526 research outputs found

    The feasibility of conducting an impact evaluation of the Dedicated Drug Court pilot

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    The relationship between drugs and crime and its implications for recovery and desistance

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    The chapter locates the book within a growing body of work establishing the link between desistance from crime and recovery from drug use, examining both the methodological and structural associations between the two phenomena. Thus, in addition to overlapping populations (people in recovery who are able to stop offending, and offenders who can stop their offending and as a result move away from problem drug use), there are major overlaps in terms of the mechanisms of change. The introduction outlines how these overlaps are reviewed in terms of conceptual frameworks, change mechanisms, applications and interventions, before concluding with an overview of common themes and future direction

    Further insights into aspects of the EU illicit drugs market: summaries and key findings

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    This publication presents key findings and summaries of selected reports from the study ‘Further insights into aspects of the EU illicit drugs market’ (Trautmann, Kilmer and Turnbull, forthcoming 2013), which provides an analysis of characteristics and operations of the EU’s illicit drugs market, as called for by the European Commission. This study is a follow-up of the earlier European Commission study, which presented an analysis of the developments of the global illicit drug markets, the drug problems and drug policy responses in the period 1998-2007 (Reuter and Trautmann 2009). The discussions of that study resulted in a number of further research questions. Some of the questions considered most important by the European Commission have been put together in a call for a further analysis of the EU illicit drugs market and responses to it, focusing on a number of aspects in the following four areas: A. An analysis of specific characteristics, mechanisms and factors that govern the EU illicit drugs market, including a conceptual framework for thinking about the structure of drug suppliers in the EU, an assessment whether there have been significant shifts in how drugs are supplied in the EU and an assessment of the extent to which drug suppliers are involved in different drugs and other criminal activities. B. A detailed analysis of the size and share of the EU illicit drug market, providing an estimate of the volume of the ‘EU market’ in illicit drugs (production and trafficking), providing an estimate of the profits generated by this market, analysing whether the EU drugs market is more supply or demand driven and exploring various aspects of drug use: user types, availability and consumption estimates. C. A detailed analysis of a number of potential policy impacts on the EU drug market(s) in recent years, assessing the impact of opioid substitution treatment (OST) on the European heroin market and the impact of policy changes on two EU drug markets. D. Scanning the future – trends in the market and policy responses, exploring expert views on future key trends of the illicit drug markets and policy responses in the EU

    Demographic associations with stage of readiness to screen for colorectal cancer

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    Objective: To describe the distribution of a population in southern urban Adelaide in terms of readiness to screen for colorectal cancer (CRC) by Faecal Occult Blood Test (FOBT) or colonoscopy according to the stages in the Transtheoretical Model (TTM) of behaviour change and to compare the stages according to demographic variables. Methods: A random sample of 664 South Australians aged 50 to 74 were surveyed in June 2006. Chi-squared analyses were performed to determine if statistically significant differences on demographic variables existed between participants at different stages of readiness to screen

    Eucalypts as a biofuel feedstock

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    Eucalypts are both a proven but largely unexplored source of woody biomass for biofuel production. Few of the some 900 species have been evaluated for cropping, yet among them are the most productive and versatile biomass species in the world, grown in over 90 countries, with species found to suit most tropical and temperate climates. The biology, science and technology underlying the breeding and growing of eucalypts and their potential for biofuel production are reviewed. How eucalypts meet sustainability and economic criteria for biofuel feedstocks, and the advantages of woody feedstocks broadly, are considered. Relevant aspects of eucalypt taxonomy, evolution, natural distribution, human dispersal, composition, domestication and biotechnology of the groups' potential as a biofuel feedstock resource are reviewed. Two case studies are outlined, illustrating species identification, domestication and harvesting processes where eucalypts are prospective biofuel feedstocks. Eucalypts are strong contenders as a universal woody biomass feedstock for biofuel

    Exploring the Validity of the Continuum of Resistance Model for Discriminating Early from Late and Non-uptake of Colorectal Cancer Screening: Implications for the Design of Invitation and Reminder Letters.

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    This item is under embargo for a period of 12 months from the date of publication, in accordance with the publisher's policy.Background The continuum of resistance model contends that respondents lie at one end of a continuum and non-respondents at the other with respect to factors demonstrated to impact on screening participation. Purpose The aim of this study was to explore the validity of this model for the prediction of participation in colorectal cancer screening. Method People aged 50 to 74 years were asked to complete a survey (n = 1,250). Eligible respondents (n = 376, 30 %) were invited to complete a faecal occult blood test (FOBT). The cutoff period for the determination of participation rates was 12 weeks, with a reminder sent at 6 weeks. Results FOBTs were returned by n = 196 people (132 within 6 weeks, 64 following a reminder). Participation was generally influenced by the same variables in both the first 6 weeks and the second 6 weeks, consistent with the continuum of resistance model. These variables were having known someone with bowel cancer and the social cognitive factor, perceptions of barriers to screening. There is a suggestion, however, that other factors may be differentially associated with early, late and non-participants. Conclusion Participation in screening appears somewhat consistent with the continuum of resistance model in that early and late participants respond to some of the same factors. This suggests that the same messages are relevant to early, late and non-screeners, but further consideration of what other factors may be influencing discrete stages of readiness to participate is necessary.This work was supported by a National Health and Medical Research Council Grant number 324717

    Interferon-stimulated gene (ISG)-expression screening reveals the specific antibunyaviral activity of ISG20

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    Bunyaviruses pose a significant threat to human health, prosperity and food security. In response to viral infections, interferons (IFNs) upregulate the expression of hundreds of interferon stimulated genes (ISGs) whose cumulative action can potently inhibit the replication of bunyaviruses. We used a flow cytometry-based method to screen the ability of ∼500 unique ISGs from humans and rhesus macaques to inhibit the replication of Bunyamwera orthobunyavirus (BUNV), the prototype of both the Peribunyaviridae family and Bunyavirales order. Candidates possessing antibunyaviral activity were further examined using a panel of divergent bunyaviruses. Interestingly, one candidate, ISG20, exhibited potent antibunyaviral activity against most viruses examined from the Peribunyaviridae, Hantaviridae and Nairoviridae families, whereas phleboviruses (Phenuiviridae) largely escaped inhibition. Similar to other viruses known to be targeted by ISG20, the antibunyaviral activity of ISG20 is dependent upon its functional ribonuclease activity. Through use of an infectious VLP assay (based on the BUNV minigenome system), we confirmed that gene expression from all 3 viral segments is strongly inhibited by ISG20. Using in vitro evolution, we generated a substantially ISG20-resistant BUNV and mapped the determinants of ISG20 sensitivity/resistance. Taken together, we report that ISG20 is a broad and potent antibunyaviral factor yet some bunyaviruses are remarkably ISG20 resistant. Thus, ISG20 sensitivity/resistance could influence the pathogenesis of bunyaviruses, many of which are emerging viruses of clinical or veterinary significance

    Higher PLIN5 but not PLIN3 content in isolated skeletal muscle mitochondria following acute in vivo contraction in rat hindlimb

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    Contraction-mediated lipolysis increases the association of lipid droplets and mitochondria, indicating an important role in the passage of fatty acids from lipid droplets to mitochondria in skeletal muscle. PLIN3 and PLIN5 are of particular interest to the lipid droplet–mitochondria interaction because PLIN3 is able to move about within cells and PLIN5 associates with skeletal muscle mitochondria. This study primarily investigated: 1) if PLIN3 is detected in skeletal muscle mitochondrial fraction; and 2) if mitochondrial protein content of PLIN3 and/or PLIN5 changes following stimulated contraction. A secondary aim was to determine if PLIN3 and PLIN5 associate and whether this changes following contraction. Male Long Evans rats (n = 21;age, 52 days; weight = 317 6 g) underwent 30 min of hindlimb stimulation (10 msec impulses, 100 Hz/3 sec at 10–20 V; train duration 100 msec). Contraction induced a ~50% reduction in intramuscular lipid content measured by oil red-O staining of red gastrocnemius muscle. Mitochondria were isolated from red gastrocnemius muscle by differential centrifugation and proteins were detected by western blotting. Mitochondrial PLIN5 content was ~1.6-fold higher following 30 min of contraction and PLIN3 content was detected in the mitochondrial fraction, and unchanged following contraction. An association between PLIN3 and PLIN5 was observed and remained unaltered following contraction. PLIN5 may play a role in mitochondria during lipolysis, which is consistent with a role in facilitating/regulating mitochondrial fatty acid oxidation. PLIN3 and PLIN5 may be working together on the lipid droplet and mitochondria during contraction-induced lipolysis
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