2,907 research outputs found

    Social values and the corruption argument against financial incentives for healthy behaviour

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    Footnotes Funding This research was funded by the Centre for the Study of Incentives in Health, from a strategic award from the Wellcome Trust Biomedical Ethics Programme (PI Marteau: 086031/Z/08/Z).Peer reviewedPublisher PD

    Platensimycin Activity against Mycobacterial β-Ketoacyl-ACP Synthases

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    Background - There is an urgent need for the discovery and development of new drugs against Mycobacterium tuberculosis, the causative agent of tuberculosis, especially due to the recent emergence of multi-drug and extensively-drug resistant strains. Herein, we have examined the susceptibility of mycobacteria to the natural product platensimycin. Methods and Findings - We have demonstrated that platensimycin has bacteriostatic activity against the fast growing Mycobacterium smegmatis (MIC = 14 µg/ml) and against Mycobacterium tuberculosis (MIC = 12 µg/ml). Growth in the presence of paltensimycin specifically inhibited the biosynthesis of mycolic acids suggesting that the antibiotic targeted the components of the mycolate biosynthesis complex. Given the inhibitory activity of platensimycin against β-ketoacyl-ACP synthases from Staphylococcus aureus, M. tuberculosis KasA, KasB or FabH were overexpressed in M. smegmatis to establish whether these mycobacterial KAS enzymes were targets of platensimycin. In M. smegmatis overexpression of kasA or kasB increased the MIC of the strains from 14 µg/ml, to 30 and 124 µg/ml respectively. However, overexpression of fabH on did not affect the MIC. Additionally, consistent with the overexpression data, in vitro assays using purified proteins demonstrated that platensimycin inhibited Mt-KasA and Mt-KasB, but not Mt-FabH. Significance - Our results have shown that platensimycin is active against mycobacterial KasA and KasB and is thus an exciting lead compound against M. tuberculosis and the development of new synthetic analogues

    Lost in Translation: A Standardized, Interdepartmental Approach to Improve the Safety of Inpatient Transitions of Care

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    AIM: During the 2016-2017 academic year physician perception of favorability regarding inpatient interunit handoffs will meet the national HSOPS benchmark without negatively impacting patient bed flow. All ACGME training programs at Thomas Jefferson University Hospital will expose their new trainees to standardized handoff training during orientation in June 2017 as well as adapt a framework for monitoring trainee compliance and proficiency.https://jdc.jefferson.edu/patientsafetyposters/1028/thumbnail.jp

    Making A Difference: Year Two Report of the Pennsylvania High School Coaching Initiative

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    This report examines the implementation of the second year of three for the Pennsylvania High School Coaching Initiative (PAHSCI). Funded by the Annenberg Foundation, this initiative focuses on literacy and math coaches providing support to teachers from across the major subject areas to create literacy-rich classrooms in which students actively engage in learning tasks that deepen their content knowledge and strengthen their abilities to think critically and communicate well. This report presents findings from the first two years of research. It includes survey research as well as in-depth qualitative research in participating schools and districts and provides recommendations for PAHSCI stakeholders as they refine the program and for other education reformers as they consider the benefits of instructional coaching as a strategy for improving high schools and student achievement

    Edge enhancement improves disruptive camouflage by emphasising false edges and creating pictorial relief

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    Disruptive colouration is a visual camouflage composed of false edges and boundaries. Many disruptively camouflaged animals feature enhanced edges; light patches are surrounded by a lighter outline and/or a dark patches are surrounded by a darker outline. This camouflage is particularly common in amphibians, reptiles and lepidopterans. We explored the role that this pattern has in creating effective camouflage. In a visual search task utilising an ultra-large display area mimicking search tasks that might be found in nature, edge enhanced disruptive camouflage increases crypsis, even on substrates that do not provide an obvious visual match. Specifically, edge enhanced camouflage is effective on backgrounds both with and without shadows; i.e. this is not solely due to background matching of the dark edge enhancement element with the shadows. Furthermore, when the dark component of the edge enhancement is omitted the camouflage still provided better crypsis than control patterns without edge enhancement. This kind of edge enhancement improved camouflage on all background types. Lastly, we show that edge enhancement can create a perception of multiple surfaces. We conclude that edge enhancement increases the effectiveness of disruptive camouflage through mechanisms that may include the improved disruption of the object outline by implying pictorial relief

    Water requirements of floodplain rivers and fisheries: existing decision support tools and pathways for development

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    Fisheries / Rivers / Flood plains / Hydrology / Ecology / Models / Decision support tools / Environmental impact assessment / Methodology / Databases

    Towards understanding interactions between Sustainable Development Goals: the role of environment–human linkages

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    Only 10 years remain to achieve all Sustainable Development Goals (SDGs) globally, so there is a growing need to increase the effectiveness and efficiency of action by targeting multiple SDGs. The SDGs were conceived as an ‘indivisible whole’, but interactions between SDGs need to be better understood. Several previous assessments have begun to explore interactions including synergies and possible conflicts between the SDGs, and differ widely in their conclusions. Although some highlight the role of the more environmentally-focused SDGs in underpinning sustainable development, none specifically focuses on environment-human linkages. Assessing interactions between SDGs, and the influence of environment on them, can make an important contribution to informing decisions in 2020 and beyond. Here, we review previous assessments of interactions among SDGs, apply an influence matrix to assess pairwise interactions between all SDGs, and show how viewing these from the perspective of environment-human linkages can influence the outcome. Environment, and environment-human linkages, influence most interactions between SDGs. Our action-focused assessment enables decision makers to focus environmental management to have the greatest impacts, and to identify opportunities to build on synergies and reduce trade-offs between particular SDGs. It may enable sectoral decision makers to seek support from environment managers for achieving their goals. We explore cross-cutting issues and the relevance and potential application of our approach in supporting decision making for progress to achieve the SDGs

    Evaluation Results of an Innovative Pilot Program to Increase Access to Fresh Fruits and Vegetables in Cobb County, GA

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    Background: This abstract describes a public health practice initiative called the Farm Fresh Market (FFM) and presented pilot evaluation results. Methods: The FFM, developed by Cobb and Douglas Public Health, the McCleskey-East Cobb Family YMCA, and Cobb2020, sold low-cost fruits and vegetables to families living in the 30168 zip code of Austell, Georgia. The evaluation focused on documenting to what extent the FFM reached its intended population and increased perceived access to fresh fruits and vegetables among customers. A convenience sample of 100 returning FFM customers completed self-administered, written intercept surveys at the end of the 2014 market season. Results: The market served customers from a range of socioeconomic backgrounds. Most customers strongly agreed that the FFM made it easier (69%) and less expensive (79%) for them to buy fresh fruits and vegetables and easier for them (63%) and their families (64%) to eat a healthy diet. Most customers reported that they ate more vegetables (65%) and fruit (55%) as a result of shopping at the FFM and reported high levels of satisfaction with all aspects of the FFM. Conclusions: The results suggest that the FFM served customers from the local area and that the FFM may have increased perceived access to healthy food options among customers. Community-level interventions to increase access to healthy foods may play an important role in chronic disease prevention
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