364 research outputs found

    Making Sense and Talking Sense: A Case Study of the Correlations Between Sensemaking, Identity and Image in the New Zealand Functional Food Industry

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    Functional foods are purported by scientists to provide consumers with health benefits over and above food’s most basic uses: providing energy and sustaining life. Western nations, including New Zealand, face significant health challenges as their populations suffer from unprecedented rates of chronic illnesses like cancer and obesity, and health-conscious consumers appear willing and able to purchase these products. The functional food industry has been growing rapidly for the last decade and is widely tipped to continue this growth. However, there is concern that the market is largely unregulated and consumers are confused by the sheer volume of news and information about functional food and health issues. The purpose of this study is to examine the way that a functional food producer makes sense of its role in this complex social, political and economic context, particularly regarding its contribution to public health. The study takes a communication perspective and uses primarily a thematic analysis. Theories of organisational sensemaking, identity and image provide a framework for the case study analysis focusing on organisational communication with stakeholders and attempts to manage contextual issues that affect both the case study organisation and the whole industry. Data was gathered by interviewing higher-level managers from a range of divisions in the organisation, and by collecting a selection of corporate communication documents produced by the organisation for consumers. The study found that the case study organisation’s identity was heavily influenced by health values that align with the product’s proven health benefits. However, the organisation promotes the product as a premium food product, which prices a number of consumers out of the market, and illustrates the limitations this particular product has for improving consumer health. At the same time, the organisational identity comes under threat from challenges to the sustainability of the organisation’s production methods. Analysing the way organisational members respond to these threats provides an interesting picture of the way sensemaking processes are affected by external influences as internal stakeholders re-assess the organisation’s identity

    In Silico Prediction of Physicochemical Properties

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    This report provides a critical review of computational models, and in particular(quantitative) structure-property relationship (QSPR) models, that are available for the prediction of physicochemical properties. The emphasis of the review is on the usefulness of the models for the regulatory assessment of chemicals, particularly for the purposes of the new European legislation for the Registration, Evaluation, Authorisation and Restriction of CHemicals (REACH), which entered into force in the European Union (EU) on 1 June 2007. It is estimated that some 30,000 chemicals will need to be further assessed under REACH. Clearly, the cost of determining the toxicological and ecotoxicological effects, the distribution and fate of 30,000 chemicals would be enormous. However, the legislation makes it clear that testing need not be carried out if adequate data can be obtained through information exchange between manufacturers, from in vitro testing, and from in silico predictions. The effects of a chemical on a living organism or on its distribution in the environment is controlled by the physicochemical properties of the chemical. Important physicochemical properties in this respect are, for example, partition coefficient, aqueous solubility, vapour pressure and dissociation constant. Whilst all of these properties can be measured, it is much quicker and cheaper, and in many cases just as accurate, to calculate them by using dedicated software packages or by using (QSPRs). These in silico approaches are critically reviewed in this report.JRC.I.3-Toxicology and chemical substance

    The Physics of the Antarctic Circumpolar Current

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    A region of transition of surface water characteristics from subantarctic to Antarctic and an associated eastward flowing Antarctic Circumpolar Current (ACC) have long been recognized to exist as a band around Antarctica. In this review we summarize the most important observational and theoretical findings of the past decade regarding the ACC, identify gaps in our knowledge, and recommend studies to address these. The nature of the meridional zonation of the ACC is only now being revealed. The ACC seems to exist as multiple narrow jets imbedded in, or associated with, density fronts (the Subantarctic and Polar fronts) which appear to be circumpolar in extent. These fronts meander, and current rings form from them; lateral frontal shifts of as much as 100km in 10 days have been observed. The volume transport of the ACC has been estimated many times with disparate results

    Repeated nutrient, oxygen, and density sections through the Loop Current

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    Based on observations made in May, 1972, the nutrient and dissolved-oxygen concentrations in the offshore waters of the eastern Gulf of Mexico are described and related to the Loop Current and anticyclonic current rings, which are the principal circulation features of this region. The characteristic relationships of oxygen and nutrients to density parameters are presented..

    A Regulatory Framework for Strengthening Defined Benefit Pensions

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    Recent financial market and plan termination experiences have exposed the shortcomings of existing funding, disclosure, and premium rules governing private single-employer defined benefit pension plans in the United States. These rules were designed to provide predictability for plan sponsors and administrators, by insulating pension plans from the realities of economic and financial market fluctuations. Unfortunately current practice often overlooks key financial principles that arguably should inform a responsible set of pension rules and the insurance system backing the plans. We outline the key characteristics of pension plans needed to beneficially guide rule-making and offer examples drawn from proposed funding and premium rule

    Fundamentals of Music Theory

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    Motivated But Challenged: Counselor Educators’ Experiences Teaching About Social Determinants of Health

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    A phenomenological study was conducted to understand eight counselor educators’ experiences teaching about social determinants of health. The analysis yielded three themes: educator identity, motivations, and challenges. Implications for counselor educators preparing future counselors to be leaders in multiculturalism, social justice, and advocacy are provided

    A Flexible Platform for Biofeedback-driven Control and Personalization of Electrical Nerve Stimulation Therapy

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    Electrical vagus nerve stimulation is a treatment alternative for many epileptic and depressed patients whose symptoms are not well managed with pharmaceutical therapy. However, the fixed stimulus, open loop dosing mechanism limits its efficacy and precludes major advances in the quality of therapy. A real-time, responsive form of vagus nerve stimulation is needed to control nerve activation according to therapeutic need. This personalized approach to therapy will improve efficacy and reduce the number and severity of side effects. We present autonomous neural control, a responsive, biofeedback-driven approach that uses the degree of measured nerve activation to control stimulus delivery. We demonstrate autonomous neural control in rats, showing that it rapidly learns how to most efficiently activate any desired proportion of vagal A, B, and/or C fibers over time. This system will maximize efficacy by minimizing patient response variability and by minimizing therapeutic failures resulting from longitudinal decreases in nerve activation with increasing durations of treatment. The value of autonomous neural control equally applies to other applications of electrical nerve stimulation

    Infant feeding in the context of HIV: a qualitative study of health care workers’ knowledge of recommended infant feeding options in Papua New Guinea

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    BACKGROUND: Interventions to prevent mother to child transmission of human immunodeficiency virus (HIV) during childbirth and breastfeeding can reduce HIV infections in infants to less than 5% in low and middle income countries. The World Health Organization (WHO) recommends all mothers, regardless of their HIV status, practice exclusive breastfeeding for the first six months of an infant’s life. In line with these recommendations and to protect, promote and support breastfeeding, in 2009 the PNG National Department of Health revised their National HIV infant feeding guidelines, reinforcing the WHO recommendation of exclusive breastfeeding for the first six months followed by the introduction of other food and fluids, while continuing breastfeeding. The overall aim of this paper is to explore health care workers’ knowledge regarding infant feeding options in PNG, specifically as they relate to HIV exposed infants. METHODS: As part of a study investigating women’s and men’s experiences of prevention of mother to child transmission (PMTCT) services in two sites in PNG, 28 key informant interviews were undertaken. This paper addresses one theme that emerged from thematic data analysis: Health care workers’ knowledge regarding infant feeding options, specifically how this knowledge reflects the Papua New Guinea National HIV Care and Treatment Guidelines on HIV and infant feeding (2009). RESULTS: Most informants mentioned exclusive breastfeeding, the majority of whom reflected the most up-to-date National Guidelines of exclusive breastfeeding for six months. The importance of breastfeeding continuing beyond this time, along with the introduction of food and fluids was less well understood. The most senior people involved in PMTCT were the informants who most accurately reflected the national guidelines of continuing breastfeeding after six months. CONCLUSION: Providing advice on optimal infant feeding in resource poor settings is problematic, especially in relation to HIV transmission. Findings from our study reflect those found elsewhere in identifying that key health care workers are not aware of up-to-date information relating to infant feeding, especially within the context of HIV. Greater emphasis needs to be placed on ensuring the most recent feeding guidelines are disseminated and implemented in clinical practice in PNG
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