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171.
A decaying cadaver emits volatile organic compounds that are used by necrophilous and necrophagous insects in order to find their brood substrate. Although volatile organic compounds (VOCs) that are released by carcasses have been identified, little is known about the specific compounds that are used by these insects while searching for a brood substrate. Therefore, we have investigated the chemical ecology involved in the attraction of the necrophagous hide beetle Dermestes maculatus, which feeds as an adult and larva upon decomposing carcasses. Our aims have been to identify the responsible compounds in the odours of the carcass that are important for the attraction of the beetles. Furthermore, we have studied sex- and age-related differences in beetle attraction and tested whether the hide beetle can distinguish between various stages of decomposition by means of the emitted odours. Headspace collection of volatiles released from piglet carcasses (bloated stage, post-bloating stage, advanced decay and dry remains), coupled gas chromatography-mass spectrometry (GC-MS), gas chromatography with electroantennographic detection (GC-EAD) and bioassays were conducted to identify the volatiles responsible for the attraction of the beetles. Freshly emerged male beetles were attracted by the odour of piglets in the post-bloating stage (9 days after death; T(mean) = 27 °C) and the EAD-active compound benzyl butyrate. Statistical analysis revealed a higher relative proportion of benzyl butyrate in the odour bouquet of the post-bloating stage in comparison with the other stages. We therefore conclude that this compound plays an important role in the attraction of hide beetles to carcass odour. This underlines the potential use of D. maculatus for the estimation of the post mortem interval. The decomposition stage at which the female beetles are attracted to the odour of a cadaver remains unknown, as does the nature of this attraction. Pheromones (sexual or aggregation pheromones) might play an essential role correlated with their attraction to carrion and consequently with their attraction to the substrate for mating and ovipositioning.  相似文献   
172.
Almost all U.S. hospitals procure their equipment through group purchasing organizations ("GPOs"). Some hospitals subject the prices secured by GPOs to a second round of competition in an "aftermarket," in which vendors both on and off the GPO contract compete for the hospital's business. To measure the extent of the potential benefit to hospitals from another round of competition, we analyzed a database of approximately 8,100 aftermarket transactions for hospital capital equipment. The transactions data suggest that hospitals were able to achieve average savings of approximately 10 to 14 percent across the entire database (2001 through 2010) and a savings of 15 percent on average for 2010 data. These savings may be attributable to many factors, including the compensation structure of GPOs.  相似文献   
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  • Water supports life, society, the environment and the economy, therefore, the task of ensuring a nation's water supply is one of the most fundamental responsibilities of every government. Water management has become a greater challenge due to the increased demand for water as a result of population growth and the impact of climate change on the variability of rainfall. In response, many cities have implemented plans to augment their traditional water supplies (e.g. dams and groundwater) with new or alternative sources (e.g. recycled wastewater and desalinated sea water). Historical evidence suggests that in order for water augmentation projects to be successfully implemented, the support of the general public is required. It is thus critical to understand the factors which influence people's attitudes regarding water‐related matters. The aim of this study is to identify these influencing factors. Results from an empirical study including both qualitative and quantitative components indicate that a number of factors are influential in the public's acceptance of alternative water sources, including research findings, the experience of water shortage, consideration for future generations and news, facts and other publicized information. Notably, politicians and the government were rated by respondents as having a low level of influence. Factors which may determine differences in influence were explored. This revealed a small number of differences for people with low acceptance levels of recycled and desalinated water, and for people with higher levels of education. Systematic differences were identified by comparing the general Australian population with that of Toowoomba, a regional town in Queensland where a referendum on a water recycling project was held. Policy implications are discussed.
Copyright © 2010 John Wiley & Sons, Ltd.  相似文献   
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The present study highlights the characteristics of separated families in Italy for whom Parental Alienation Syndrome (PAS) has been diagnosed during court custody evaluations. The study analyzed the psychological reports of 12 court-appointed expert evaluations of families for whom PAS had been diagnosed. Twelve evaluations that did not receive the PAS diagnosis served as a control group. A specific coding system was used for data analysis. The results indicated that the alienating parents were always the parents who had custody of the children. Children who were diagnosed with PAS were predominantly the only child in the family, had identity problems and manifested manipulative behavior. The consultant in these cases suggested individual psychotherapy for the children and recommended foster care to the Social Services agency.  相似文献   
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This article traces the theoretical foundations, evolution, and limitations of Gender-Based Analysis Plus (GBA+), which is the Government of Canada's primary framework for attending to diversity and inclusion in public policy. We argue that GBA+ is, in its current form, inadequate to guide ambitious and transformative policy in the post-pandemic years given four interlocking issues: (1) a weak integration of intersectionality; (2) insufficient attention to the power structures and socio-political context undergirding social relations and policymaking; (3) an instrumental understanding of policy; and (4) a misreading of identity. Drawing on feminist, intersectional and post-structuralist methods, we adjust the GBA+ framework with the aim of addressing the conceptual shortcomings identified in our analysis. Ultimately, we demonstrate how a more explicit engagement with notions of intersectionality, power and policy's instrumental and productive aspects can enrich the ways we think about public policy as both a mechanism and a venue for transformative change.  相似文献   
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Netherlands International Law Review -  相似文献   
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The purpose of this article is to examine the policy and practice of collaboration between health and local government from a health servicesperspective. Within this remit, the authors primarily focus on the area of primary care. Four key elements of the post-1997 policy context are discussed: the move from GP fund-holding to Primary Care Groups and Trusts (PCG/Ts); a shift from treating to preventing illness; a drive for implementation by central government; and an emphasis on collaboration. Within this broad context, there are a number of factors which may support enhanced collaboration: the size, scope, responsibilities and budgets of PCG/Ts may well provide an organisational framework which is supportive of joint working. However, the ‘Berlin Wall’ between health and social care has proved to be enduring, and there are aspects of the post-1997 policy context which will continue to inhibit effective joint working, in particular centrally designed performance management systems and the dominance by GPs of PCG/Ts.  相似文献   
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