de jeux, de création, de réalisation, d afection et d action réflexive, dans lesquelles la teneur humaine cachée, a été révélée, en ouvrant les possibilités pour le sentiment du mouvement de naissance de l humanisation intérieure. Pour conclure, le corps joyeux de savoir et de beauté a été révélé, et dans sa rencontre avec soi-même et avec l autre, a pu être auto- recréé
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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OBJETIVO: Avaliar o desempenho diagnóstico do índice de respiração rápida e superficial (IRRS) na predição do insucesso da extubação de pacientes adultos em terapia intensiva e verificar a adequação do valor de corte clássico para esse índice. MÉTODOS: Estudo prospectivo realizado na unidade de terapia intensiva de adultos do Hospital das Clínicas da Faculdade de Medicina de Botucatu, através da avaliação do IRRS em 73 pacientes consecutivos considerados clinicamente prontos para extubação. RESULTADOS: O IRRS com valor de corte clássico (105 ciclos/min/L) apresentou sensibilidade de 20% e especificidade de 95% (soma = 115%). A análise da curva receiver operator characteristic (ROC) demonstrou melhor valor de corte (76,5 ciclos/min/L), o qual forneceu sensibilidade de 66% e especificidade de 74% (soma = 140%), e a área sob a curva ROC para o IRRS foi de 0,78. CONCLUSÕES: O valor de corte clássico do IRRS se mostrou inadequado nesta casuística, prevendo apenas 20% dos pacientes com falha na extubação. A obtenção do novo valor de corte permitiu um acréscimo substancial de sensibilidade, com aceitável redução da especificidade. O valor da área sob a curva ROC indicou satisfatório poder discriminativo do índice, justificando a validação de sua aplicação.
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O presente estudo tem como objetivos levantar dados sobre o que os indivíduos portadores de hipertensão arterial pensam sobre a sua doença e verificar a ocorrência do processo de comunicação entre estes e os profissionais que atuam junto aos mesmos. Foram entrevistados 66 clientes, obtendo-se 73 narrativas, constatando-se que a maioria (69 narrativas) dos participantes da pesquisa faz correlação com o conceito de hipertensão arterial, ainda que de maneira pouco elaborada. Apesar de 95% dos clientes fazerem alguma referência à doença, não significa que as orientações recebidas anteriormente foram aprendidas. Espera-se que o enfermeiro por desempenhar um importante papel dentro da equipe multiprofissional, identifique as possíveis barreiras relativas ao processo de comunicação, havendo daí a intervenção junto aos elementos que podem estar dificultando ou impedindo a compreensão necessária para que o cliente assuma seu autocuidado.
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OBJETIVO: Avaliar ocorrência de infecção em idosos de instituição de longa permanência (ILP) durante 13 meses consecutivos. MÉTODOS: Cinqüenta e cinco idosos foram avaliados segundo critérios de infecção e de comunicação padronizada. RESULTADOS: A idade mediana foi de 75 (66-81) anos. O conjunto de dados constituiu-se de 20.896 pacientes-dia (PD) durante o período, com um total de 76 infecções para uma taxa média de infecção de 3,2 por 1000 PD. A taxa de pacientes com infecção foi de 63,6%. As topografias prevalentes foram respiratória (50%), trato urinário (32%), pele e partes moles (12%) e gastrintestinal (7%), com taxa de infecção/1000 PD de 1,60; 1,01; 0,38; e 0,2, respectivamente. A taxa de mortalidade por infecção foi de 5%. Agentes microbiológicos foram isolados em 30,5% dos episódios infecciosos e Escherichia coli e Staphylococcus aureus foram os mais freqüentes. CONCLUSÃO: Infecção apresentou elevada incidência nos idosos institucionalizados, porém nenhum evento extraordinário foi observado.
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The effect of indomethacin (Indo), a cyclo-oxygenase inhibitor, on the monocyte-mediated killing of a low-(Pb265) and a high-(Pb18) virulence strain of Paracoccidioides brasiliensis was examined. The Pb18 strain was not killed by either non-activated or interferon-gamma (IFN-gamma)-activated human monocytes but these cells did show fungicidal activity if pretreated with Indo. In contrast with IFN-gamma tumour necrosis factor-alpha (TNF-alpha) was very effective at stimulating the fungicidal activity of monocytes. While the low-virulence strain, Pb265, could not be killed by monocytes, cells preincubated with IFN-gamma demonstrated fungicidal activity. The killing of this strain was also induced by pretreatment of monocytes with Indo. The results suggest a negative role for prostaglandins, which are synthesized via the cyclo-oxygenase pathway, in the regulation of monocyte-mediated killing of virulent and avirulent strains of P. brasiliensis and that TNF-alpha generation during the fungus-monocyte interaction is more important in the killing of Pb265 than Pb18.
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Doxorubicin (DOX) is an efficient chemotherapeutic agent used against several types of tumors; however, its use is limited due to severe cardiotoxicity. Since it is accepted that reactive oxygen species are involved in DOX-induced cardiotoxicity, antioxidant agents have been used to attenuate its side effects. To determine tomato-oleoresin protection against cardiac oxidative DNA damage induced by DOX, we distributed Wistar male rats in control (C), lycopene (L), DOX (D) and DOX+lycopene (DL) groups. They received corn oil (C, D) or tomato-oleoresin (5 mg/kg body wt. day) (L, DL) by gavage for a 7-week period. They also received saline (C, L) or DOX (4 ma/kg body wt.) (D, DL) intraperitoneally at the 3rd, 4th, 5th, and at 6th week. Lycopene absorption was checked by HPLC. Cardiac oxidative DNA damage was evaluated by the alkaline Comet assay using formamidopyrimidine-DNA glycosylase (FPG) and endonuclease III (endo 111). Cardiomyocyte levels of SBs, SBs FPG and SBs Endo III were higher in rats from D when compared to other groups. DNA damage levels in cardiomyocytes from DL were not different when compared to C and L groups. The viability of cardiomyocytes from D or DL was lower than C or L groups (p < 0.01). Lycopene levels (mean +/- S.D. nmol/kg) in saponified hearts were similar between L (47.43 +/- 11.78) and DL (49.85 +/- 16.24) groups. Our results showed: (1) lycopene absorption was confirmed by its cardiac levels; (2) DOX-induced oxidative DNA damage in cardiomyocyte; (3) tomato-oleoresin supplementation protected against cardiomyocyte oxidative DNA damage. (c) 2007 Elsevier B.V. All rights reserved.
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Doxorubicin is an excellent chemotherapeutic agent utilized for several types of cancer but the irreversible doxorubicin-induced cardiac damage is the major limitation for its use. Oxidative stress seems to be associated with some phase of the toxicity mechanism process. To determine if lycopene protects against doxorubicin-induced cardiotoxicity, male Wistar rats were randomly assigned either to control, lycopene, doxorubicin or doxorubicin + lycopene groups. They received corn oil (control, doxorubicin) or lycopene (5 mg/kg body weight a day) (lycopene, doxorubicin + lycopene) by gavage for a 7-week period. They also received saline (control, lycopene) or doxorubicin (4 mg/kg) (doxorubicin, doxorubin + lycopene) intraperitoneally by week 3, 4 5 and 6. Animals underwent echocardiogram and were killed for tissue analyses by week 7. Mean lycopene levels (nmol/kg) in liver were higher in the doxorubicin + lycopene group (5822.59) than in the lycopene group (2496.73), but no differences in lycopene were found in heart or Plasma of these two groups. Lycopene did not prevent left ventricular systolic dysfunction induced by doxorubicin. However, morphologic examination revealed that doxorubicin-induced myocyte damage was significantly suppressed in rats treated with lycopene. Doxorubicin treatment was followed by increase of myocardium interstitial collagen volume fraction. Our results show that: (i) doxorubicin-induced cardiotoxicity was confirmed by echocardiogram and morphological evaluations; (ii) lycopene absorption was confirmed by its levels in heart, liver and plasma; (iii) lycopene supplementation provided myocyte protection without preventing interstitial collagen accumulation increase; (iv) doxorubicin-induced cardiac dysfunction was not prevented by lycopene supplementation; and (v) lycopene depletion was not observed in plasma and tissues from animals treated with doxorubicin.
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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)