674 research outputs found

    SjÀlvbildens resa genom kriminalvÄrden

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    Författare: Anders Wiklander Titel: SjĂ€lvbildens resa genom kriminalvĂ„rden Kandidatuppsats: SOCK01, 15 hp Internet Handledare: Åke NilsĂ©n Sociologiska institutionen, VĂ„rterminen 2013 Problem/Bakgrund: NĂ€r en blivande kriminalvĂ„rdsklient för första gĂ„ngen kommer till en kriminalvĂ„rdsanstalt, stĂ€lls han inför nĂ„got som pĂ„ mĂ„nga sĂ€tt kan betecknas som en annan vĂ€rld. Mycket av den sociala bas som skapat hans sjĂ€lvbild börjar suddas ut i och med vistelsen i anstalten. Det pĂ„tvingade umgĂ€nget med andra mĂ€nniskor, som den nyanlĂ€nda klienten kanske aldrig skulle ha trĂ€ffat i friheten, skapar en möjlig grogrund för en Ă€ndrad sjĂ€lvbild. Forskning visar pĂ„ att den före detta kriminalvĂ„rdsklienten visserligen Ă„terfĂ„r en del av sin sociala status efter frigivningen, medan en del blir bestĂ„ende förluster. Kopplat till risken för stigmatisering pĂ„ grund av det avtjĂ€nade straffet, stĂ€lls den frigivne inför kravet pĂ„ att kunna hantera stigmat. Syfte: Studiens syfte Ă€r att ta reda pĂ„ om och i sĂ„ fall hur sjĂ€lvbilden förĂ€ndras under en vistelse inom svensk kriminalvĂ„rd och hur det stigma som uppstĂ„r till följd av ett avtjĂ€nat fĂ€ngelsestraff hanteras av den före detta kriminalvĂ„rdsklienten. Den mĂ„lgrupp som valts ut inom ramen för studien har varit klienter som för första gĂ„ngen verkstĂ€ller fĂ€ngelsedomar. Fem djupintervjuer har genomförts med klienterna under tiden de vistats i en kriminalvĂ„rdsanstalt av lĂ€gsta sĂ€kerhetsnivĂ„. Dessa har sedan kompletterats med intervjuer med samma klienter efter frigivningen frĂ„n kriminalvĂ„rden. Slutsatser/Resultat: Teorin lĂ€mnar ett svar pĂ„ frĂ„gan om vad som hĂ€nder med sjĂ€lvbilden hos en klient som verkstĂ€ller en fĂ€ngelsedom. De genomförda intervjuerna pekar i samma riktning, men pekar pĂ„ att domen i sig spelar en stor roll för sjĂ€lvbildens förĂ€ndring och pĂ„ fördelar med att ha ett starkt socialt fotfĂ€ste för att dels kunna behĂ„lla sjĂ€lvbilden intakt, dels hantera den stigmatisering som teorin visar att en verkstĂ€lld fĂ€ngelsedom kan innebĂ€ra

    Optimum take-off angle in the standing long jump

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    The aim of this study was to identify and explain the optimum projection angle that maximises the distance achieved in a standing long jump. Five physically active males performed maximum-effort jumps over a wide range of take-off angles, and the jumps were recorded and analysed using a 2-D video analysis procedure. The total jump distance achieved was considered as the sum of three component distances (take-off, flight, and landing), and the dependence of each component distance on the take-off angle was systematically investigated. The flight distance was strongly affected by a decrease in the jumper’s take-off speed with increasing take-off angle, and the take-off distance and landing distance steadily decreased with increasing take-off angle due to changes in the jumper’s body configuration. The optimum take-off angle for the jumper was the angle at which the three component distances combined to produce the greatest jump distance. Although the calculated optimum take-off angles (19–27Âș) were lower than the jumpers’ preferred take-off angles (31–39Âș), the loss in jump distance through using a sub-optimum take-off angle was relatively small

    Therapeutic potential of extracellular vesicles

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    Extracellular vesicles (EVs) are nanometer-sized, lipid membrane enclosed, vesicles that are secreted by most, if not all, cells and contain macromolecular material of the source cell including lipids, proteins and various nucleic acid species. Over the last two decades, EVs have been recognized as important mediators of cell-to-cell communication that influence both physiological and pathological conditions. Owing to their ability to transfer bioactive components and surpass biological barriers, EVs are increasingly explored as therapeutics, both as natural delivery vectors and in its own right, as improved cell based therapies. In paper I, the great potential of EVs as therapeutic entities is explored by equipping EVs with the brain targeting rabies viral glycoprotein peptide and load them with siRNA against alpha-synuclein (a-Syn). The findings demonstrate that EVs efficiently deliver the siRNA to the target with subsequent reduction of a-Syn pathology in vitro as well as in the brains of a- Syn overexpressing transgenic mice. Thus, this indicates that targeted EVs can be employed as efficient vectors for siRNA therapy against Parkinson’s disease and other a-Syn related pathological conditions. In pursuance of using EVs for therapeutic purposes, the fate of injected EVs must be understood. Consequently, the aim of paper II was to elucidate the biodistribution of injected EVs and to investigate factors that may influence the tissue distribution of exogenous EVs. The use of the fluorescent lipophilic dye DiR was thoroughly assessed and found to be a suitable labelling method for biodistribution studies that allowed for in vivo EV tracing with high sensitivity. EVs displayed a general distribution pattern with high accumulation in liver, lung and spleen, which is in line with previous findings of mononuclear phagocyte system (MPS)-associated EV uptake. In addition, the biodistribution profile of EVs was, to a varying degree, influenced by the administration route, cell source, dosing and targeting. These variables may thus be adopted for future EV-based therapies to reflect the preferred biodistribution and/or pharmacokinetic profile for a given therapeutic approach. Furthermore, EVs have been found to convey the beneficial immunomodulatory effects of mesenchymal stromal cell (MSC)-based cell therapy. Based on these findings and studies demonstrating that EVs can be engineered to display surface moieties, the objective of paper III was to produce MSC-derived EVs that express therapeutic proteins. A chimeric construct, with an EV sorting domain fused to a non-signalling cytokine receptor, was introduced to the parental cell to produce EVs that can sequester cytokines, termed decoy EVs. By targeting the central inflammatory pathways of TNFa and IL-6 trans-signalling, these decoy EVs significantly ameliorate systemic inflammation and neuroinflammation in vivo. This novel concept thus combines the beneficial effects of stem cell therapy, EVs as delivery agents and cytokine targeted biologics. Taken together, the findings in this thesis suggest that EVs have the potential to be utilized as a future platform of highly potent multifaceted biopharmaceutical

    How to teach about sustainable development in physical education? Examples from the perspectives of certified teachers in Sweden

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    Introduction: Teachers have a vital role in educating and empowering students to become informed and active agents of change in promoting sustainable development (SD). Little is known what PE teachers teach about SD. The aim of the present study was to explore what certified compulsory school and upper-secondary school physical education (PE) teachers in Sweden teach about SD within their practice. Methods: An online survey was used to collect data about background information and what the PE teachers had taught about SD in PE. Data from 653 PE teachers was used and the teaching examples were analyzed through thematic analysis. Results: The analysis resulted in eight themes: Equality, inclusion, and norms, Exploring the local environment, Outdoor education and care of nature, Interdisciplinary projects, Picking waste and recycling, Sustainable bodies, Sustainable lifestyles, health and well-being, and Sustainable use of products and consumption. Discussion: The findings suggest that PE can have distinct subject-specific contribution to aspects of the SD agenda, but also a role to empower students of how movement, exercise, and sport can be embedded within a broader ecological perspective. Furthermore, the described themes may open for research about what competences that are particularly relevant for PE teachers in the context of SD.This study was supported by funds from the Swedish Research Council for Sport Science (#02022-0141)

    Attempted suicide and shame

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    A suicide attempt constitutes not only a risk factor for suicide, but also an expression of human suffering. As therapists, physicians and caring personnel we have an opportunity to reach out to this suffering individual and offer help. However, suicidal individuals often decline psychiatric follow-up or drop out of treatment prematurely. An improved understanding of these patients’ needs and problems may enhance our capability to treat them. This thesis is focusing on attempted suicide patients’ experiences. In the first study, eighteen patients were interviewed about their experiences of psychiatric inpatient treatment after a suicide attempt. Mixed feelings of relief and shame were common. Since shame is an emotion that triggers avoidance behaviors, and thus could lead to help negation, non-attendance and treatment drop-out, the following studies focused on shame in attempted suicide patients. The second study explored the shame theme in the interviews from the first study. The finding of shame with qualitative method also raised the question whether suicide attempters were generally shame-prone, that is, if suicide attempters in common were inclined to react with shame. A self-rating scale of shame-proneness, the Test of Self-Conscious Affect (TOSCA), was translated into Swedish and used as measurement of shame in the last two studies. In the third study, the propensity to shame in suicide attempters was compared with shame-proneness in non-suicidal psychiatric patients and healthy controls. In the fourth study, the TOSCA results of a small group of individuals who completed suicide were explored. The interviews with attempted suicide patients (study I and II) indicated that shame was common after a suicide attempt; thirteen out of eighteen participants described feelings and behaviors that were interpreted as shame reactions. Most women and two thirds of the men described shame reactions in the interviews. In the investigation of shame-proneness in groups of suicide attempters and non-suicidal controls, a more complex pattern emerged. Large gender differences in shame-proneness were found among the attempted suicide patients (but also among the non-suicidal controls). Female suicide attempters with borderline personality disorder (BPD) had the highest shame scores, while male suicide attempters (without BPD) had the lowest shame scores in the study. Shame-proneness among patients was also investigated with multiple regressions. It was found that shame-proneness in these samples of psychiatric patients was predicted by BPD and depression severity (but not by suicidality) in women, and level of depression and non-suicidality in men. Our studies indicated that shame reactions after attempted suicide are common, but that shame-proneness in everyday life is not typical for all groups of suicide attempters. A small group of suicide attempters who subsequently committed suicide did not differ in shame-proneness, from suicide attempters who were alive

    Optimum take-off angle in the standing long jump

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    The aim of this study was to identify and explain the optimum projection angle that maximises the distance achieved in a standing long jump. Five physically active males performed maximum-effort jumps over a wide range of take-off angles, and the jumps were recorded and analysed using a 2-D video analysis procedure. The total jump distance achieved was considered as the sum of three component distances (take-off, flight, and landing), and the dependence of each component distance on the take-off angle was systematically investigated. The flight distance was strongly affected by a decrease in the jumper’s take-off speed with increasing take-off angle, and the take-off distance and landing distance steadily decreased with increasing take-off angle due to changes in the jumper’s body configuration. The optimum take-off angle for the jumper was the angle at which the three component distances combined to produce the greatest jump distance. Although the calculated optimum take-off angles (19–27Âș) were lower than the jumpers’ preferred take-off angles (31–39Âș), the loss in jump distance through using a sub-optimum take-off angle was relatively small

    Novel Assay of Metformin Levels in Patients With Type 2 Diabetes and Varying Levels of Renal Function: Clinical recommendations

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    AbstractObjective: To study trough levels of metformin in serum and its intra individual variation in patients using a newly developed assay. Research Design and Methods: Trough serum levels of metformin was measured once using Liquid Chromatography Tandem Mass Spectrometry (LcMSMS) in 137 type 2 diabetes patients with varying renal function (99 men) and followed repeatedly during two months in 20 patients (16 men) with estimated GFR (eGFR) below 60 ml/min/1.73 m(2) body surface. Results: Patients with eGFR >60, 30-60, and <30 ml/min/1.73 m(2) had a median trough metformin concentration of 4.5 mumol/l (range 0.1-20.7, n=107), 7.71 mumol/l (0.12-15.15, n=21), and 8.88 mumol/l (5.99-18.60, n=9), respectively. The median intraindividual overall coefficient of variation (CV) was 29.4 % (range 9,8-74,2). Conclusions: Determination of serum metformin with the LCMSMS technique is useful in patients on metformin treatment. Few patients had values over 20 mumol/L. Metformin measurement is less suitable for dose titration
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