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The research work of Harvard professor Chris Argyris gave rise to much of what is today called organisational learning, an approach subsequently promulgated by Peter Senge and his team at the Massachusetts Institute of Technology. The first section of this paper argues the relevance of organisational learning to NGOs, despite its origins in the study of the private sector. The second section describes a particular project intervention based on organisational learning theory which is currently underway in a Brazilian NGO. 相似文献
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An ELISA method for the detection of salivary amylase in dried stains using a monoclonal anti-human salivary amylase antibody was developed. Studies demonstrated the assay to be sensitive down to 0.0002 Sigma units and showed a linear response between absorbance and salivary amylase activity between 0.002 and 0.2 units. The assay showed no cross reactivity with either commercially purchased human pancreatic or bacterial amylase. Sample studies utilizing swabs from several human body fluids showed that 100% of all saliva containing swabs (sixteen of sixteen) and 13% of non-saliva human body fluid swabs (eight of sixty-three) showed a net absorbance with the method. Of these eight non-saliva swabs yielding a net absorbance, none exceeded a salivary amylase activity of 0.003 units. In contrast, only three of the sixteen saliva-containing swabs (swabs produced from saliva diluted 1:5, 1:6, and 1:10, respectively) showed an activity below 0.2 units. Of these swabs, the 1:100 dilution showed the lowest activity (0.048). This value is still more than ten times that of the non-saliva containing swab with the highest activity. 相似文献
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In 2012, South Lebanon faced a solid waste management crisis that particularly affected Palestinian refugee communities, which were excluded from municipal service mandates. By means of a case study of the Palestinian community living in Shabriha, this article demonstrates that the vulnerability to the environmental effects of this waste crisis ultimately stems from a legacy of violent conflict. Lebanon's fragile political order and history of protracted war have crucially shaped governance arrangements in Shabriha. These arrangements excluded Shabriha from legal dumpsites and recycling facilities and thereby decisively exacerbated the environmental consequences of the waste crisis. At first sight, Shabriha's resort to indirect, informal and politicised social networks to remedy its marginalisation constituted an effective form of resilience. However, drawing on an entitlements approach to vulnerability, we argue that these coping mechanisms also entrenched Shabriha's institutional marginalisation because they exacerbated its dependence on informal governance structures. 相似文献