170 research outputs found

    As COVID-19 hits Australian universities hard, how have online writing groups enabled researchers to stay connected and sustain their work?

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    The COVID-19 crisis has amplified the instability of funding streams in Australian universities, resulting in an already precarious system for researchers being exacerbated. However, in the face of an ongoing retraction of income which is threatening research and the livelihood of researchers, Dr Lisa Hodge and Dr Jason Murphy discuss the flourishing forms of academic community that have persevered by adapting and moving online. They discuss academic writing groups and the affective support that these groups engender and consider how online academic writing communities are providing examples of how those working in higher education can support each other and foster research – both now and beyond this pandemic

    What children on the autism spectrum have to ‘say’ about using high-tech voice output communication aids (VOCAs) in an educational setting

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    This paper focuses on accessing the experiences of three boys who are on the autism spectrum to identify what using a voice output communication aid (VOCA), within a classroom setting, means to them. The methods used to identify the boys' perspectives are described and evaluated. Establishing these through direct methods of engagement proved problematic but working with parents and school staff as ‘expert guides’ provided a rich insight into what using a VOCA appeared to mean to the boys. The findings suggest that using a computer-based VOCA can be viewed by children with autism as a pleasurable and motivating activity. This technology also seems to offer the potential for a much broader developmental impact for these children than that currently recognised within the research literature

    “Black white zebra orange orange”: How children with autism make use of computer-based voice output communication aids in their language and communication at school.

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    Purpose - This naturalistic study adapted exploratory school practice in order to support empirically-informed decision making in the provision of augmentative and alternative communication (AAC) technologies for children with autism. Design - Research was conducted with three boys with autism and little speech, as part of a curricular literacy lesson. A mixed method approach, involving observational coding and staff diaries, identified how the boys used computer-based voice output communication aids (VOCAs), also called speech generating devices (SGDs) and how the technology impacted on their communication and language. The boys were observed in initial lessons (‘baseline’ sessions), without the VOCA present and in sessions in which the VOCA was available (‘intervention’ sessions). Findings - VOCAs were used for two main communicative purposes; naming and giving information; with aids being used primarily to support curricular, task-related communication. Existing modes of communication continued to be used when access to the VOCA was available. In addition, all three boys showed an increase in Mean Length of Utterance (MLU) after the VOCA was introduced. The findings suggest that computer-based VOCA technology can augment children’s communicative participation in lesson activities. Specific patterns of change were also recorded in the boys’ communication, suggesting individualised responses to this technology. Originality - This paper extends the empirical base for clinical decision making by reporting the use of high tech VOCAs by school age children with autism for additional forms of communication, beyond those described elsewhere. It adds to the evidence that interventions which include access to a computer VOCA can have a positive impact on the language complexity of children with autism. It describes the potential of VOCAs to provide an enabling and inclusive technology in a classroom setting. </p

    'They're told all the time they're different': how educators understand development of sense of self for autistic pupils

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    School is a site of critical importance in the development of self yet little is known about the ways in which school affects how autistic pupils come to describe and evaluate themselves. Educators are centrally positioned to support autistic pupils with development of an empowered sense of self. This article reports on a study which captured how staff in four English schools understood development of sense of self for autistic pupils. We found that educators perceived autistic pupils as being affected by both a particular biology and their social encounters with others. Our participants identified the school environment as a significant influencer on sense of self development but seemed uncertain how to make this more enabling. We suggest that one response could be to develop a framework of activism engagement in schools that might enable autistic pupils to work collectively with other autistic people towards a positive sense of self

    GAPDH mediates drug resistance and metabolism in Plasmodium falciparum malaria parasites

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    Efforts to control the global malaria health crisis are undermined by antimalarial resistance. Identifying mechanisms of resistance will uncover the underlying biology of the Plasmodium falciparum malaria parasites that allow evasion of our most promising therapeutics and may reveal new drug targets. We utilized fosmidomycin (FSM) as a chemical inhibitor of plastidial isoprenoid biosynthesis through the methylerythritol phosphate (MEP) pathway. We have thus identified an unusual metabolic regulation scheme in the malaria parasite through the essential glycolytic enzyme, glyceraldehyde 3-phosphate dehydrogenase (GAPDH). Two parallel genetic screens converged on independent but functionally analogous resistance alleles in GAPDH. Metabolic profiling of FSM-resistant gapdh mutant parasites indicates that neither of these mutations disrupt overall glycolytic output. While FSM-resistant GAPDH variant proteins are catalytically active, they have reduced assembly into the homotetrameric state favored by wild-type GAPDH. Disrupted oligomerization of FSM-resistant GAPDH variant proteins is accompanied by altered enzymatic cooperativity and reduced susceptibility to inhibition by free heme. Together, our data identifies a new genetic biomarker of FSM-resistance and reveals the central role of GAPDH in MEP pathway control and antimalarial sensitivity

    A Church-based Diabetes Self-management Education Program for African Americans With Type 2 Diabetes

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    INTRODUCTION: Diabetes self-management education interventions in community gathering places have been moderately effective, but very few studies of intervention effectiveness have been conducted among African Americans with type 2 diabetes. This paper describes a church-based diabetes self-management education intervention for African Americans, a randomized controlled trial to evaluate the intervention, and baseline characteristics of study participants. METHODS: A New DAWN: Diabetes Awareness & Wellness Network was conducted among 24 churches of varying size in North Carolina. Each church recruited congregants with type 2 diabetes and designated a diabetes advisor, or peer counselor, to be part of the intervention team. Participants were enrolled at each church and randomized as a unit to either the special intervention or the minimal intervention. The special intervention included one individual counseling visit, twelve group sessions, three postcard messages from the participant's diabetes care provider, and twelve monthly telephone calls from a diabetes advisor. Baseline data included measures of weight, hemoglobin A1c, blood pressure, physical activity, dietary and diabetes self-care practices, and psychosocial factors. The study to evaluate the intervention (from enrollment visit to last follow-up) began in February 2001 and ended in August 2003. RESULTS: Twenty-four churches (with 201 total participants) were randomized. Sixty-four percent of the participants were women. On average, the participants were aged 59 years and sedentary. They had an average of 12 years of education, had been diagnosed with diabetes for 9 years, had a body mass index of 35, had a hemoglobin A1c level of 7.8%, and had a reported dietary intake of 39% of calories from fat. CONCLUSION: A New DAWN is a culturally sensitive, church-based diabetes self-management education program for African Americans with type 2 diabetes that is being evaluated for effectiveness in a randomized controlled trial. The outcomes of A New DAWN will contribute to the literature on community-based interventions for minority populations and help to inform the selection of approaches to improve diabetes care in this population

    Tailoring implementation strategies for scale-up: Preparing to take the Med-South Lifestyle program to scale statewide

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    Background Tailoring implementation strategies for scale-up involves engaging stakeholders, identifying implementation determinants, and designing implementation strategies to target those determinants. The purpose of this paper is to describe the multiphase process used to engage stakeholders in tailoring strategies to scale-up the Med-South Lifestyle Program, a research-supported lifestyle behavior change intervention that translates the Mediterranean dietary pattern for the southeastern US. Methods Guided by Barker et al. framework, we tailored scale-up strategies over four-phases. In Phase 1, we engaged stakeholders from delivery systems that implement lifestyle interventions and from support systems that provide training and other support for statewide scale-up. In Phase 2, we partnered with delivery systems (community health centers and health departments) to design and pilot test implementation strategies (2014–2019). In Phase 3, we partnered with both delivery and support systems to tailor Phase 2 strategies for scale-up (2019–2021) and are now testing those tailored strategies in a type 3 hybrid study (2021–2023). This paper reports on the Phase 3 methods used to tailor implementation strategies for scale-up. To identify determinants of scale-up, we surveyed North Carolina delivery systems (n = 114 community health centers and health departments) and elicited input from delivery and support system stakeholders. We tailored strategies to address identified determinants by adapting the form of Phase 2 strategies while retaining their functions. We pilot tested strategies in three sites and collected data on intermediate, implementation, and effectiveness outcomes. Findings Determinants of scale-up included limited staffing, competing priorities, and safety concerns during COVID-19, among others. Tailoring yielded two levels of implementation strategies. At the level of the delivery system, strategies included implementation teams, an implementation blueprint, and cyclical small tests of change. At the level of the support system, strategies included training, educational materials, quality monitoring, and technical assistance. Findings from the pilot study provide evidence for the implementation strategies' reach, acceptability, and feasibility, with mixed findings on fidelity. Strategies were only moderately successful at building delivery system capacity to implement Med-South. Conclusions This paper describes the multiphase approach used to plan for Med-South scale-up, including the methods used to tailor two-levels of implementation strategies by identifying and targeting multilevel determinants

    A Mixed-Method Evaluation of a Rural Elementary School Implementing the Coordinated Approach to Child Health (CATCH) Program

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    Despite children living in rural US areas having 26% greater odds of being affected by obesity compared to those living in urban areas, the implementation of evidence-based programs in rural schools is rare. We collected quantitative data (weight and height) from 272 racially and ethnically diverse students at baseline, and qualitative data from students (4 focus groups), parents, and school staff (16 semi-structured interviews and 29 surveys) to evaluate program outcomes and perceptions. At the 2-year follow-up, paired data from 157 students, represented by racial/ethnic groups of 59% non-Hispanic White, 31% non-Hispanic Black, and 10% Hispanic, showed an overall mean change (SD) in BMI z-score of −0.04 (0.59), a decrease of −0.08 (0.69) in boys, and a significant −0.18 (0.33) decrease among Hispanic students. Boys had a mean decrease in obesity prevalence of 3 percentage points (from 17% to 14%), and Hispanic students had the largest mean decrease in BMI percentile. Qualitative data showed positive perceptions of the CATCH program and its implementation. This community-engaged research, with collaboration from an academic institution, a health department, a local wellness coalition, and a rural elementary school, demonstrated successful CATCH program implementation and showed promising outcomes in mean BMI changes
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