36 resultados para development research

em QUB Research Portal - Research Directory and Institutional Repository for Queen's University Belfast


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This article describes an ethnographic study that was used to critically assess the links between rural development policy and practice. It does so from the novel perspective of the researcher as an employee in the organisation where the ethnography study was conducted. The article argues that this distinctive position gives rise to specific methodological issues. Particular attention is paid in the analysis to marginalised issues in reflexive practice literature, namely, the structural context. In so doing this research places at centre stage the importance of reflexivity in the field of rural sociology, an area in which to date it has had limited acceptance.

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G protein-coupled receptors (GPCRs) represent a major focus in functional genomics programs and drug development research, but their important potential as drug targets contrasts with the still limited data available concerning their activation mechanism. Here, we investigated the activation mechanism of the cholecystokinin-2 receptor (CCK2R). The three-dimensional structure of inactive CCK2R was homology-modeled on the basis of crystal coordinates of inactive rhodopsin. Starting from the inactive CCK2R modeled structure, active CCK2R (namely cholecystokinin-occupied CCK2R) was modeled by means of steered molecular dynamics in a lipid bilayer and by using available data from other GPCRs, including rhodopsin. By comparing the modeled structures of the inactive and active CCK2R, we identified changes in the relative position of helices and networks of interacting residues, which were expected to stabilize either the active or inactive states of CCK2R. Using targeted molecular dynamics simulations capable of converting CCK2R from the inactive to the active state, we delineated structural changes at the atomic level. The activation mechanism involved significant movements of helices VI and V, a slight movement of helices IV and VII, and changes in the position of critical residues within or near the binding site. The mutation of key amino acids yielded inactive or constitutively active CCK2R mutants, supporting this proposed mechanism. Such progress in the refinement of the CCK2R binding site structure and in knowledge of CCK2R activation mechanisms will enable target-based optimization of nonpeptide ligands.

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Organisations in the Non-Profit and Voluntary (NPV) sector increasingly face challenging and uncertain times with an increasing shift from public grant funding towards contract funding. As a result many of these changes employees in such organisations have often found themselves working more closely under contract with colleagues in public sector organisations in order to provide public services. Using a multiple case study methodology and in-depth interviewing of a range of stakeholders form two large Northern Irish based Non Profit Organisations in the social care sector, the purpose of this research was to
investigate HRD and people management issues and how a turbulent environment can affect how organisations approach HRD strategy and implementation.

The research identifies the importance placed upon NPOs adopting HRD strategies and addressing the development of unique and specialised skills in order to claw back power within the relationships they serve with statutory funding bodies. However this research also notes that the manner in which HRD and its associated issues are considered within NPOs can have an impact on the loyalty and commitment of the workforce which serves them. What is of concern is that the context for the delivery of public services under contract is putting increasing strain on NPOs and this has been felt markedly by their respective workforces, and unless strong values-led leadership and managerial practice is in
place in NPOs, the voluntary-centred ethos of those who work in the sector may be significantly damaged.

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Objective: To apply the UK Medical Research Council (MRC) framework for development and evaluation of trials of complex interventions to a primary healthcare intervention to promote secondary prevention of coronary heart disease. Study Design: Case report of intervention development. Methods: First, literature relating to secondary prevention and lifestyle change was reviewed. Second, a preliminary intervention was modeled, based on literature findings and focus group interviews with patients (n = 23) and staff (n = 29) from 4 general practices. Participants’ experiences of and attitudes toward key intervention components were explored. Third, the preliminary intervention was pilot-tested in 4 general practices. After delivery of the pilot intervention, practitioners evaluated the training sessions, and qualitative data relating to experiences of the intervention were collected using semistructured interviews with staff (n = 10) and patient focus groups (n = 17). Results: Literature review identified 3 intervention components: a structured recall system, practitioner training, and patient information. Initial qualitative data identified variations in recall system design, training requirements (medication prescribing, facilitating behavior change), and information appropriate to the prospective study participants. Identifying detailed structures within intervention components clarified how the intervention could be tailored to individual practice, practitioner, and patient needs while preserving the theoretical functions of the components. Findings from the pilot phase informed further modeling of the intervention, reducing administrative time, increasing practical content of training, and omitting unhelpful patient information. Conclusion: Application of the MRC framework helped to determine the feasibility and development of a complex intervention for primary care research.

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The Growth, Learning and Development (GLAD) study aimed to examine how a broad range of factors influence child weight during the first year of life. Assessments were undertaken within a multidisciplinary team framework. The sample was drawn from the community and data collection was undertaken in the four Greater Belfast Trusts. Twohundred and thirty-four families took part, each receiving a total of five home visits during which physical growth, oral-motor skills and development were assessed. Psychosocial evaluation examined parent-child interaction, feeding and other parental and child characteristics using quantitative and observational techniques. This paper outlines the main findings and recommendations from the GLAD study.

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The concept of governance has been widely discussed in both the business and non-business sectors. The debate has also been entered into within the charity sector, which comprises over 169,000 organizations in the UK. The UK-based Charity Commission, which describes itself as existing to ‘promote sound governance and accountability’, has taken a lead in this debate by promoting greater regulation and producing numerous recommendations with regard to the proper governance of charitable organizations. However, the concept of what is meant by governance is unclear and a myriad of ideas are placed under the umbrella of ‘good governance’. This paper explores the major themes that form the basis of much of this discussion, examining both the theoretical underpinnings and empirical investigations relating to this area (looking from the perspective of the key stakeholders in the charity sector). Based on an analysis of the extant literature, this paper presents a broad definition of governance with respect to charities and outlines a future research agenda for those interested in adding to knowledge in this area.