217 research outputs found

    De rechter op internet

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    250De bescherming van fundamentele rechten in een integrerend Europ

    Mechanically induced silyl ester cleavage under acidic conditions investigated by AFM-based single-molecule force spectroscopy in the force-ramp mode

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    AFM-based dynamic single-molecule force spectroscopy was used to stretch carboxymethylated amylose (CMA) polymers, which have been covalently tethered between a silanized glass substrate and a silanized AFM tip via acid-catalyzed ester condensation at pH 2.0. Rupture forces were measured as a function of temperature and force loading rate in the force-ramp mode. The data exhibit significant statistical scattering, which is fitted with a maximum likelihood estimation (MLE) algorithm. Bond rupture is described with a Morse potential based Arrhenius kinetics model. The fit yields a bond dissociation energy De = 35 kJ mol−1 and an Arrhenius pre-factor A = 6.6 × 104 s−1. The bond dissociation energy is consistent with previous experiments under identical conditions, where the force-clamp mode was employed. However, the bi-exponential decay kinetics, which the force-clamp results unambiguously revealed, are not evident in the force-ramp data. While it is possible to fit the force-ramp data with a bi-exponential model, the fit parameters differ from the force-clamp experiments. Overall, single-molecule force spectroscopy in the force-ramp mode yields data whose information content is more limited than force-clamp data. It may, however, still be necessary and advantageous to perform force-ramp experiments. The number of successful events is often higher in the force-ramp mode, and competing reaction pathways may make force-clamp experiments impossible

    Patient perspectives on delays in diagnosis and treatment of cancer: a qualitative analysis of free-text data

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    Background: Earlier cancer diagnosis is crucial in improving cancer survival. The International Cancer Benchmarking Partnership Module 4 (ICBP4) is a quantitative survey study that explores the reasons for delays in diagnosis and treatment of breast, colorectal, lung, and ovarian cancer. To further understand the associated diagnostic processes, it is also important to explore the patient perspectives expressed in the free-text comments. Aim: To use the free-text data provided by patients completing the ICBP4 survey to augment the understanding of patients’ perspectives of their diagnostic journey. Design and setting: Qualitative analysis of the free-text data collected in Wales between October 2013 and December 2014 as part of the ICBP4 survey. Newly-diagnosed patients with either breast, ovarian, colorectal, or lung cancer were identified from registry data and then invited by their GPs to participate in the survey. Method: A thematic framework was used to analyse the free-text comments provided at the end of the ICBP4 survey. Of the 905 patients who returned a questionnaire, 530 included comments. Results: The free-text data provided information about patients’ perspectives of the diagnostic journey. Analysis identified factors that acted as either barriers or facilitators at different stages of the diagnostic process. Some factors, such as screening, doctor–patient familiarity, and private treatment, acted as both barriers and facilitators depending on the context. Conclusion: Factors identified in this study help to explain how existing models of cancer diagnosis (for example, the Pathways to Treatment Model) work in practice. It is important that clinicians are aware of how these factors may interact with individual clinical cases and either facilitate, or act as a barrier to, subsequent cancer diagnosis. Understanding and implementing this knowledge into clinical practice may result in quicker cancer diagnoses

    Kroniek van het Nederlands en Europees constitutioneel recht

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    Effective Protection of Fundamental Rights in a pluralist worl

    Un/writing the landscape, re/figuring the body

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    Kelly + Jones' research interests in the process and engagement with writing has shifted away from the production of text. Instead, their research enquiry now focuses on a broader visual and performed investigation into site and the materiality of writing and the place of the body as a scripting phenomena that writes itself into being in proximity to myriad otherness. To do this they have tested out abandoning any form of recognisable text, subverted written language by returning to the gesture, developed an approach that engages with writing instinctively and the materiality whose mark-making predates fixivity. As a result of this enquiry, new material has been generated and formed a new body of work – existing as an area of investigation where writing has become the milieu in which our collaboration operates. The research process is an organic and intermittent collaboration that bubbles in the gaps and suddenly erupts into different spaces and contexts. To this end, Kelly + Jones state that the enquiry has produced the following contributions: Originality - Site specific practice usually engages with one site and most theory and cultural commentary would attest to this. They have created a dialogue between two diverse sites that have expanded each other’s terms and created a conceptual third site that does not belong fully to either and has its own terms. They have decentralised the research opening it up to other researchers at various stages in their career without hierarchy. They have moved outside of the Fine Art community gaining fresh insight into their theoretical framework and site knowledge e.g geographer Professor Helen Walkington who brought new insight about the presence of flint within chalk beds and their significance around human activity. Kelly +Jones practice is of significance as they have created a research cascade which continues to grow and spread outwards. This is evidenced in the zoom research meeting transcript which brought together different research voices from student to Professorship with a specialism in Higher Education pedagogy. Significance in expanded research models that decentralise and strip hierarchy. They have expanded the discourse between site and the body 
by splitting the singularity attached to ideas of site/locus in an environmental sense and have also presented the body as a multiple and shifting site as opposed to a fixed entity. In contrast to existing discourse on writing it draws attention to the political implication of the act of writing rather than what is written. What are the conditions and gestures that precede writing? What is the troubled and fruitful relationship between writing and subjectivity, resistance and personhood. We have repurposed the traditional idea of exhibiting visual art as display and as fixed point to exhibiting as research and as touch – to feel the way to the next level, to allow others to intervene and alter course, expand discourse. We chose a response model (listening to the sites rather than demonstrating it with planned gestures). This allowed new and unexpected experience to rise 'which were intimately connected to the presence that live work offers, rather than projection.The publication is an output for this new body of practice as research. The publication takes the form of a newspaper framework and features an edited series of texts, performative gestures and provocations that has been written and edited by Kelly + Jones. It also ‘draws-down’ on several research activities and influences from Kelly + Jones presented in the form of the solo exhibition at The Glass Tank in 2020. The seers-in-residence programme carried out as part of their exhibition at The Glass Tank provided a unique opportunity for research-generation in the form of a series of conversations with invited academics and researchers to be Seers (Professor Helen Walkington, Janice Howard, Deborah Pill and Kate Mahony, Oxford Brookes University). The publication includes essays by Professor Jennie Klein, University of Ohio and Joanne Lee, Sheffield Hallam University. The publication has been internationally peer reviewed and the National Library of Norway has a collection of 7 copies of the publication now on file due to international academic and artistic interests in the publication. The publication has been commissioned by Bergen Performing Arts publishing arm - PABlish.University of Ohio Performance Art Bergen University of Derby Oxford Brookes Universit

    Blended Learning in Health Education: Three Case Studies

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    Blended learning in which online education is combined with face-to-face education is especially useful for (future) health care professionals who need to keep up-to-date. Blended learning can make learning more efficient, for instance by removing barriers of time and distance. In the past distance-based learning activities have often been associated with traditional delivery-based methods, individual learning and limited contact. The central question in this paper is: can blended learning be active and collaborative? Three cases of blended, active and collaborative learning are presented. In case 1 a virtual classroom is used to realize online problem-based learning (PBL). In case 2 PBL cases are presented in Second Life, a 3D immersive virtual world. In case 3 discussion forums, blogs and wikis were used. In all cases face-to-face meetings were also organized. Evaluation results of the three cases clearly show that active, collaborative learning at a distance is possible. Blended learning enables the use of novel instructional methods and student-centred education. The three cases employ different educational methods, thus illustrating diverse possibilities and a variety of learning activities in blended learning. Interaction and communication rules, the role of the teacher, careful selection of collaboration tools and technical preparation should be considered when designing and implementing blended learning

    Transtheoretical model-based dietary interventions in primary care: a review of the evidence in diabetes

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    The objective of this study was to review the evidence concerning stage-based dietary interventions in primary care among persons with diabetes or an elevated diabetes risk. Search strategies were electronic databases and manual search. Selection criteria were randomized controlled studies with stage-based dietary intervention, conducted in primary care with at least 6 months of follow-up, and participants with either type 2 diabetes or with an elevated risk. The researchers evaluated trials for inclusion, extracted data and assessed study quality. Seven articles, based on five data sets, were included. These studies concentrated on cardiovascular diseases and being overweight, not diabetes. The quality of the studies was moderate to weak. Inadequacies in the reporting often involved unspecific information on the training of health care providers. Long-term positive outcomes (compared with controls) were found in total and monounsaturated fat intake, diastolic blood pressure, health status and well-being. The existing data are insufficient for drawing conclusions on the benefits of the transtheoretical model. More high-quality studies focusing on diabetes are needed, with greater attention to the training of providers and process evaluation. There is a need for a standardized appraisal tool for study evaluation, focusing separately on education interventions for patients and providers

    Coach development through collaborative action research: enhancing the learning environment within a national talent development system

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    Motivation to learn is an essential factor of talent being realised , which throws into light the essential role that the motivational climate plays in developing talent. Through collaborative action research, the aim of this study was to develop coaches’ learning to enhance the learning environment within a national talent development system, utilising the) TARGET framework (task, authority, recognition, grouping, evaluation and time). Results revealed that participatory collaborative action research is an effective coach development tool for coaches in order to enhance their learning and the motivational climate within their sessions. The study identified the benefits of coach development through participatory action research, revealing a highly positive response to the role that collaborative learning played in pedagogical developmen

    Large Differences in Publicly Visible Health Behaviours across Two Neighbourhoods of the Same City

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    Background: There are socioeconomic disparities in the likelihood of adopting unhealthy behaviours, and success at giving them up. This may be in part because people living in deprived areas are exposed to greater rates of unhealthy behaviour amongst those living around them. Conventional self-report surveys do not capture these differences in exposure, and more ethological methods are required in order to do so. Methodology/Principal Findings: We performed 12 hours of direct behavioural observation in the streets of two neighbourhoods of the same city which were similar in most regards, except that one was much more socioeconomically deprived than the other. There were large differences in the publicly visible health behaviours observed. In the deprived neighbourhood, we observed 266 more adults smoking (rate ratio 3.44), 53 more adults drinking alcohol (rate ratio not calculable), and 38 fewer adults running (rate ratio 0.23), than in the affluent neighbourhood. We used data from the Health Survey for England to calculate the differences we ought to expect to have seen given the individual-level socioeconomic characteristics of the residents. The observed disparities between the two neighbourhoods were considerably greater than this null model predicted. There were also different patterns of smoking in proximity to children in the two neighbourhoods. Conclusions/Significance: The differences in observed smoking, drinking alcohol, and physical activity between these tw
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