906 resultados para Mali, Tuomas


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O projeto ???Apoio ao Desenvolvimento do Setor Algodoeiro dos Pa??ses do Cotton-4??? objetiva aumentar a produtividade, gerar diversidade gen??tica e aprimorar a qualidade do algod??o cultivado em Benin, Burkina Faso, Chade e Mali, de forma a contribuir para o desenvolvimento e o fortalecimento econ??mico. A IV Reuni??o do Comit?? Gestor do Projeto teve como um de seus objetivos refletir sobre as pr??ticas de implementa????o das a????es previstas no documento do projeto Cotton-4, bem como registrar percep????es e opini??es das equipes dos pa??ses africanos, com o prop??sito de reunir os elementos cr??ticos essenciais para sua posterior avalia????o

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O termo de coopera????o assinado entre a Escola Nacional de Administra????o P??blica (ENAP) e a Ag??ncia Brasileira de Coopera????o (ABC) tem como objetivo elaborar termo de refer??ncia, o qual especificar?? o perfil de um avaliador externo a ser posteriormente contratado para avaliar o projeto ???Apoio ao Desenvolvimento do Setor Algodoeiro dos Pa??ses do Cotton-4???. Esse projeto busca aumentar a produtividade, gerar diversidade gen??tica e aprimorar a qualidade do algod??o cultivado em Benin, Burkina Faso, Chade e Mali, de forma a contribuir para o desenvolvimento e o fortalecimento econ??mico

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O texto possui quatro partes. A parte 1, Antecedentes, traz um hist??rico dos trabalhos conjuntos entre ENAP e ABC que justicam a solicita????o de apoio da ENAP para os desenvolvimentos sobre o projeto Cotton-4; a parte 2, A demanda da ABC a ENAP, contextualiza o projeto Cotton 4 e detalha a solicita????o original da ABC; a parte 3, Oportunidades para a ENAP, exp??e como a proposta foi complementada para potencializar outros trabalhos em curso da Escola. Finalmente, a parte 4, Implementa????o de a????es e seus principais resultados, resume os prop??sitos e a estrat??gia de execu????o do termo de coopera????o firmado entre ENAP e ABC

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Este trabalho busca compreender de que forma as estratégias de competição e de colaboração existentes nas associações de produtores rurais influenciam os resultados individuais e coletivos obtidos pelos produtores participantes. A metodologia utilizada é de natureza descritiva com abordagem qualitativa em multinível em estudo múltiplo de casos. Os três casos referem-se à associação de produtores de uvas e vinhos, de produtores orgânicos e uma abordagem integrada de nove associações de linhas. Os níveis de análise referem-se aos associados, às associações e às instituições e empresas envolvidas com as associações. Como instrumento de coleta de dados utilizou-se de entrevistas com uso de roteiro semiestruturado, da observação não participante e da análise documental. Para o tratamento dos dados foi utilizada a análise de conteúdo e para a análise dos dados a tabulação em categorias. O principal resultado deste estudo demonstra como as estratégias de competição e de colaboração existentes nas associações de produtores rurais influenciam os resultados individuais e coletivos obtidos pelos produtores participantes.

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Trabalho de Projecto apresentado para cumprimento dos requisitos necessários à obtenção do grau de Mestre em Culturas Visuais

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Cet entretien apporte un éclairage sur une catégorie de films mal connus, réalisés dans le cadre de campagnes de prévention contre les dangers de la migration clandestine. Pour ce faire il interroge une représentante du bureau de coordination de l'Organisation Internationale pour les Migrations (OIM) et un employé de l'Office fédéral des migrations (ODM), afin de comprendre quels sont le contextes de production et de diffusions de tels films, et surtout comment ils déconstruisent les représentations dominantes de l'exil dans les pays concernés. L'utilisation par ces campagnes de prévention de productions filmiques indépendantes, dénonçant les réalités de la migration irrégulière à l'instar des "Martyrs du Golfe d'Aden" (Daniel Grandclément, 2007) ou de "Paris à tout prix" (Joséphine Ndagnou, 2007) est aussi questionnée.

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"Vegeu el resum a l'inici del document del fitxer adjunt."

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Approximately 50 publications have become available in the international literature on ultrasonography in schistosomiasis in Africa. Geographically these cover Congo, Egypt, Kenya, Mali, Mauritius, Niger, Senegal, Sudan, Tanzania and East African Islands as well as Zimbabwe. Further studies are ongoing in many countries, such as Burundi, Ghana, Madagaskar and Uganda. It was shown that ultrasonography is useful in the detection of morbidity induced by schistosomiasis on an individual basis and on the community level. There is indication for varying morbidity patterns in different African foci. Post-treatment monitoring has provided evidence for reversibility of pathological lesions induced by Schistosoma (S.) haematobium and S. mansoni, even though evidence for reversibility of periportal fibrosis in adults is not yet satisfactorily substantiated. A standardized set of criteria for ultrasonographical observations has been worked out and is presently in the process of being refined. It is thus hoped that standardization will contribute to render studies in different endemic settings comparable on a global basis.

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Contrairement à ce que prônent les auteurs des « discours d'accompagnement » de l'Internet, les échanges par courriel sont souvent médiatisés. C'est du moins ce que l'on observe dans les cybercafés de Bamako, au Mali, où de nombreux acteurs prennent place entre les clients de ces établissements et leurs correspondants. Cet article vise à présenter le profil de ces intermédiaires, leur place dans les réseaux transnationaux et à inventorier les « capitaux » - sociaux, symboliques et économiques - que cette fonction leur confère. Car, en interprétant ce rôle de « passeur », ces intermédiaires se positionnent comme des acteurs incontournables. Cependant, les bénéfices obtenus ne sont pas forcément ceux auxquels on pourrait s'attendre : les capitaux symboliques tendent, en effet, à l'emporter sur les gains sociaux.

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BACKGROUND: Baseline physical activity data are needed to effectively plan programs and policies to prevent noncommunicable diseases, but for many African countries these data are lacking. PURPOSE: To describe and compare levels and patterns of physical activity among adults across 22 African countries. METHODS: Data from 57,038 individuals from 22 countries (11 national and 11 subnational samples) that participated in the STEPwise approach to chronic disease risk factor surveillance (2003-2009) were analyzed in 2010. The validated Global Physical Activity Questionnaire (GPAQ) was used to assess days and duration of physical activity at work, for transport, and during leisure time in a typical week. RESULTS: Overall, 83.8% of men and 75.7% of women met WHO physical activity recommendations (at least 150 minutes of moderate activity per week or equivalent). Country prevalence ranged from 46.8% (Mali) to 96.0% (Mozambique). Physical activity, both at work and for transport, including walking, had large contributions to overall physical activity, while physical activity during leisure time was rare in the analyzed countries. CONCLUSIONS: Physical activity levels varied greatly across African countries and population subgroups. Leisure time activity was consistently low. These data will be useful to inform policymakers and to guide interventions to promote physical activity.

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Au Mali, les technologies de l'information et de la communication ont suscité un vif engouement. Portés par l'ancien Président Alpha Oumar Konaré, de nombreux projets gouvernementaux ont vu le jour. Parallèlement, les cybercafés se sont multipliés : moins de dix en 1997, ils étaient presque plus de 120 en 2006. Si les possibilités de se connecter à domicile et sur son lieu de travail se sont développées, les cybercafés restent des espaces idéaux pour découvrir les pratiques numériques. Une façon d'étudier les usages de l'Internet est de s'intéresser aux liens qui se nouent autour de l'ordinateur. La situation est complexe à Bamako, car les personnes qui accompagnent les clients des cybercafés sont nombreuses. L'analyse de cette nébuleuse relationnelle est l'occasion de procéder à un double détour. Géographique tout d'abord, dans la mesure où l'anthropologue est conduit à quitter le cybercafé pour se rendre dans l'espace social plus vaste appelé Cyber. Disciplinaire ensuite puisque son regard se déplace progressivement du média vers l'étude des règles qui régissent la parenté et les classes d'âge.

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An overview is presented of the results obtained with biodegradable sustained release devices (SRDs) containing a mixture of polymers and either isometamidium (ISMM) or ethidium. Under controlled laboratory conditions (monthly challenge with tsetse flies infected with Trypanosoma congolense) the protection period in SRD treated cattle could be extended by a factor 2.8 (for ethidium) up to 4.2 (for ISMM) as compared to animals treated intramuscularly with the same drugs. Using a competitive drug ELISA ISMM concentrations were detected up to 330 days after the implantation of the SRDs, whereas after i.m. injection the drug was no longer present three to four months post treatment. Two field trials carried out in Mali under heavy tsetse challenge showed that the cumulative infection rate was significantly lower in the ISMM-SRD implanted cattle than in those which received ISMM intramuscularly. Using ethidium SRD, however, contradictory results were obtained in field trials in Zambia and in Mali. The potential advantages and inconvenients of the use of SRDs are discussed and suggestions are made in order to further improve the currently available devices.

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The genetic diversity of three temperate fruit tree phytoplasmas ‘Candidatus Phytoplasma prunorum’, ‘Ca. P. mali’ and ‘Ca. P. pyri’ has been established by multilocus sequence analysis. Among the four genetic loci used, the genes imp and aceF distinguished 30 and 24 genotypes, respectively, and showed the highest variability. Percentage of substitution for imp ranged from 50 to 68% according to species. Percentage of substitution varied between 9 and 12% for aceF, whereas it was between 5 and 6% for pnp and secY. In the case of ‘Ca P. prunorum’ the three most prevalent aceF genotypes were detected in both plants and insect vectors, confirming that the prevalent isolates are propagated by insects. The four isolates known to be hypo-virulent had the same aceF sequence, indicating a possible monophyletic origin. Haplotype network reconstructed by eBURST revealed that among the 34 haplotypes of ‘Ca. P. prunorum’, the four hypo-virulent isolates also grouped together in the same clade. Genotyping of some Spanish and Azerbaijanese ‘Ca. P. pyri’ isolates showed that they shared some alleles with ‘Ca. P. prunorum’, supporting for the first time to our knowledge, the existence of inter-species recombination between these two species.

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The construction of the Diama dam on the Senegal river, the Manantali dam on the Bafing river, Mali and the ensuing ecological changes have led to a massive outbreak of Schistosoma mansoni in Northern Senegal, associated with high intensity of infections, due to intense transmission, and the creation of new foci of S. haematobium. Data on the vectorial capacity of Biomphalaria pfeifferi from Ndombo, near Richard Toll, Senegal are presented with sympatric and allopatric (Cameroon) S. mansoni. Comparisons are made on infectivity, cercarial production, chronobiology of cercarial emergence and longevity of infected snails. Recent data on the intermediate host specificity of different isolates of S. haematobium from the Lower and Middle Valley of the Senegal river basin (SRB) demonstrate the existence of at least two strains of S. haematobium. The role of Bulinus truncatus in the transmission of S. haematobium in the Lower and Middle Valleys of the SRB is reviewed. Both S. haematobium and S. mansoni are transmitted in the same foci in some areas of the SRB.

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Rapid diagnostic tests (RDT) are sometimes recommended to improve the home-based management of malaria. The accuracy of an RDT for the detection of clinical malaria and the presence of malarial parasites has recently been evaluated in a high-transmission area of southern Mali. During the same study, the cost-effectiveness of a 'test-and-treat' strategy for the home-based management of malaria (based on an artemisinin-combination therapy) was compared with that of a 'treat-all' strategy. Overall, 301 patients, of all ages, each of whom had been considered a presumptive case of uncomplicated malaria by a village healthworker, were checked with a commercial RDT (Paracheck-Pf). The sensitivity, specificity, and positive and negative predictive values of this test, compared with the results of microscopy and two different definitions of clinical malaria, were then determined. The RDT was found to be 82.9% sensitive (with a 95% confidence interval of 78.0%-87.1%) and 78.9% (63.9%-89.7%) specific compared with the detection of parasites by microscopy. In the detection of clinical malaria, it was 95.2% (91.3%-97.6%) sensitive and 57.4% (48.2%-66.2%) specific compared with a general practitioner's diagnosis of the disease, and 100.0% (94.5%-100.0%) sensitive but only 30.2% (24.8%-36.2%) specific when compared against the fulfillment of the World Health Organization's (2003) research criteria for uncomplicated malaria. Among children aged 0-5 years, the cost of the 'test-and-treat' strategy, per episode, was about twice that of the 'treat-all' (U.S.$1.0. v. U.S.$0.5). In older subjects, however, the two strategies were equally costly (approximately U.S.$2/episode). In conclusion, for children aged 0-5 years in a high-transmission area of sub-Saharan Africa, use of the RDT was not cost-effective compared with the presumptive treatment of malaria with an ACT. In older patients, use of the RDT did not reduce costs. The question remains whether either of the strategies investigated can be made affordable for the affected population.