2,782 research outputs found

    Household and meals versus the Temple purity system: Patterns of replication in Luke-Acts

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    In Luke-Acts the social codes and concepts associated with food and meals replicate and support the contrasting social codes, interests, and ideologies associated with the Jerusalem Temple, on the one hand, and the Christian household, on the other. In this study the thesis is advanced that in contrast to the Temple and the exclusivist purity and legal system it represents, Luke has used occasions of domestic dining and  hospitality to depict an inclusive form of social relations which transcends previous Jewish purity regulations and which gives concrete social expression to the inclusivecharacter of the gospel, the kingdom of God, and the Christian community

    Changes in dispensing of medicines proposed for re-purposing in the first year of the COVID- 19 pandemic in Australia

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    Background Since COVID-19 was first recognised, there has been ever-changing evidence and misinformation around effective use of medicines. Understanding how pandemics impact on medicine use can help policymakers act quickly to prevent harm. We quantified changes in dispensing of common medicines proposed for "re-purposing"due to their perceived benefits as therapeutic or preventive for COVID-19 in Australia. Methods We performed an interrupted time series analysis and cross-sectional study using nationwide dispensing claims data (January 2017-November 2020). We focused on six subsidized medicines proposed for re-purposing: hydroxychloroquine, azithromycin, ivermectin, colchicine, corticosteroids, and calcitriol (Vitamin D analog). We quantified changes in monthly dispensing and initiation trends during COVID-19 (March-November 2020) using autoregressive integrated moving average models and compared characteristics of initiators in 2020 and 2019. Results In March 2020, we observed a 99% (95%CI: 96%-103%) increase in hydroxychloroquine dispensing (approximately 22% attributable to new users), and a 199% increase (95%CI: 184%-213%) in initiation, with an increase in prescribing by general practitioners (42% in 2020 vs 25% in 2019) rather than specialists. These increases subsided following regulatory restrictions on prescribing. There was a small but sustained increase in ivermectin dispensing over multiple months, with an 80% (95%CI 42%-118%) increase in initiation in May 2020 following its first identification as potentially disease-modifying in April. Other than increases in March related to stockpiling, we observed no change in the initiation of calcitriol or colchicine during COVID-19. Dispensing of corticosteroids and azithromycin was lower than expected from April through November 2020. Conclusions While most increases in dispensing observed early on during COVID-19 were temporary and appear to be related to stockpiling among existing users, we observed increases in the initiation of hydroxychloroquine and ivermectin and a shift in prescribing patterns which may be related to the media hype around these medicines. A quick response by regulators can help limit inappropriate repurposing to lessen the impact on medicine supply and patient harm

    Cometary ions detected by the Cassini spacecraft 6.5 au downstream of Comet 153P/Ikeya-Zhang

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    During March-April 2002, while between the orbits of Jupiter and Saturn, the Cassini spacecraft detected a significant enhancement in pickup proton flux. The most likely explanation for this enhancement was the addition of protons to the solar wind by the ionization of neutral hydrogen in the corona of comet 153P/Ikeya-Zhang. This comet passed relatively close to the Sun-Cassini line during that period, allowing pickup ions to be carried to Cassini by the solar wind. This pickup proton flux could have been further modulated by the passage of the interplanetary counterparts of coronal mass ejections past the comet and spacecraft. The radial distance of 6.5 Astronomical Units (au) traveled by the pickup protons, and the implied total tail length of 7.5 au make this cometary ion tail the longest yet measured

    Evaluation of Clinical and Immunological Markers for predicting Virological Failure in a HIV/AIDS treatment cohort in Busia, Kenya

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    In resource-limited settings where viral load (VL) monitoring is scarce or unavailable, clinicians must use immunological and clinical criteria to define HIV virological treatment failure. This study examined the performance of World Health Organization (WHO) clinical and immunological failure criteria in predicting virological failure in HIV patients receiving antiretroviral therapy (ART)

    The Life of John Wishart (1850–1926): Study of an Academic Surgical Career Prior to the Flexner Report

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    BACKGROUND: The 1910 Flexner Report on Medical Education in the United States and Canada is often taken as the point when medical schools in North America took on their modern form. However, many fundamental advances in surgery, such as anesthesia and asepsis, predated the report by decades. To understand the contribution of educators in this earlier period, we investigated the forgotten career of John Wishart, founding Professor of Surgery at Western University, London Ontario. METHODS: Archives at the University of Western Ontario, University of Toronto, London City Library, and Wellington County Museum were searched for material about Wishart and his times. RESULTS: A fragmented biography can be assembled from family notes and obituaries with the help of contemporary documents compiled by early 20th century medical school historians. Wishart assisted Abraham Groves in the first reported operation for which aseptic technique was used (1874). He was considered locally to perform pioneering surgery, including an appendectomy in 1886. Wishart was a founding member of the medical faculty at Western University in 1881, initially as Demonstrator of Anatomy and subsequently as its first Professor of Clinical Surgery, which post he held until 1910. Comprehensive notes from his undergraduate lectures demonstrate his teaching style, which mixed organized didacticism with practical advice. The role of the Flexner review in the termination of his professorship is hinted at in minutes of Faculty of Medicine meetings. Wishart was a foundation fellow of the American College of Surgeons and a founding physician of London\u27s Catholic hospital, St. Joseph\u27s, despite his own Protestant background. CONCLUSIONS: Wishart\u27s career comprised all the elements of modern academic surgery, including pioneering service, research, and teaching. Surgery at Western owes as much to Wishart as it does to university reorganization in response to the Flexner report. PMID: 2227097

    Sensory Measurements: Coordination and Standardization

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    Do sensory measurements deserve the label of “measurement”? We argue that they do. They fit with an epistemological view of measurement held in current philosophy of science, and they face the same kinds of epistemological challenges as physical measurements do: the problem of coordination and the problem of standardization. These problems are addressed through the process of “epistemic iteration,” for all measurements. We also argue for distinguishing the problem of standardization from the problem of coordination. To exemplify our claims, we draw on olfactory performance tests, especially studies linking olfactory decline to neurodegenerative disorders

    Boundaries of Semantic Distraction: Dominance and Lexicality Act at Retrieval

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    Three experiments investigated memory for semantic information with the goal of determining boundary conditions for the manifestation of semantic auditory distraction. Irrelevant speech disrupted the free recall of semantic category-exemplars to an equal degree regardless of whether the speech coincided with presentation or test phases of the task (Experiment 1) and occurred regardless of whether it comprised random words or coherent sentences (Experiment 2). The effects of background speech were greater when the irrelevant speech was semantically related to the to-be-remembered material, but only when the irrelevant words were high in output dominance (Experiment 3). The implications of these findings in relation to the processing of task material and the processing of background speech is discussed

    From DPSIR the DAPSI(W)R(M) Emerges… a Butterfly – ‘protecting the natural stuff and delivering the human stuff’

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    The complexity of interactions and feedbacks between human activities and ecosystems can make the analysis of such social-ecological systems intractable. In order to provide a common means to understand and analyse the links between social and ecological process within these systems, a range of analytical frameworks have been developed and adopted. Following decades of practical experience in implementation, the Driver Pressure State Impact Response (DPSIR) conceptual framework has been adapted and re-developed to become the D(A)PSI(W)R(M). This paper describes in detail the D(A)PSI(W)R(M) and its development from the original DPSIR conceptual frame. Despite its diverse application and demonstrated utility, a number of inherent shortcomings are identified. In particular the DPSIR model family tend to be best suited to individual environmental pressures and human activities and their resulting environmental problems, having a limited focus on the supply and demand of benefits from nature. We present a derived framework, the “Butterfly”, a more holistic approach designed to expand the concept. The “Butterfly” model, moves away from the centralised accounting framework approach while more-fully incorporating the complexity of social and ecological systems, and the supply and demand of ecosystem services, which are central to human-environment interactions

    A system of metrics for the assessment and improvement of aquatic ecosystem models

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    In this paper, we introduce the CSPS framework for the hierarchical assessment of aquatic ecosystem models built on a range of metrics and characteristic signatures relevant to aquatic ecosystem condition. The framework is comprised of four levels: 0) conceptual validation; 1) comparison of simulated state variables with observations (‘state validation’); 2) comparison of fluxes with measured process rates (‘process validation’); and 3) assessment of system-level emergent properties, patterns and relationships (‘system validation’). Of these, only levels 0 and 1 are routinely undertaken at present. To highlight a diverse range of contexts relevant to the aquatic ecosystem modelling community, we present several case studies of improved validation approaches using the level 0–3 assessment hierarchy. We envision that the community–driven adoption of these metrics will lead to more rigorously assessed models, ultimately accelerating advances in model structure and function, and improved confidence in model predictions
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