1,137 research outputs found

    Use of archival aerial photographs for archaeological research in the Arabian Gulf

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    A valuable archaeological and historical resource is contained within recently declassified aerial imagery from the UK’s Joint Aerial Reconnaissance Intelligence Centre (JARIC), now held at the National Collection of Aerial Photography in Edinburgh (NCAP). A project at UCL-Qatar has begun to exploit this to acquire and research the historical aerial photography of Qatar and the wider Gulf region. The JARIC collection, comprising perhaps as many as 25 million photographs from British intelligence sources in the twentieth century, mainly from Royal Air Force reconnaissance missions, is known to include large quantities of aerial photography from the Gulf that have never been seen outside intelligence circles, dating from 1939 to 1989. This paper will demonstrate how others may gain access to this valuable resource, not only for the Gulf but for the entire MENA (Middle East and North Africa) region. We will explore the research value of these resources and demonstrate how they enrich our understanding of the area. The archive is likely to be of equal value to archaeologists and historians of other regions

    Antepartal Bed rest: Conflicts, Costs, Controversies and Ethical Considerations

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    Currently, more than 90% of obstetricians prescribe bed rest for antepartal women who are experiencing complications in pregnancy. Even though researchers have found that bed rest is not effective in reducing preterm births, 20 percent of pregnant women will spend at least one week during pregnancy on bed rest. Preterm premature rupture of membranes (PPROM) accounts for 33% of all preterm births and is significantly associated with maternal, fetal, and neonatal morbidity and mortality risks. Antenatal bed rest creates physical, emotional and financial costs for the patient, families, and third-party payers. National health care dollars spent in 2001 for short gestation was $1,887, 716,535. Treatment decisions are often made on an emotional basis or medical litigation issues rather than ethical outcomes surrounding the threshold of fetal/neonatal viability

    Tubulin and Tubulin Posttranslational Modifications in Alzheimer’s Disease and Vascular Dementia

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    Copyright \ua9 2021 Santiago-Mujika, Luthi-Carter, Giorgini, Kalaria and Mukaetova-Ladinska. Alzheimer’s disease (AD) and vascular dementia (VaD) are the two most common forms of dementia in older people. Although these two dementia types differ in their etiology, they share many pathophysiological and morphological features, including neuronal loss, which is associated with the microtubule (MT) destabilization. Stabilization of MTs is achieved in different ways: through interactions with MT binding proteins (MTBP) or by posttranslational modifications (PTMs) of tubulin. Polyglutamylation and tyrosination are two foremost PTMs that regulate the interaction between MTs and MTBPs, and play, therefore, a role in neurodegeneration. In this review, we summarize key information on tubulin PTMs in relation to AD and VaD and address the importance of studying further the tubulin code to reveal sites of potential intervention in development of novel and effective dementia therapy

    Exploring Nurse Manager Morale Distress: Moving from Collegial Conversations to a Collaborative Research Study

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    Objective/Purpose/Question: The purpose of this study was to address the gap in the literature evaluating moral distress specifically among nurse managers. Aims of the study were to describe the experience of moral distress for inpatient unit nurse managers: specifically, to; identify moral distress root causes for nurse managers, and to evaluate the most troublesome sources of moral distress for nurse managers. The topic of morale distress is frequently studied in the population of clinical providers but not for nurse managers. Information will be shared about how conversations among clinicians, organizational nursing leadership and nursing faculty resulted in a collaborative research study team from Carilion Clinic, University of Virginia and James Madison University. Preliminary results will be shared

    A telephone survey of cancer awareness among frontline staff: informing training needs

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    Background: Studies have shown limited awareness about cancer risk factors among hospital-based staff. Less is known about general cancer awareness among community frontline National Health Service and social care staff. Methods: A cross-sectional computer-assisted telephone survey of 4664 frontline community-based health and social care staff in North West England. Results: A total of 671 out of 4664 (14.4%) potentially eligible subjects agreed to take part. Over 92% of staff recognised most warning signs, except an unexplained pain (88.8%, n=596), cough or hoarseness (86.9%, n=583) and a sore that does not heal (77.3%, n=519). The bowel cancer-screening programme was recognised by 61.8% (n=415) of staff. Most staff agreed that smoking and passive smoking ‘increased the chance of getting cancer.’ Fewer agreed about getting sunburnt more than once as a child (78.0%, n=523), being overweight (73.5%, n=493), drinking more than one unit of alcohol per day (50.2%, n=337) or doing less than 30 min of moderate physical exercise five times a week (41.1%, n=276). Conclusion: Cancer awareness is generally good among frontline staff, but important gaps exist, which might be improved by targeted education and training and through developing clearer messages about cancer risk factors

    Development and Evolution of a Model Interprofessional Education Program in Parkinson’s disease: A Ten-year Experience

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    OBJECTIVE This paper describes development, evolution and learner reactions in a model interprofessional education program for medical, nursing, physician assistant, occupational therapy, physical therapy, music therapy, social work and speech-language pathology practitioners. Sponsored by the National Parkinson Foundation (NPF) (currently Parkinson’s Foundation), Allied Team Training for Parkinson (ATTP) is a U.S.-based multi-day interprofessional education program in best practices for integrated, interprofessional team-based Parkinson’s disease (PD) care. NPF sponsored 26 ATTP trainings from 2003 to 2013. METHODS This mixed methods evaluation uses case study document review and observation to outline ATTP curriculum development, evolution, and implementation challenges. Learner-perceived effectiveness ratings, knowledge change, pre-post ratings on the Team Skills Scale, confidence in working with people with PD and caregivers, and trainee-reported practice changes at 6-month follow-up were collected. RESULTS Qualitative results identified multiple factors in building an effective interprofessional education program, including interprofessional team practice opportunities through case-based learning, engaging care networks and continuous feedback loops for program improvement. Quantitative results showed that trainees across professions, geographic regions and work settings rated the overall program and curriculum effectiveness, amount of new knowledge and knowledge change very highly. ATTP resulted in significant post-training improvement in team skills, confidence in working with PD, and post-training self-reported practice changes. CONCLUSION Findings suggest that ATTP is an effective interprofessional education program that could be replicated or adapted to other settings and neurodegenerative or chronic illnesses. The model of combining interprofessional team training with disease-specific curriculum content appears to be an effective “next practice” in continuing professional development

    Sideroflexin 3 is an α-synuclein-dependent mitochondrial protein that regulates synaptic morphology.

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    α-Synuclein plays a central role in Parkinson's disease, where it contributes to the vulnerability of synapses to degeneration. However, the downstream mechanisms through which α-synuclein controls synaptic stability and degeneration are not fully understood. Here, comparative proteomics on synapses isolated from α-synuclein-/- mouse brain identified mitochondrial proteins as primary targets of α-synuclein, revealing 37 mitochondrial proteins not previously linked to α-synuclein or neurodegeneration pathways. Of these, sideroflexin 3 (SFXN3) was found to be a mitochondrial protein localized to the inner mitochondrial membrane. Loss of SFXN3 did not disturb mitochondrial electron transport chain function in mouse synapses, suggesting that its function in mitochondria is likely to be independent of canonical bioenergetic pathways. In contrast, experimental manipulation of SFXN3 levels disrupted synaptic morphology at the Drosophila neuromuscular junction. These results provide novel insights into α-synuclein-dependent pathways, highlighting an important influence on mitochondrial proteins at the synapse, including SFXN3. We also identify SFXN3 as a new mitochondrial protein capable of regulating synaptic morphology in vivo

    Sideroflexin 3 is an α-synuclein-dependent mitochondrial protein that regulates synaptic morphology.

    Get PDF
    α-Synuclein plays a central role in Parkinson's disease, where it contributes to the vulnerability of synapses to degeneration. However, the downstream mechanisms through which α-synuclein controls synaptic stability and degeneration are not fully understood. Here, comparative proteomics on synapses isolated from α-synuclein-/- mouse brain identified mitochondrial proteins as primary targets of α-synuclein, revealing 37 mitochondrial proteins not previously linked to α-synuclein or neurodegeneration pathways. Of these, sideroflexin 3 (SFXN3) was found to be a mitochondrial protein localized to the inner mitochondrial membrane. Loss of SFXN3 did not disturb mitochondrial electron transport chain function in mouse synapses, suggesting that its function in mitochondria is likely to be independent of canonical bioenergetic pathways. In contrast, experimental manipulation of SFXN3 levels disrupted synaptic morphology at the Drosophila neuromuscular junction. These results provide novel insights into α-synuclein-dependent pathways, highlighting an important influence on mitochondrial proteins at the synapse, including SFXN3. We also identify SFXN3 as a new mitochondrial protein capable of regulating synaptic morphology in vivo
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