229 research outputs found

    Quantifying the RR of harm to self and others from substance misuse:results from a survey of clinical experts across Scotland

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    OBJECTIVE: To produce an expert consensus hierarchy of harm to self and others from legal and illegal substance use. DESIGN: Structured questionnaire with nine scored categories of harm for 19 different commonly used substances. SETTING/PARTICIPANTS: 292 clinical experts from across Scotland. RESULTS: There was no stepped categorical distinction in harm between the different legal and illegal substances. Heroin was viewed as the most harmful, and cannabis the least harmful of the substances studied. Alcohol was ranked as the fourth most harmful substance, with alcohol, nicotine and volatile solvents being viewed as more harmful than some class A drugs. CONCLUSIONS: The harm rankings of 19 commonly used substances did not match the A, B, C classification under the Misuse of Drugs Act. The legality of a substance of misuse is not correlated with its perceived harm. These results could inform any legal review of drug misuse and help shape public health policy and practice

    The Clayton Collection : an archaeological appraisal of a 19th Century collection

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    PhD ThesisThis thesis examines the archaeological material from Hadrian’s Wall within the Clayton Collection at Chesters, Northumberland. The Collection was formed through the work of John Clayton, antiquarian and landowner in the 19th century. His work took place at a pivotal time in the study of Hadrian’s Wall, as public interest was growing, access was improving, and the discipline of archaeology was developing. As part of a large network of antiquarians, Clayton excavated, studied and published his discoveries. After his death his archaeological estate was retained, and the Collection was moved into a museum in 1896. Despite being in the public domain for so long, the material has never been studied as a whole, or in the light of its 19th century creation. One aim of this thesis is to explore the 19th century context within which this collection was formed. Using published accounts, and archival letters and other sources, Clayton’s methodology will be revealed. He was not simply a ‘wall-chaser’ or ‘treasure hunter’, but often considered carefully the motivations for his excavation. Nonetheless, he was also a man of his time, with his methodology regarding the retention of material not meeting modern archaeological standards. The second thesis aim is to use the Collection to illustrate life on Hadrian’s Wall in the Roman period. The Clayton Collection will be considered in comparison with other sites on Hadrian’s Wall, as well as other sites in Britain and on the Continent. Case studies of certain groups of material will show that despite the lack of detailed findspots, the material recovered by Clayton can still provide information about Roman life, in particular at Cilurnum. Research throughout this thesis will show that despite constraints, the Clayton Collection can still provide answers to 21st century research questions.Trustees of the Clayton Collectio

    To Sport Program After Lower Extremity Injury

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    Introduction 8.6 million sports and recreation related injury episode per year Inadequate rehabilitation and premature return to play identified as risk factors for multiple lower extremity injuries Objective Assess the effectiveness of a return to sport program established for patients with lower extremity injuries. Methods Outcome Measures: IKDC, TSK-11 Performance based tests for pre and post assessment: Single leg timed hop, triple crossover hop Results Statistically significant changes from pre- to post-ASCEND in: 6 meter single-leg timed hop, triple crossover hop, IKDC, TSK-11 Conclusion The ASCEND return to sport program elicits statistically significant change in single leg timed hop, triple crossover hop, IKDC, and TSK-11. Clinical Relevance A high density return to sport program can elicit change through agility, plyometrics, strength, core, and endurance training

    The family law DOORS: research and practice updates

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    The Family Law DOORS (FL-DOORS) is a whole-of-family risk screening tool designed for use across the family law sector. It was released in Australia in March 2013. Following on from an earlier evaluation study by the Australian Institute for Family Studies that claimed only limited take-up of the tool, this article addresses the criticisms and presents new evidence on current use of and research with the FL-DOORS, referring to data from over 7,200 cases

    Addressing Barriers to Breast Cancer Screening: Where to Intervene to Increase Mammogram Completion Rates

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    Methods: Study sought to determine if an intervention would aid in increasing mammogram screening rates in the Jefferson Family Medicine Associates practice.https://jdc.jefferson.edu/patientsafetyposters/1061/thumbnail.jp

    Correlations between fMRI activation and individual psychotic symptoms in un-medicated subjects at high genetic risk of schizophrenia

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    <p>Abstract</p> <p>Background:</p> <p>It has been proposed that different types of psychopathology in schizophrenia may reflect distinguishable pathological processes. In the current study we aimed to address such associations in the absence of confounders such as medication and disease chronicity by examining specific relationships between fMRI activation and individual symptom severity scores in un-medicated subjects at high genetic risk of schizophrenia.</p> <p>Methods:</p> <p>Associations were examined across two functional imaging paradigms: the Hayling sentence completion task, and an encoding/retrieval task, comprising encoding (at word classification) and retrieval (old word/new word judgement). Symptom severity was assessed using the positive and negative syndrome scale (PANSS). Items examined were hallucinations, delusions, and suspiciousness/persecution.</p> <p>Results:</p> <p>Associations were seen in the anterior middle temporal gyrus in relation to hallucination scores during the sentence completion task, and in the medial temporal lobe in association with suspiciousness/persecution scores in the encoding/retrieval task. Cerebellar activation was associated with delusions and suspiciousness/persecution scores across both tasks with differing patterns of laterality.</p> <p>Conclusion:</p> <p>These results support a role for the lateral temporal cortex in hallucinations and medial temporal lobe in positive psychotic symptoms. They also highlight the potential role of the cerebellum in the formation of delusions. That the current results are seen in un-medicated high risk subjects indicates these associations are not specific to the established illness and are not related to medication effects.</p

    Validation of a commercially available indirect assay for SARS-CoV-2 neutralising antibodies using a pseudotyped virus assay

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    Objectives To assess whether a commercially available CE-IVD, ELISA-based surrogate neutralisation assay (cPass, Genscript) provides a genuine measure of SARS-CoV-2 neutralisation by human sera, and further to establish whether measuring responses against the RBD of S was a diagnostically useful proxy for responses against the whole S protein. Methods Serum samples from 30 patients were assayed for anti-NP responses, for ‘neutralisation’ by the surrogate neutralisation assay and for neutralisation by SARS-CoV-2 S pseudotyped virus assays utilising two target cell lines. Correlation between assays was measured using linear regression. Results The responses observed within the surrogate neutralisation assay demonstrated an extremely strong, highly significant positive correlation with those observed in both pseudotyped virus assays. Conclusions The tested ELISA-based surrogate assay provides an immunologically useful measure of functional immune responses in a much quicker and highly automatable fashion. It also reinforces that detection of anti-RBD neutralising antibodies alone is a powerful measure of the capacity to neutralise viral infection

    Assessing Anti-HCMV Cell Mediated Immune Responses in Transplant Recipients and Healthy Controls Using a Novel Functional Assay

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    HCMV infection, reinfection or reactivation occurs in 60% of untreated solid organ transplant (SOT) recipients. Current clinical approaches to HCMV management include pre-emptive and prophylactic antiviral treatment strategies. The introduction of immune monitoring to better stratify patients at risk of viraemia and HCMV mediated disease could improve clinical management. Current approaches quantify T cell IFNγ responses specific for predominantly IE and pp65 proteins ex vivo, as a proxy for functional control of HCMV in vivo. However, these approaches have only a limited predictive ability. We measured the IFNγ T cell responses to an expanded panel of overlapping peptide pools specific for immunodominant HCMV proteins IE1/2, pp65, pp71, gB, UL144, and US3 in a cohort of D+R– kidney transplant recipients in a longitudinal analysis. Even with this increased antigen diversity, the results show that while all patients had detectable T cell responses, this did not correlate with control of HCMV replication in some. We wished to develop an assay that could directly measure anti-HCMV cell-mediated immunity. We evaluated three approaches, stimulation of PBMC with (i) whole HCMV lysate or (ii) a defined panel of immunodominant HCMV peptides, or (iii) fully autologous infected cells co-cultured with PBMC or isolated CD8+ T cells or NK cells. Stimulation with HCMV lysate often generated non-specific antiviral responses while stimulation with immunodominant HCMV peptide pools produced responses which were not necessarily antiviral despite strong IFNγ production. We demonstrated that IFNγ was only a minor component of secreted antiviral activity. Finally, we used an antiviral assay system to measure the effect of whole PBMC, and isolated CD8+ T cells and NK cells to control HCMV in infected autologous dermal fibroblasts. The results show that both PBMC and especially CD8+ T cells from HCMV seropositive donors have highly specific antiviral activity against HCMV. In addition, we were able to show that NK cells were also antiviral, but the level of this control was highly variable between donors and not dependant on HCMV seropositivity. Using this approach, we show that non-viraemic D+R+ SOT recipients had significant and specific antiviral activity against HCMV

    Epigenome-wide association study of global cortical volumes in Generation Scotland:Scottish Family Health Study

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    Funding This work was supported by the Wellcome Trust [104036/Z/14/Z]. Acknowledgements Generation Scotland received core support from the Chief Scientist Office of the Scottish Government Health Directorates [CZD/16/6] and the Scottish Funding Council [HR03006] and is currently supported by the Wellcome Trust [216767/Z/19/Z]. Genotyping of the GS:SFHS samples was carried out by the Genetics Core Laboratory at the Edinburgh Clinical Research Facility, University of Edinburgh, Scotland and was funded by the Medical Research Council UK and the Wellcome Trust (Wellcome Trust Strategic Award “STratifying Resilience and Depression Longitudinally” (STRADL) Reference 104036/Z/14/Z). MCB is supported by a Guarantors of Brain Non-clinical Post-Doctoral Fellowship. AMM is supported by the Wellcome Trust (104036/Z/14/Z, 216767/Z/19/Z, 220857/Z/20/Z) and UKRI MRC (MC_PC_17209, MR/S035818/1). KLE is supported by the NARSAD Independent Investigator Award (Grant ID: 21956). JMW is supported by UK Dementia Research Institute which is funded by the MRC, Alzheimer’s Research UK and Alzheimer’s Society, by the Fondation Leducq (16 CVD 05), and the Row Fogo Centre for Research Into Ageing and the Brain (BRO- D.FID3668413). This work is part of a project that has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 847776.Peer reviewedPublisher PD
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