1,292 research outputs found

    Words make people think, ... but pictures make people feel: The effect negative vs. positive images on charitable behavior

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    We ran an experiment where the subjects initially played a four-round dictator game, after which each subject was shown either a set of positive images or a set of negative images. Finally the subjects played another four-round dictator game.
The effect of the sign of images shown is clear on the players’ behaviors: positive images have moderate effects on charitable behavior while negative images dramatically increase charity.
We could therefore infer from our experimental results that showing negative images of the Haitian and Chilean catastrophes to the international public would have significant positive impacts on international donations to the victims and the rebuilding programs in both countries

    Formation energies of complexes of hydrogen and carbon atoms with vacancy in fcc aluminum from first-principles

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    The DFT calculations are performed to investigate the interactions of hydrogen and carbon atoms with vacancy in fee aluminum. The solution energies of hydrogen and carbon atoms in aluminum, the cohesive energies of these atoms with vacancy and the formation energies of impurity-vacancy complexes were calculatedyesБелгородский государственный университе

    Couples living with type 1 diabetes : an integrative review of the impacts on health and wellbeing

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    Impacts of type 1 diabetes and relationship factors on health and wellbeing of both persons with diabetes and partners (T1D partners) have not been investigated. Integrative review methods evaluated the evidence. From 323 titles, we included 24 studies involving 16,083 persons with diabetes and 1020 T1D partners. Studies were quantitative (n = 13), qualitative (n = 9) and mixed methods (n = 2). Maintaining resilient, good quality, intimate relationships optimises physical and psychological outcomes for persons with diabetes. Partners experience disturbed sleep and while general psychological health is maintained, distress surrounding hypoglycaemia is overwhelming for over a third of partners. Nurturing quality relationships could reap significant health benefits

    Discrimination: a health hazard for people from refugee and asylum-seeking backgrounds resettled in Australia

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    BACKGROUND:Research has shown that discrimination is harmful to health, but there is relatively little known about discrimination experienced by people from refugee and asylum-seeking backgrounds in resettlement countries and associated health effects. This qualitative-focused mixed methods paper reports on discrimination experienced by refugees and asylum seekers, responses to discrimination, and impacts on health. METHODS:As part of a broader study of housing, social inclusion and health, surveys were completed by 423 adult refugees and asylum seekers living in South Australia who had been in Australia for up to 7 years. The survey included questions on discrimination based on skin colour, ethnicity and religion, as well as questions on hope, trust, belonging, sense of control and health (including the SF-8). Semi-structured interviews were conducted with 65 survey participants, purposively sampled by visa status, continent and gender, further exploring experiences of discrimination. These and survey open-ended responses were analysed thematically. RESULTS:Twenty-two percent of survey participants reported experiences of discrimination since arriving in Australia (14% in the last year), and 90% of these felt that discrimination had harmed their health. Key settings of discrimination were public transport, within the neighbourhood, and in relation to employment. Those who reported discrimination had significantly worse mental health (p < .000) but not physical health. Discrimination was also associated with less sense of belonging (p = .001), lower levels of trust (p = .038), reduced sense of control (p = .012) and less hope (p = .006). Incidents described in interviews and the open-ended survey responses included incivility, physical assault, and denial of services, experienced across intersecting characteristics of race/ethnicity, religion, gender and visa status. Responses to discrimination spanned affective, cognitive and behavioural dimensions, ranging across types of experience, participant characteristics and context, with most individuals reporting multiple response types. While some of the responses were reported by participants as protective of health, participants' reflections indicated significant negative impacts on mental health in particular. CONCLUSION:Discrimination featured in the resettlement experiences of a significant number of refugees and asylum seekers, with participants reporting clear negative impacts on mental health. Addressing discrimination is a key resettlement and health issue requiring urgent action.Anna Ziersch, Clemence Due and Moira Wals

    ‘Having a good friend, a good neighbour, can help you find yourself’: social capital and integration for people from refugee and asylum-seeking backgrounds in Australia

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    OnlinePublSocial networks and access to resources are important to refugee integration but there is limited research with people from refugee and asylum-seeking backgrounds. This mixed methods paper reports on the social capital of refugees and asylum seekers and relevance to settlement satisfaction and integration. Surveys were completed by 423 adult refugees and asylum seekers living in South Australia. Additionally, semi-structured interviews were conducted with 65 participants, purposively sampled from the survey, and analysed thematically. The survey indicated that satisfaction with social networks (neighbourhood, ethnic/cultural and general) was associated with satisfaction with social support, which were in turn associated with a sense of belonging and overall happiness with life in Australia. The interviews illustrated how bonding and bridging ties facilitated access to resources by providing emotional support, a sense of belonging and hope, and safety and security through friendship and connection, and the provision of practical support. However, there were limited linking ties and differing access to social capital across characteristics such as region of origin, immigration status, financial situation, English skills, and time in Australia, which can contribute to inequities over time. Overall, our findings highlight the importance of facilitating access to social capital to assist with resettlement and integration.Anna Ziersch, Moira Walsh and Clemence Du

    Expression of NOTCH3 exon 16 differentiates Diffuse Large B-cell Lymphoma into molecular subtypes and is associated with prognosis

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    Abstract Diffuse large B-cell lymphoma (DLBCL) is a heterogeneous disease with diverse clinical presentation and outcome. Bio-clinical prognostic models including oncogene expression and cell-of-origin phenotyping has been developed, however, approximately 30% of all patients still die from their disease, illustrating the need for additional prognostic biomarkers associating oncogenesis and phenotypic subclasses. Hence, we tested if alternative splice variations have biomarker potential. Initial alternative splicing analysis of human exon array from clinical DLBCL samples identified candidate genes. Experimental validation by ddPCR was performed in a DLBCL cohort classified into ABC/GCB subclasses, B-cell associated gene signatures (BAGS: naive, centroblast, centrocyte, memory, and plasmablast), and vincristine resistant gene signatures. Prognostic potential was assessed for aberrantly spliced transcripts. Thus, NOTCH3 was identified as alternatively spliced, with differential exon 16 depletion (−exon 16) between differentiation associated BAGS subtypes. Predicted vincristine resistant patients of the GCB subclass had significantly downregulated NOTCH3 −exon 16 transcript expression and tended to display adverse overall survival for R-CHOP treated patients. In conclusion, we have identified a specific alternatively spliced NOTCH3 event that differentiate molecular subtypes of DLBCL and display prognostic and predictive biomarker potential in GCB DLBCL

    Eculizumab-C5 complexes express a C5a neoepitope in vivo: Consequences for interpretation of patient complement analyses

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    Contains fulltext : 177337.pdf (Publisher’s version ) (Open Access)The complement system has obtained renewed clinical focus due to increasing number of patients treated with eculizumab, a monoclonal antibody inhibiting cleavage of C5 into C5a and C5b. The FDA approved indications are paroxysmal nocturnal haemoglobinuria and atypical haemolytic uremic syndrome, but many other diseases are candidates for complement inhibition. It has been postulated that eculizumab does not inhibit C5a formation in vivo, in contrast to what would be expected since it blocks C5 cleavage. We recently revealed that this finding was due to a false positive reaction in a C5a assay. In the present study, we identified expression of a neoepitope which was exposed on C5 after binding to eculizumab in vivo. By size exclusion chromatography of patient serum obtained before and after infusion of eculizumab, we document that the neoepitope was exposed in the fractions containing the eculizumab-C5 complexes, being positive in this actual C5a assay and negative in others. Furthermore, we confirmed that it was the eculizumab-C5 complexes that were detected in the C5a assay by adding an anti-IgG4 antibody as detection antibody. Competitive inhibition by anti-C5 antibodies localized the epitope to the C5a moiety of C5. Finally, acidification of C5, known to alter C5 conformation, induced a neoepitope reacting identical to the one we explored, in the C5a assays. These data are important for interpretation of complement analyses in patients treated with eculizumab

    Acrolein involvement in sensory and behavioral hypersensitivity following spinal cord injury in the rat

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    Growing evidence suggests that oxidative stress, as associated with spinal cord injury (SCI), may play a critical role in both neuroinflammation and neuropathic pain conditions. The production of the endogenous aldehyde acrolein, following lipid peroxidation during the inflammatory response, may contribute to peripheral sensitization and hyperreflexia following SCI via the TRPA1-dependent mechanism. Here we report that there are enhanced levels of acrolein and increased neuronal sensitivity to the aldehyde for at least 14 days after SCI. Concurrent with injury-induced increases in acrolein concentration is an increased expression of TRPA1 in the lumbar (L3-L6) sensory ganglia. As proof of the potential pronociceptive role for acrolein, intrathecal injections of acrolein revealed enhanced sensitivity to both tactile and thermal stimuli for up to 10 days, supporting the compound’s pro-nociceptive functionality. Treatment of SCI animals with the acrolein scavenger hydralazine produced moderate improvement in tactile responses as well as robust changes in thermal sensitivity for up to 49 days. Taken together, these data suggests that acrolein directly modulates SCI-associated pain behavior, making it a novel therapeutic target for preclinical and clinical SCI as an analgesic

    Update to the study protocol Face Your Fears:Virtual reality-based cognitive behavioral therapy (VR-CBT) versus standard CBT for paranoid ideations in patients with schizophrenia spectrum disorders: a randomized clinical trial

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    We unfortunately need to make an update to our published study protocol that describes a significant change in the design of the study. The Committee on Health Research Ethics of the Capital Region Denmark recently rejected the approval of changing the primary outcome in the trial, on the invariable grounds that the trial has already commenced. It is therefore necessary to retain the Green Paranoid Thought Scale (GPTS) part B, ideas of persecution, as our primary outcome, and GPTS part A, ideas of social reference, as a secondary outcome, which is described opposite in our published study protocol. The exchange of outcomes has not affected participation in our trial or the informed consent. Intervention in both groups and assessments are unchanged. The two outcomes together constitute GPTS and the unifying concept we attempt to treat, namely paranoid ideations. As this is a blinded, methodologically rigorous trial, we did not have—and still do not have—access to preliminary data, and therefore, we have no knowledge of the distribution of our two intervention groups nor the potential effect of the intervention. The power calculation remains unchanged irrespective of the selection of the primary outcome. We have been fully transparent with the changes in primary and secondary outcomes on ClinicalTrials.gov throughout the trial. Due to the considerations mentioned above, we assumed that there would not be any ethical implications of the change of primary outcome. We sincerely apologize for the irregularity caused because of this assumption. Trial registration: ClinicalTrials.gov NCT04902066. Initial release April 19th, 2021.</p
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