264 research outputs found

    Repräsentation durch institutionalisierte Gegenmacht: Unabhängige Beratungsstellen für Erwerbslose im Rechtskreis des SGB II

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    Der neue Populismus gilt als Sprachrohr der soge-nannten ‚Abgehängten’ beschäftigungspolitischer Umbrüche. Eine Ursache ist die mangelhafte Repräsen-tation der Interessen dieser Menschen, die von den Parteien der politischen Mitte bis in die arbeitsmarkt-orientierte Grundsicherung nach SGB II reicht. Inner-halb des SGB II-Rechtskreises könnte diese Lücke zum Beispiel durch unabhängige Erwerbslosenberatungs-stellen als arbeitsmarktpolitische Akteure im Sinne institutionalisierter Gegenmacht geschlossen werden

    Factorial validity of the Toronto Alexithymia Scale (TAS-20) in clinical samples: A critical examination of the literature and a psychometric study in anorexia nervosa

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    There is extensive use of the 20-item Toronto Alexithymia Scale (TAS-20) in research and clinical practice in anorexia nervosa (AN), though it is not empirically established in this population. This study aims to examine the factorial validity of the TAS-20 in a Portuguese AN sample (N = 125), testing four different models (ranging from 1 to 4 factors) that were identified in critical examination of existing factor analytic studies. Results of confirmatory factor analysis (CFA) suggested that the three-factor solution, measuring difficulty identifying (DIF) and describing feelings (DDF), and externally oriented thinking (EOT), was the best fitting model. The quality of measurement improves if two EOT items (16 and 18) are eliminated. Internal consistency of EOT was low and decreased with age. The results provide support for the factorial validity of the TAS-20 in AN. Nevertheless, the measurement of EOT requires some caution and may be problematic in AN adolescents.Center for Psychology at the University of Porto, Portuguese Science Foundation (FCT UID/PSI/00050/2013) and EU FEDER through COMPETE 2020 program (POCI-01-0145-FEDER-007294info:eu-repo/semantics/acceptedVersio

    Neuroanatomical Pattern of Mitochondrial Complex I Pathology Varies between Schizophrenia, Bipolar Disorder and Major Depression

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    BACKGROUND:Mitochondrial dysfunction was reported in schizophrenia, bipolar disorderand major depression. The present study investigated whether mitochondrial complex I abnormalities show disease-specific characteristics. METHODOLOGY/PRINCIPAL FINDINGS:mRNA and protein levels of complex I subunits NDUFV1, NDUFV2 and NADUFS1, were assessed in striatal and lateral cerebellar hemisphere postmortem specimens and analyzed together with our previous data from prefrontal and parieto-occipital cortices specimens of patients with schizophrenia, bipolar disorder, major depression and healthy subjects. A disease-specific anatomical pattern in complex I subunits alterations was found. Schizophrenia-specific reductions were observed in the prefrontal cortex and in the striatum. The depressed group showed consistent reductions in all three subunits in the cerebellum. The bipolar group, however, showed increased expression in the parieto-occipital cortex, similar to those observed in schizophrenia, and reductions in the cerebellum, yet less consistent than the depressed group. CONCLUSIONS/SIGNIFICANCE:These results suggest that the neuroanatomical pattern of complex I pathology parallels the diversity and similarities in clinical symptoms of these mental disorders

    A psychophysiological investigation of the interplay between orienting and executive control during stimulus conflict: A heart rate variability study

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    Background It has been hypothesized that resting state cardiac vagal activity (CVA) - an indicator of parasympathetic nervous system activity - is a specific psychophysiological marker of executive control function. Here, we propose an alternative hypothesis - that CVA is associated with early stage attention orientation, promoting the flexible uptake of new information, on which the later operation of such executive control functions depends. We therefore predicted that CVA would predict the interaction between orienting and executive control. This was tested using the revised version of the Attention Network Test (ANT-R) that was developed to distinguish between orienting and executive attention during a stimulus conflict task. Methods Healthy adults (N = 48) performed the ANT-R and their resting CVA was measured over a 5 min period using ECG recordings. Results Multiple regression analyses indicated that, when other factors were controlled for, CVA was more strongly associated with the interaction between the orienting and executive control terms than with either factor individually. Conclusion Higher levels of CVA are specifically implicated in the modulation of executive control by intrinsic orientation operating at early stages of conflict detection. These initial findings of higher CVA on orienting attention in conflict detection need to be replicated in larger samples

    A Review of Phosphate Mineral Nucleation in Biology and Geobiology

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    Systemtheorie: geschlechtliche Gleichheit und Diskriminierung in der funktional differenzierten Gesellschaft

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    Die systemtheoretische Geschlechtersoziologie verwendet Luhmanns Systemtheorie als analytischen Rahmen fĂĽr ihre Einordnung geschlechtersoziologischer Fragestellungen. Im Vordergrund steht die analytische Durchdringung der paradoxen Gleichzeitigkeit geschlechtlicher Gleichheit und Diskriminierung
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