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排序方式: 共有130条查询结果,搜索用时 15 毫秒
71.
A case of fatal aconitine poisoning by Monkshood ingestion   总被引:2,自引:0,他引:2  
Accidental aconitine poisoning is extremely rare in North America. This report describes the confirmation of a case of accidental aconitine poisoning using a liquid chromatography-tandem mass spectrometry (LC-MS/MS) method. The case involved a 25-year-old man who died suddenly following a recreational outing with friends where he consumed a number of wild berries and plants including one that was later identified as Monkshood (Aconitum napellus). Postmortem blood and urine samples were available for analysis. All routine urine and blood toxicology screens were negative. The LC-MS/MS method allowed sensitive quantification of aconitine, the main toxin in A. napellus, and showed 3.6 and 149 microg/L in blood and urine, respectively. These concentrations were similar to that reported in other aconitine-related deaths. This case illustrates the dangers of consuming unidentified plants, and documents concentrations of aconitine in blood and urine in a fatal case of A. napallus-related poisoning.  相似文献   
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This article offers a genealogy of human security and environmental security set against the background of the 1994 United Nations Human Development Report and its demands for a profound transition in thinking. It shows how these two concepts have intersected and overlapped on the one hand, and diverged on the other. The debates within the UN system about what human security does or should mean have taken some account of the impact of environmental degradation on people and their communities though this has often lacked any analytical depth. The concept of environmental security, on the other hand, has become increasingly divorced from its potentially heterodox and critical roots in human security. Rather it has been captured by an orthodoxy that focuses primarily on non-traditional threats to traditional referents (i.e. the state) and that increasingly perceives ‘environmental security’ as a synonym for the threat multiplier dimensions of climate change. Rather than empowering a people-centred approach that places emancipation at the centre of human/environmental security, the author argues (following Mason and Zeitoun) that this has foreclosed rather than protected human freedom and dignity.  相似文献   
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Ali L 《Newsweek》2008,152(1-2):62-63
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Drug- and nondrug-related acquisitive crime offences such as burglary, theft, and motor vehicle theft, were compared to assess whether drug abusers were more likely to be apprehended via forensic science techniques. Data were all acquisitive offences committed over a 6-year period within a police force area in England. Drug-dependent offenders committed a wider range of offence types than nondependent offenders, and they were significantly more likely to be detected via their DNA or fingerprints (p < 0.01). A logistic regression (n > 14,000) revealed a number of predictors that influence the detection of the crime by forensic techniques. The results indicate that a number of these predictors are of statistical significance; the most significant of these being drug use by the offender with sex, ethnicity, and employment status also being relevant. Age of the offender and number of offences committed were found not to be significant. Of the four hypotheses considered to explain this, the most likely was thought to be the physical and mental impact of drug use on crime scene behavior. Consideration is given to the disciplines of forensic science and forensic psychology working closely together to distinguish factors that influence crime scene behavior.  相似文献   
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The pursuit of justice increasingly relies on productive interactions between witnesses and investigators from diverse cultural backgrounds during investigative interviews. To date, the role of cultural context has largely been ignored by researchers in the field of investigative interviewing, despite repeated requests from practitioners and policymakers for evidence-based guidance for the conduct of interviews with people from different cultures. Through examining cultural differences in human memory and communication and considering specific contextual challenges for investigative interviewing through the lens of culture, this review and associated commentaries highlight the scope for considering culture and human diversity in research on, and the practice of, investigative interviewing with victims, witnesses, and other sources. Across 11 commentaries, contributors highlight the importance of considering the role of culture in different investigative interviewing practices (e.g., rapport building, questioning techniques) and contexts (e.g., gender-based violence, asylum seeking, child abuse), address common areas of cultural mismatch between interviewer–interviewee expectations, and identify critical future routes for research. We call for an increased focus in the investigative interviewing literature on the nature and needs of our global community and encourage constructive and collaborative discussion between researchers and practitioners from around the world to better identify specific challenges and work together towards evidence-based solutions.  相似文献   
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It is important both clinically and forensically to gain information to provide an understanding of the veracity of a child’s allegations of sexual abuse. Even though it is reasonable to hypothesize that most allegations are true—children are not infallible and thus some allegations are false. A systematic model of pathways to false allegations—however rare or common—is important because so much depends on this question (i.e., both false positives and false negatives are harmful to children). We propose that there are two major pathways to false allegations of child sexual abuse: (1) the child is lying and (2) the child has a false memory due to his or her problems in information processing. We conclude by presenting a more detailed protocol for more formally evaluating these pathways to false allegations in specific cases.  相似文献   
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