824 research outputs found

    Academic Writing in Times of Crisis: Refashioning Writing Tutor Development for Online Environments

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    This paper builds on a discussion launched by the EATAW 2021 conference panel, ‘Writing Tutor Development: Challenges and Opportunities in the Current State of the Art’. As a critical discussion of the panel’s themes, the paper engages with academic writing in times of crises by zooming in on infrastructures of writing support, namely the complex system in which Academic Writing Tutoring takes place, contextualised within the Centre for Academic Writing (CAW) at Coventry University, UK. Beginning with a consideration of what constitutes a ‘writing tutor’ in contemporary contexts and at CAW, the paper outlines a range of academic writing support identities and roles, unravels the institutional drivers that shape them, and offers perspectives on reconciling apparently disparate roles. Next, the paper addresses the issue of agency in terms of the challenges of enculturating writing tutors into communities of practice, discourse communities, and research networks. This is done with a view to reflecting on the practices in CAW and beyond, thus demonstrating the need for varied development and support pathways to facilitate the move towards online delivery amid, and after, a time of global crisis, namely, the COVID-19 pandemic. The discussion centres on how challenges can be overcome through sustained professional development, focusing on the role of technology in not only refashioning academic writing support, but also the roles and practices of Academic Writing Tutors at CAW. Issues of digital pedagogies, technologies, and digital literacies permeate this discussion of the online pivot and crisis pedagogies, offering analysis, reflections, and questions to guide future directions in (online) Academic Writing Tutor development and Academic Writing (crisis) Pedagogies research

    Editorial: Thinking outside the academic writing box

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    Norovirus translation requires an interaction between the C Terminus of the genome-linked viral protein VPg and eukaryotic translation initiation factor 4G.

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    Viruses have evolved a variety of mechanisms to usurp the host cell translation machinery to enable translation of the viral genome in the presence of high levels of cellular mRNAs. Noroviruses, a major cause of gastroenteritis in man, have evolved a mechanism that relies on the interaction of translation initiation factors with the virus-encoded VPg protein covalently linked to the 5' end of the viral RNA. To further characterize this novel mechanism of translation initiation, we have used proteomics to identify the components of the norovirus translation initiation factor complex. This approach revealed that VPg binds directly to the eIF4F complex, with a high affinity interaction occurring between VPg and eIF4G. Mutational analyses indicated that the C-terminal region of VPg is important for the VPg-eIF4G interaction; viruses with mutations that alter or disrupt this interaction are debilitated or non-viable. Our results shed new light on the unusual mechanisms of protein-directed translation initiation.This work was supported by funding from the BBSRC (BB/I012303/1) and the Wellcome Trust (WT097997MA) to IG, funding from BBSRC to LR and NL (BB/I01232X/1), as well as to SC (BB/J001708/1). IG is a Wellcome Senior Fellow.This is the final published version. It's also available on the publisher's website at: http://www.jbc.org/content/early/2014/06/13/jbc.M114.550657.abstrac

    One-Year Safety and Efficacy Study of Arformoterol Tartrate in Patients With Moderate to Severe COPD

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    BACKGROUND:Arformoterol tartrate (arformoterol, 15 μg bid) is a nebulized long-acting β2-agonist approved for maintenance treatment of COPD.METHODS:This was a multicenter, double-blind, randomized, placebo-controlled study. Patients (aged ≥ 40 years with baseline FEV1 ≤ 65% predicted, FEV1 > 0.50 L, FEV1/FVC ≤ 70%, and ≥ 15 pack-year smoking history) received arformoterol (n = 420) or placebo (n = 421) for 1 year. The primary assessment was time from randomization to respiratory death or first COPD exacerbation-related hospitalization.RESULTS:Among 841 patients randomized, 103 had ≥ 1 primary event (9.5% vs 15.0%, for arformoterol vs placebo, respectively). Patients who discontinued treatment for any reason (39.3% vs 49.9%, for arformoterol vs placebo, respectively) were followed for up to 1 year postrandomization to assess for primary events. Fewer patients receiving arformoterol than placebo experienced COPD exacerbation-related hospitalizations (9.0% vs 14.3%, respectively). Twelve patients (2.9%) receiving arformoterol and 10 patients (2.4%) receiving placebo died during the study. Risk for first respiratory serious adverse event was 50% lower with arformoterol than placebo (P = .003). Numerically more patients on arformoterol (13; 3.1%) than placebo (10; 2.4%) experienced cardiac serious adverse events; however, time-to-first cardiac serious adverse event was not significantly different. Improvements in trough FEV1 and FVC were greater with arformoterol (least-squares mean change from baseline vs placebo: 0.051 L, P = .030 and 0.075 L, P = .018, respectively). Significant improvements in quality of life (overall St. George’s Hospital Respiratory Questionnaire and Clinical COPD Questionnaire) were observed with arformoterol vs placebo (P < .05).CONCLUSIONS:Arformoterol demonstrated an approximately 40% lower risk of respiratory death or COPD exacerbation-related hospitalization over 1 year vs placebo. Arformoterol was well-tolerated and improved lung function vs placebo.TRIAL REGISTRY:ClinicalTrials.gov; No.: NCT00909779; URL: www.clinicaltrials.go

    One-Year Safety and Efficacy Study of Arformoterol Tartrate in Patients With Moderate to Severe COPD

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    BACKGROUND:Arformoterol tartrate (arformoterol, 15 μg bid) is a nebulized long-acting β2-agonist approved for maintenance treatment of COPD.METHODS:This was a multicenter, double-blind, randomized, placebo-controlled study. Patients (aged ≥ 40 years with baseline FEV1 ≤ 65% predicted, FEV1 > 0.50 L, FEV1/FVC ≤ 70%, and ≥ 15 pack-year smoking history) received arformoterol (n = 420) or placebo (n = 421) for 1 year. The primary assessment was time from randomization to respiratory death or first COPD exacerbation-related hospitalization.RESULTS:Among 841 patients randomized, 103 had ≥ 1 primary event (9.5% vs 15.0%, for arformoterol vs placebo, respectively). Patients who discontinued treatment for any reason (39.3% vs 49.9%, for arformoterol vs placebo, respectively) were followed for up to 1 year postrandomization to assess for primary events. Fewer patients receiving arformoterol than placebo experienced COPD exacerbation-related hospitalizations (9.0% vs 14.3%, respectively). Twelve patients (2.9%) receiving arformoterol and 10 patients (2.4%) receiving placebo died during the study. Risk for first respiratory serious adverse event was 50% lower with arformoterol than placebo (P = .003). Numerically more patients on arformoterol (13; 3.1%) than placebo (10; 2.4%) experienced cardiac serious adverse events; however, time-to-first cardiac serious adverse event was not significantly different. Improvements in trough FEV1 and FVC were greater with arformoterol (least-squares mean change from baseline vs placebo: 0.051 L, P = .030 and 0.075 L, P = .018, respectively). Significant improvements in quality of life (overall St. George’s Hospital Respiratory Questionnaire and Clinical COPD Questionnaire) were observed with arformoterol vs placebo (P < .05).CONCLUSIONS:Arformoterol demonstrated an approximately 40% lower risk of respiratory death or COPD exacerbation-related hospitalization over 1 year vs placebo. Arformoterol was well-tolerated and improved lung function vs placebo.TRIAL REGISTRY:ClinicalTrials.gov; No.: NCT00909779; URL: www.clinicaltrials.go

    Perceived parental control, restructuring ability, and leisure motivation: A cross-cultural comparison

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    Leisure is viewedworldwide as an important developmental context for adolescents. As leisure research and programs are shared across nations, it is crucial to examine the cultural equivalence of leisure-related constructs and how they are related. Grounded in self-determination theory, this study explored the influence of perceived parental control and leisure restructuring ability on leisure motivation (amotivation and autonomous motivation) using samples of eighth grade adolescents in the United States and South Africa. Results of multiple-group structural equation modeling showed that the measurement model of the constructs was equivalent across the two samples, but the determinants of leisure motivation differed between the two samples. The findings provide implications for future cross-cultural research in leisure and offer insights on design and adaptation of leisure-based intervention and education programs in different cultural contexts.IS

    Protocol of the Cognitive Health in Ageing Register: Investigational, Observational and Trial Studies in Dementia Research (CHARIOT): Prospective Readiness cOhort (PRO) SubStudy

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    The Cognitive Health in Ageing Register: Investigational, Observational and Trial Studies in Dementia Research (CHARIOT): Prospective Readiness cOhort (PRO) SubStudy (CPSS), sponsored by Janssen Pharmaceutical Research & Development LLC, is an Alzheimer's disease (AD) biomarker enriched observational study that began 3 July 2015 CPSS aims to identify and validate determinants of AD, alongside cognitive, functional and biological changes in older adults with or without detectable evidence of AD pathology at baseline. CPSS is a dual-site longitudinal cohort (3.5 years) assessed quarterly. Cognitively normal participants (60-85 years) were recruited across Greater London and Edinburgh. Participants are classified as high, medium (amnestic or non-amnestic) or low risk for developing mild cognitive impairment-Alzheimer's disease based on their Repeatable Battery for the Assessment of Neuropsychological Status performance at screening. Additional AD-related assessments include: a novel cognitive composite, the Global Preclinical Alzheimer's Cognitive Composite, brain MRI and positron emission tomography and cerebrospinal fluid analysis. Lifestyle, other cognitive and functional data, as well as biosamples (blood, urine, and saliva) are collected. Primarily, study analyses will evaluate longitudinal change in cognitive and functional outcomes. Annual interim analyses for descriptive data occur throughout the course of the study, although inferential statistics are conducted as required. CPSS received ethical approvals from the London-Central Research Ethics Committee (15/LO/0711) and the Administration of Radioactive Substances Advisory Committee (RPC 630/3764/33110) The study is at the forefront of global AD prevention efforts, with frequent and robust sampling of the well-characterised cohort, allowing for detection of incipient pathophysiological, cognitive and functional changes that could inform therapeutic strategies to prevent and/or delay cognitive impairment and dementia. Dissemination of results will target the scientific community, research participants, volunteer community, public, industry, regulatory authorities and policymakers. On study completion, and following a predetermined embargo period, CPSS data are planned to be made accessible for analysis to facilitate further research into the determinants of AD pathology, onset of symptomatology and progression. The CHARIOT:PRO SubStudy is registered with clinicaltrials.gov (NCT02114372). Notices of protocol modifications will be made available through this trial registry. [Abstract copyright: © Author(s) (or their employer(s)) 2021. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.
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