225 research outputs found

    School Effects on the Wellbeing of Children and Adolescents

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    Well-being is a multidimensional construct, with psychological, physical and social components. As theoretical basis to help understand this concept and how it relates to school, we propose the Self-Determination Theory, which contends that self-determined motivation and personality integration, growth and well-being are dependent on a healthy balance of three innate psychological needs of autonomy, relatedness and competence. Thus, current indicators involve school effects on children’s well-being, in many diverse modalities which have been explored. Some are described in this chapter, mainly: the importance of peer relationships; the benefits of friendship; the effects of schools in conjunction with some forms of family influence; the school climate in terms of safety and physical ecology; the relevance of the teacher input; the school goal structure and the implementation of cooperative learning. All these parameters have an influence in promoting optimal functioning among children and increasing their well-being by meeting the above mentioned needs. The empirical support for the importance of schools indicates significant small effects, which often translate into important real-life effects as it is admitted at present. The conclusion is that schools do make a difference in children’s peer relationships and well-being

    Higher Education Funding Issues: U.S. / UK Comparison

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    The paper compares and contrasts higher education funding sources and systems in the U.S. and the UK. The issues raised in the paper pertain to the major challenge of academia: finding financial support in times of limited resources and enhanced competition. The issues discussed throughout the paper are: funding and quality assessment of universities; funding and equity of access to post-secondary education; marketization and privatization of universities; funding, autonomy and accountability of higher education institutions

    Description of Hymenolepis microstoma (Nottingham strain): a classical tapeworm model for research in the genomic era

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    <p>Abstract</p> <p>Background</p> <p><it>Hymenolepis microstoma </it>(Dujardin, 1845) Blanchard, 1891, the mouse bile duct tapeworm, is a rodent/beetle-hosted laboratory model that has been used in research and teaching since its domestication in the 1950s. Recent characterization of its genome has prompted us to describe the specific strain that underpins these data, anchoring its identity and bringing the 150+ year-old original description up-to-date.</p> <p>Results</p> <p>Morphometric and ultrastructural analyses were carried out on laboratory-reared specimens of the 'Nottingham' strain of <it>Hymenolepis microstoma </it>used for genome characterization. A contemporary description of the species is provided including detailed illustration of adult anatomy and elucidation of its taxonomy and the history of the specific laboratory isolate.</p> <p>Conclusions</p> <p>Our work acts to anchor the specific strain from which the <it>H. microstoma </it>genome has been characterized and provides an anatomical reference for researchers needing to employ a model tapeworm system that enables easy access to all stages of the life cycle. We review its classification, life history and development, and briefly discuss the genome and other model systems being employed at the beginning of a genomic era in cestodology.</p

    The Role of Lifelong Learning in Political Stability and Non-Violence: Evidence from Africa

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    Purpose – Education as a weapon in the fight against conflict and violence remains widely debated in policy and academic circles. Against the background of growing political instability in Africa and the central role of the knowledge economy in 21st century development, this paper provides three contributions to existing literature. It assesses how political stability/ non-violence is linked to the incremental, synergy and lifelong learning effects of education. Design/methodology/approach – We define lifelong learning as the combined knowledge acquired during primary, secondary and tertiary education. Principal component analysis is used to reduce the dimensions of educational and political indicators. An endogeneity robust dynamic system Generalized Methods of Moments is used for the estimations. Findings – We establish three main findings. First, education is a useful weapon in the fight against political instability. Second, there is an incremental effect of education in the transition from secondary to tertiary schools. Third, lifelong learning also has positive and synergy effects. This means that the impact of lifelong learning is higher than the combined independent effects of various educational levels. The empirical evidence is based on 53 African countries for the period 1996-2010. Practical implications – A plethora of policy implications are discussed, inter alia: how the drive towards increasing the knowledge economy through lifelong learning can be an effective tool in the fight against violence and political insurgency in Africa. Originality/value – As the continent is nursing knowledge economy ambitions, the paper is original in investigating the determinants of political stability/non violence from three dimensions of education attainment: the incremental, the lifelong learning and a synergy effect

    Financing higher education in sub-Saharan Africa: some reflections and implications for sustainable development

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    The purpose of this article is to discuss how best to finance higher education in low-income countries of sub-Saharan Africa, drawing on benefits and drawbacks of the prevalent models of higher education finance, and lessons to be learned from countries which have seen greater expansion of their higher education systems in recent decades. Two main aspects are distinguished: first, a recognition of the powerful evidence that the general level of education in a country, its human capital, matters in determining a path to economic development; second, understanding that it does not help to produce large number of unemployed graduates whose only option due to absence of jobs is to engage in rent-seeking activities which in the end undermine both the essence of the human capital investment made, and job creation to be associated with human capital skills. Three areas are discussed, fully publicly financed “free” university education model; feasibility and lessons about fees; feasibility and lessons about loans. In addition, the paper makes suggestions on the measures to widen participation and promote equity and quality

    Reactive oxygen species in phagocytic leukocytes

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    Phagocytic leukocytes consume oxygen and generate reactive oxygen species in response to appropriate stimuli. The phagocyte NADPH oxidase, a multiprotein complex, existing in the dissociated state in resting cells becomes assembled into the functional oxidase complex upon stimulation and then generates superoxide anions. Biochemical aspects of the NADPH oxidase are briefly discussed in this review; however, the major focus relates to the contributions of various modes of microscopy to our understanding of the NADPH oxidase and the cell biology of phagocytic leukocytes
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