4,558 research outputs found
COWpads: Sharing iPads in a range of secondary school classrooms
This article outlines a mid-point snapshot of the progress of a small teaching-as-inquiry project at Hillcrest High School in 2013. Three teachers (music, mathematics, French) volunteered to focus on using iPads in a COW (computers on wheels, hence the term COWPads) configuration with a junior class during 2013. Each teacher created their own teaching-as-inquiry question focused on specific aspects of their practice. A University of Waikato researcher supported the teachers by observing classes and meeting regularly for feedback, reflection and discussion. Halfway through the year the following themes have emerged: the technical challenges to using a device designed for personal use as a shared device; a positive impact on students’ concentration levels and spans when using iPads, and shifts in teachers’ pedagogical design and practice. The teachers individually contribute their voices to this article, describing their initial experiences of using iPads on a regular basis and what they concentrated on most during the first few months of the project
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Polysaccharide food matrices for controlling the release, retention and perception of flavours
Polysaccharides have many roles across both the food and pharmaceutics industries. They are commonly used to enhance viscosity, stabilise emulsions and to add bulk to food products. In the pharmaceutics industry, they are also utilised for their mucoadhesive nature. Mucoadhesive polysaccharides can facilitate retention of active ingredients at mucosal sites for a prolonged time and formulations can be designed to control their release and bioavailability. This study investigates how polysaccharides, with differing physicochemical properties (e.g. functional groups and molecular weight), affect the release and perception of flavour compounds from films. Polysaccharide films were prepared using either high or low viscosity carboxymethyl cellulose, pullulan or hydroxypropyl methylcellulose. Glucose, vanillin or a combination of both was also added to the films to assess the effect of flavour release and perception over time. The films were assessed for glucose release in vitro, swelling and disintegration times, and mucoadhesive ability. Results show that flavour release and perception depend on the polysaccharide matrix properties; this includes how quickly the films dissolves, the rate of release of tastant compounds, and the mucoadhesive strength of the polysaccharide. A higher viscosity and slower disintegration time resulted in slower release of glucose in vitro and flavour perception in vivo
Improving attainment? Interventions in education by the New Deal for Communities Programme
"The New Deal for Communities (NDC) Programme was announced in 1998 and designed to reduce gaps between some of the most deprived areas in England and the rest of the country...
This report presents the findings of one element of the second phase of the evaluation of the NDC Programme: research in four case study NDC partnerships focusing on interventions and outcomes under the theme of education." - introduction
Intervention schedule, occupational therapy for people with psychotic conditions in community settings.
This intervention schedule was the result of a development process which defined occupational therapy for people with psychotic conditions in community settings (Cook & Birrell 2007), prior to piloting in a randomised controlled trial (Cook, Chambers & Coleman 2009). Initially, a draft schedule was designed using Creek’s (2003) definition of occupational therapy as a complex intervention and other literature regarding psychosis. Consensus methods provided a systematic and transparent process for refining the schedule: the Delphi method was used with 20 local mental health occupational therapists followed by a modified nominal group technique with occupational therapists attending a national conference. This paper focuses on the process of gaining consensus and the practice-related issues that arose. The results identified 82 components that detailed occupational therapy actions under 11 stages. The preferred approach was client centred, with models of practice, goals and actions chosen collaboratively with the individual client. Occupational therapy was defined as separate to care management but incorporated some generic tasks.
Cook, S and Birrell, M (2007) Defining an Occupational Therapy Intervention for People with Psychosis. British Journal of Occupational Therapy. 70(3): 96 - 106.
Cook, S., E. Chambers, and J. H. Coleman. (2009) "Occupational therapy for people with psychotic conditions in community settings: a pilot randomized controlled trial." Clinical Rehabilitation 23.1: 40-52.
Creek, J (2003) Occupational Therapy defined as a complex intervention London : College of Occupational Therapist
Characterisation of the semi-volatile component of Dissolved Organic Matter by Thermal Desorption – Proton Transfer Reaction – Mass Spectrometry
Proton Transfer Reaction – Mass Spectrometry (PTR-MS) is a sensitive, soft ionisation method suitable for qualitative and quantitative analysis of volatile and semi-volatile organic vapours. PTR-MS is used for various environmental applications including monitoring of volatile organic compounds (VOCs) emitted from natural and anthropogenic sources, chemical composition measurements of aerosols, etc. Here we apply thermal desorption PTR-MS for the frst time to characterise the chemical composition of dissolved organic matter (DOM). We developed a clean, low-pressure evaporation/sublimation system to remove water from samples and coupled it to a custom-made thermal desorption unit to introduce the samples to the PTR-MS. Using this system, we analysed waters from intact and degraded peat swamp forest of Kalimantan, Indonesian Borneo, and an oil palm plantation and natural forest in Sarawak, Malaysian Borneo. We detected more than 200 organic ions from these samples and principal component analysis allowed clear separation of the diferent sample origins based on the composition of organic compounds. The method is sensitive, reproducible, and provides a new and comparatively cheap tool for a rapid characterisation of water and soil DOM
Constructing Authentic and Meaningful STEAM Experiences Through University, School, and Community Partnerships
The aim of this article is to provide a model, an example, and suggestions for establishing and fostering meaningful partnerships to construct authentic and relevant STEAM learning experiences for preservice teachers. In order to prepare elementary preservice teachers to implement the Next Generation Science Standards alongside the Common Core State Standards for Mathematics in ways that are situated in relevant contexts and involve students in authentic inquiry-based problem solving, it is essential that PSTs actually experience modeled points of integration in their teacher preparation programs. It is our hope that this article inspires other teacher educators to develop partnerships with their university, local K–5 schools, and their community in order to best engage preservice teachers in meaningful STEAM-related learning and teaching
Intranasal Inhalation of Oxytocin Improves Face Processing in Developmental Prosopagnosia
Developmental prosopagnosia (DP) is characterised by a severe, lifelong impairment in face recognition. Little work has attempted to improve face processing in these individuals, but intriguingly, recent evidence suggests oxytocin can improve face processing in both healthy participants and individuals with autism. This study examined whether oxytocin could also improve face processing in individuals with DP. Ten adults with the condition and 10 matched controls were tested using a randomized placebo-controlled double-blind within-subject experimental design (AB-BA). Each participant took part in two testing sessions where they inhaled 24IU of oxytocin or placebo spray and completed two face processing tests: one assessing face memory and the other face perception. Results showed main effects of both participant group and treatment condition in both face processing tests, but the two did not interact. Specifically, the performance of DP participants was significantly lower than control performance under both oxytocin and placebo conditions, but oxytocin improved processing to a similar extent in both groups
Green economy or green society? Contestation and policies for a fair transition
Based on research from the UNRISD inquiry into the social dimensions of green economy, this paper outlines a conceptual and policy approach to bring social concerns more centrally into green economy and sustainable development debates. The paper first examines a wide range of social problems and other issues associated with green economy, reasserting that any development transformation must be both green and fair-leading to a "green society", not just a green economy. But different transition pathways exist, each with different configurations of state, market and society relations, as well as social and developmental implications. The remainder of the paper addresses the key role of social policy, agency and participation in crafting transition paths that are green and fair. The paper argues that comprehensive or transformative social policy, which goes beyond social protection, human capital formation or green jobs by also focusing on redistribution and social reproduction, can play a key role in mitigating unfair consequences, influencing behaviour and transforming patterns of inequality. Achieving a shift towards such policies will depend crucially on addressing the politics of governance itself; specifically, the ways different actors-particularly social movements and those most disadvantaged-contest ideas and policies, participate in governance (that is, in project design and implementation, public policy making and "civil regulation"), and organize and mobilize to resist and influence change. Such arenas of policy and action are crucial both from the perspective of distributional and procedural justice, and for driving deeper structural transformations. The paper concludes by highlighting issues of fragmentation associated with knowledge, institutional arrangements and social agency, and suggests the need for "joined-up analysis, policy and action"
Omental Vascularized Lymph Node Flap: A Radiographic Analysis
Background Vascularized lymph node transfer is an increasingly popular option for the treatment of lymphedema. The omental donor site is advantageous for its copious soft tissue, well-defined collateral circulation, and large number of available nodes, without the risk of iatrogenic lymphedema. The purpose of this study is to define the anatomy of the omental flap in the context of vascularized lymph node harvest.
Methods Consecutive abdominal computed tomography angiography (CTA) images performed at a single institution over a 1-year period were reviewed. Right gastroepiploic artery (RGEA) length, artery caliber, lymph node size, and lymph node location in relation to the artery were recorded. A two-tailed Z-test was used to compare means. A Gaussian Mixture Model confirmed by normalized entropy criterion was used to calculate three-dimensional lymph node cluster locations along the RGEA.
Results In total, 156 CTA images met inclusion criteria. The RGEA caliber at its origin was significantly larger in males compared with females (p < 0.001). An average of 3.1 (1.7) lymph nodes were present per patient. There was no significant gender difference in the number of lymph nodes identified. Average lymph node size was significantly larger in males (4.9 [1.9] × 3.3 [0.6] mm in males vs. 4.5 [1.5] × 3.1 [0.5] mm in females; p < 0.001). Three distinct anatomical variations of the RGEA course were noted, each with a distinct lymph node clustering pattern. Total lymph node number and size did not differ among anatomical subgroups.
Conclusion The omentum is a reliable lymph node donor site with consistent anatomy. This study serves as an aid in preoperative planning for vascularized lymph node transfer using the omental flap
Rapid realist review of the evidence : achieving lasting change when mental health rehabilitation staff undertake recovery-oriented training
Aim: To identify the factors contributing to lasting change in practice following a recovery-based training intervention for inpatient mental health rehabilitation staff.
Background: Staff training may help nurses and other staff groups in inpatient mental health rehabilitative settings to increase their recovery-oriented practice. There are no published reviews on the effectiveness of such training and few long-term evaluations. This review informed a realist evaluation of a specific intervention (‘GetREAL’).
Design: Rapid realist review methodology was used to generate and prioritise programme theories.
Data sources: ASSIA, CINAHL, Cochrane Library, Medline, PsycINFO, Scopus, Web of Science and grey literature searches were performed in September 2014-March 2015 with no date restrictions. Stakeholders suggested further documents. GetREAL project documentation was consulted.
Review methods: Programme theory development took place iteratively with literature identification. Stakeholders validated and prioritised emerging programme theories and the prioritised theories were refined using literature case studies.
Results: 51 relevant documents fed into 49 programme theories articulating seven mechanisms for lasting change. Prioritised mechanisms were: staff receptiveness to change; and staff feeling encouraged, motivated and supported by colleagues and management to change. Seven programme theories were prioritised and refined using data from four case studies.
Conclusion: Lasting change can be facilitated by collaborative action planning, regular collaborative meetings, appointing a change agent, explicit management endorsement and prioritisation and modifying organisational structures. Conversely, a challenging organisational climate, or a prevalence of ‘change fatigue’, may block change. Pre-intervention exploration may help identify any potential barriers to embedding recovery in the organisational culture
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