367 research outputs found

    Expanding Refugee Access to National Education Systems: The State of the Evidence on Enabling Factors, Constraints, and Interventions

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    This policy brief summarises actionable findings from the ERICC Evidence Review: Expanding Refugee Access to National Education Systems: The State of the Evidence (forthcoming) to further highlight evidence gaps and research needs. These findings may be particularly useful for government agencies, donor organisations, humanitarian and development actors, and research bodies. The policy brief describes the substantive, methodological and geographic scope of existing evidence on refugee student access to NES. It then presents findings about six global-, regional- and national-level enabling factors and constraints for refugee student access to NES: financing, education infrastructure and sector capacity, political will and support for refugee inclusion, governance and coordination arrangements, non-state actor engagement and data systems. Local and child-level risk and protective factors further influencing refugee access to NES are presented in the third section of the brief, including: gender, socioeconomic and legal status, language barriers, perceptions of education relevance, and xenophobia, gender-based violence and intolerance. The fourth section synthesises evidence on interventions used in refugee-hosting contexts to improve student access: global and regional frameworks that support refugee inclusion; double shift schools; recognition, validation and accreditation of prior learning, flexible learning programmes, and host country language acquisition; cash transfers; and school feeding. Finally, this brief presents research needs which stakeholders can prioritise to significantly improve the evidence base for (cost-)effective, inclusive and scalable interventions that enhance refugee student access to education

    Acute tropical pulmonary eosinophilia: characterization of the lower respiratory tract inflammation and its response to therapy

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    Although acute tropical pulmonary eosinophilia (TPE) is well recognized as a manifestation of filarial infection, the processes that mediate the abnormalities of the lung in TPE are unknown. To evaluate the hypothesis that the derangements of the lower respiratory tract in this disorder are mediated by inflammatory cells in the local milieu we utilized bronchoalveolar lavage to evaluate affected individuals before and after therapy. Inflaminatory cells recovered from the lower respiratory tract of individuals with acute, untreated TPE (a = 8) revealed a striking eosinophilic alveolitis, with marked elevations in both the proportion of eosinophils (TPE 54±5%; normal 2±5%; P < 0.001) and the concentration of eosinophils in the recovered epithelial lining fluid (ELF) (TPE 63±20 X 103/Al; normal 03±0.1 X 103/jl; P < 0.01). Importantly, when individuals (a = 5) with acute TPE were treated with diethylcarbamazine (DEC), there was a marked decrease of the lung eosinophils and concomitant increase in lung function. These observations are consistent with the concept that at least some of the abnormalities found in the lung in acute TPE are mediated by an eosinophil-dominated inflammatory process in the lower respiratory tract

    Health, Health-Related Quality of Life, and Quality of Life: What is the Difference?

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    The terms health, health-related quality of life (HRQoL), and quality of life (QoL) are used interchangeably. Given that these are three key terms in the literature, their appropriate and clear use is important. This paper reviews the history and definitions of the terms and considers how they have been used. It is argued that the definitions of HRQoL in the literature are problematic because some definitions fail to distinguish between HRQoL and health or between HRQoL and QoL. Many so-called HRQoL questionnaires actually measure self-perceived health status and the use of the phrase QoL is unjustified. It is concluded that the concept of HRQoL as used now is confusing. A potential solution is to define HRQoL as the way health is empirically estimated to affect QoL or use the term to only signify the utility associated with a health state

    Secretome of apoptotic peripheral blood cells (APOSEC) confers cytoprotection to cardiomyocytes and inhibits tissue remodelling after acute myocardial infarction: a preclinical study

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    Heart failure following acute myocardial infarction (AMI) is a major cause of morbidity and mortality. Our previous observation that injection of apoptotic peripheral blood mononuclear cell (PBMC) suspensions was able to restore long-term cardiac function in a rat AMI model prompted us to study the effect of soluble factors derived from apoptotic PBMC on ventricular remodelling after AMI. Cell culture supernatants derived from irradiated apoptotic peripheral blood mononuclear cells (APOSEC) were collected and injected as a single dose intravenously after myocardial infarction in an experimental AMI rat model and in a porcine closed chest reperfused AMI model. Magnetic resonance imaging (MRI) and echocardiography were used to quantitate cardiac function. Analysis of soluble factors present in APOSEC was performed by enzyme-linked immunosorbent assay (ELISA) and activation of signalling cascades in human cardiomyocytes by APOSEC in vitro was studied by immunoblot analysis. Intravenous administration of a single dose of APOSEC resulted in a reduction of scar tissue formation in both AMI models. In the porcine reperfused AMI model, APOSEC led to higher values of ejection fraction (57.0 vs. 40.5%, p < 0.01), a better cardiac output (4.0 vs. 2.4 l/min, p < 0.001) and a reduced extent of infarction size (12.6 vs. 6.9%, p < 0.02) as determined by MRI. Exposure of primary human cardiac myocytes with APOSEC in vitro triggered the activation of pro-survival signalling-cascades (AKT, Erk1/2, CREB, c-Jun), increased anti-apoptotic gene products (Bcl-2, BAG1) and protected them from starvation-induced cell death. Intravenous infusion of culture supernatant of apoptotic PBMC attenuates myocardial remodelling in experimental AMI models. This effect is probably due to the activation of pro-survival signalling cascades in the affected cardiomyocytes
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