569 research outputs found

    Learning together: Collaboration to develop curriculum, pedagogy and assessment that promote belonging

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    In this paper we describe the processes and outcomes of a two-year project to develop the New Zealand Curriculum Exemplars for Students with Special Education Needs. We will show how the processes of collaboration and sharing which characterised all aspects of the project impacted on those involved and suggest that this is a way of working together that, if used more widely, would lead to capacity-building to promote inclusion. The project focussed on teachers working with students described as working long term at level 1 (of 8 levels) in the New Zealand Curriculum (NZC) (Ministry of Education, 2007). Earlier research had shown that teachers in regular classrooms in NZ were often puzzled about how to include some students with special education needs in their planning, teaching and assessment. Many teachers saw the NZC as irrelevant for some students with special education needs. The development of the Exemplars provides a very practical example of a framework that supports educators and families to work collaboratively; as well as the positive outcomes that are possible when working in this way. The project team included classroom and visiting support teachers (from primary and secondary schools, regular classrooms and special schools), curriculum advisors, assessment facilitators, and teacher educators. We pay particular attention to new understandings about curriculum, pedagogy and assessment that emerged as together we learned to use narrative assessment. Assessment tools can both enable and constrain what can be noticed and reported. Assessment methods as well as the results of assessment can lead to painting different kinds of pictures about students and teachers. Participating in the professional learning aspects of this project provided teachers with a language and a framework (Carr, 2006) to consider what learning might look in their classrooms. It became apparent that often progress is evident with the benefit of hindsight. This recognition challenges the belief that assessment should be predictive and predictable. Narrative assessment reminds us of the complexity of life and of learning; it also provides us with the means of better describing some of this complexity. We learned that when we write a narrative assessment, we do so with a particular way of understanding a student, a particular way of seeing and interpreting a student. When we share the narrative with other people, including the student, we are sharing our way of interpreting the student, sharing our sense of who the student is. As we engage in conversation about the narrative, all participants in the conversation are together constructing, and re-constructing the student’s identity as a learner. In our conversations about narrative assessment, we can be excited, affirmed or even challenged in our sense of who a student is. We also learned that our writing is influenced by how we understand ourselves, how we see and interpret ourselves and our actions. The way we construct our own identity shapes, and is shaped by, the identities we construct for our students, as well as the other people in our classroom and school communities. If we cannot see our students’ learning, how might we see our teaching; how might we see ourselves as teachers

    Myopericytoma of low grade malignancy in the oral cavity

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    Myopericytoma (MPC) of the oral cavity is extremely rare. Herein reported is a case of MPC of low grade malignancy in the oral cavity. A 61-year-old man noticed a tumor of the cheek mucosa, and admitted to our hospital. Oral examination revealed a reddish elevated tumor of the cheek mucosa. Tumorectomy with wide margins was performed. The clinical diagnosis was pyogenic granuloma. Grossly, the tumor was reddish, and measured 1×1×1 cm. Microscopically, oval to spindle tumor cells with hyperchromatic vesicular nuclei and many vasculatures were seen. The tumor cells were contiguous and mixed with endothelial cells in many blood vessels, thus resembling pericytes. Mitotic figures were scattered. The surgical margins were negative for tumor cells. Immunohistochemically, the tumor cells were positive for vimentin, α-smooth muscle actin and p53. The Ki67 labeling was 40%. The tumor cells were negative for cytokeratins (AE1/3 and CAM5.2), CD31, CD34, S100 protein, HMB45, CD10, vimentin, desmin, and factor VIII-related antigen. The endothelium of the vessels were positive for vimentin, CD31, CD34 and factor VIII-related antigen, but negative for α-smooth muscle actin, p53, cytokeratins (AE1/3 and CAM5.2), S100 protein, HMB45, CD10, vimentin, and desmin. The Ki67 labeling was 5%. Because the pericytoid tumor cells showed α-smooth muscle actin and negative for endothelial markers, MPC was diagnosed. In addition, because there was some atypia and mitotic figures were scatters and also because the tumor cells were positive for p53 and Ki67 labeling was high, a pathological diagnosis of MPC with low grade malignancy was made. No recurrence was observed, and the patient is now free from tumor 6 months after the operation

    Together forever? Explaining exclusivity in party-firm relations

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    Parties and firms are the key actors of representative democracy and capitalism respectively and the dynamic of attachment between them is a central feature of any political economy. This is the first article to systematically analyse the exclusivity of party-firm relations. We consider exclusivity at a point in time and exclusivity over time. Does a firm have a relationship with only one party at a given point in time, or is it close to more than one party? Does a firm maintain a relationship with only one party over time, or does it switch between parties? Most important, how do patterns of exclusivity impact on a firm’s ability to lobby successfully? We propose a general theory, which explains patterns of party-firm relations by reference to the division of institutions and the type of party competition in a political system. A preliminary test of our theory with Polish survey data confirms our predictions, establishing a promising hypothesis for future research

    Use of proton pump inhibitors and histamine-2 receptor antagonists and risk of gastric cancer in two population-based studies

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    Acknowledgements Access to UK Biobank data was approved and facilitated by UK Biobank (application number: 34374). Access to Primary Care Clinical Informatics Unit (PCCIU) data was approved and facilitated by the PCCIU Research team, University of Aberdeen. Access to the UK Biobank was funded by a Cancer Research UK Population Research Postdoctoral Fellowship awarded to ÚCMcM. Funding: Access to the UK Biobank was funded by a Cancer Research UK Population Research Postdoctoral Fellowship awarded to ÚCMcM. Liu P was supported by a joint scholarship from Queen's University Belfast and the Chinese Scholarship Council (201708060458). Data availability: The UK Biobank data (https://www.ukbiobank.ac.uk/) and PCCIU data (https://www.abdn.ac.uk/iahs/research/primary-care/pcciur/) are available, following the access procedures, for researchers to access to conduct health related research in the public interest.Peer reviewedPostprin

    Proton pump inhibitor and histamine-2 receptor antagonist use and risk of liver cancer in two population-based studies

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    The analysis of UK Biobank has been conducted using the UK Biobank Resource under Application Number 34374. We acknowledge collaboration with the Research Applications and Data Management Team lead by Ms Katie Wilde, University of Aberdeen in conducting this study. KTT is supported by the Vietnam International Education Cooperation Department. Access to PCCIU data was provided by Queen’s University Belfast and the Centre for Academic Primary Care, University of Aberdeen. Access to the UK Biobank was funded by a Cancer Research UK Population Research Postdoctoral Fellowship awarded to ÚCMcM. HGC is a co-investigator of the UKCRC Centre of Excellence for Public Health Northern Ireland.Peer reviewedPostprin

    Medications that relax the lower oesophageal sphincter and risk of oesophageal cancer : An analysis of two independent population-based databases

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    Acknowledgements We acknowledge collaboration with the Research Applications and Data Management Team lead by Ms Katie Wilde, University of Aberdeen in conducting our study. This research has been conducted using the UK Bio-bank Resource under application number 34374.Peer reviewedPostprin

    In Utero Exposure to Environmental Tobacco Smoke Potentiates Adult Responses to Allergen in BALB/c Mice

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    BACKGROUND: Fetal stress has been linked to adult atherosclerosis, obesity, and diabetes. Epidemiology studies have associated fetal exposure to maternal smoking and postnatal exposure to environmental tobacco smoke (ETS) with increased asthma risk. OBJECTIVE: We tested the hypothesis, in a mouse model of asthma, that in utero ETS exposure alters airway function and respiratory immune responses in adults. METHODS: Pregnant Balb/c mice were exposed daily to ETS or HEPA-filtered air (AIR). Offspring inhaled aerosolized ovalbumin (OVA) or saline in weeks 7–8. Regardless of whether they inhaled OVA or saline, mice were sensitized by OVA injections in weeks 11 and 13 followed by OVA aerosol challenge in weeks 14–15. At three time points, we assessed OVA-specific serum immunoglobins, bronchoalveolar lavage cells and cytokines, lung and nasal histopathology, and airway hyperresponsiveness (AHR). RESULTS: At 6 weeks, we found no significant differences between in utero ETS and AIR mice. At 10 weeks, following OVA aerosol, ETS mice displayed greater AHR than AIR mice (α = 0.05), unaccompanied by changes in histopathology, cytokine profile, or antibody levels. At 15 weeks, mice that had inhaled saline in weeks 7–8 developed airway inflammation: eosinophilia (α = 0.05), interleukin-5 (α = 0.05), and AHR (α = 0.05) were greater in ETS mice than in AIR mice. Mice that had inhaled OVA in weeks 7–8 demonstrated no airway inflammation after sensitization and challenge. CONCLUSION: In utero ETS exposure exacerbates subsequent adult responses to initial allergen exposure

    Immunoglobulin G; structure and functional implications of different subclass modifications in initiation and resolution of allergy.

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    IgE and not IgG is usually associated with allergy. IgE lodged on mast cells in skin or gut and basophils in the blood allows for the prolonged duration of allergy through the persistent expression of high affinity IgE receptors. However, many allergic reactions are not dependent on IgE and are generated in the absence of allergen specific and even total IgE. Instead, IgG plasma cells are involved in induction of, and for much of the pathogenesis of, allergic diseases. The pattern of IgG producing plasma cells in atopic children and the tendency for direct or further class switching to IgE are the principle factors responsible for long-lasting sensitization of mast cells in allergic children. Indirect class switching from IgG producing plasma cells has been shown to be the predominant pathway for production of IgE while a Th2 microenvironment, genetic predisposition, and the concentration and nature of allergens together act on IgG plasma cells in the atopic tendency to undergo further immunoglobulin gene recombination. The seminal involvement of IgG in allergy is further indicated by the principal role of IgG4 in the natural resolution of allergy and as the favourable immunological response to immunotherapy. This paper will look at allergy through the role of different antibodies than IgE and give current knowledge of the nature and role of IgG antibodies in the start, maintenance and resolution of allergy

    Solitary fibrous tumor of the male breast: a case report and review of the literature

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    Extrapleural solitary fibrous tumors are very rare and occasionally they appear in extraserosal soft tissues or parenchymatous organs. In such cases the right preoperative diagnosis is often difficult and challenging, because both radiological and cytological examinations are not exhaustive. For these reasons, surgical excision is frequently the only way to reach the correct diagnosis and to achieve definitive treatment. A few cases of solitary fibrous tumors have been also described in the breast. Although rare, this lesion opens difficulties in preoperative diagnosis entering in differential diagnosis with other benign lesions as well as with breast cancer. In this article we describe a case of a solitary fibrous tumor of the breast in a 49-year-old man. Problems related to differential diagnosis and the possible pitfalls that can be encountered in the diagnostic iter of such rare tumor are discussed
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