55 research outputs found

    Sexual violence and general functioning among formerly abducted girls in Northern Uganda: the mediating roles of stigma and community relations--the WAYS study.

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    BACKGROUND: Although sexual violence in war is associated with long-term mental health problems, little is known about its association with general functioning and the factors that explain this association. This study aims to illuminate the path from sexual violence to poor functioning. The prevalence of sexual violence among formerly abducted girls in Northern Uganda was assessed as well as the extent to which stigma and community relations explain the association between sexual violence and general functioning. METHOD: In a cross-sectional analysis using data from the WAYS study (N = 210, baseline age 22.06, SD = 2.06, minimum-maximum 18-25), the extent of mediation of the association between sexual violence and general functioning was assessed in multiple regression models. RESULTS: Sexual violence was found to be associated with increased stigma, poor community relations, and poor general functioning. The association between sexual violence and general functioning was mediated by stigma and community relations. The bootstrap results indicated significant mediation by stigma of 47 % (95 % confidence interval [CI] 35 to 78 % and by community relations of 67 % (95 % CI: 52 to 78 %) in the association between sexual violence and general functioning. CONCLUSION: Thus, poor functioning among formerly abducted girls is largely mediated by stigma and poor community relations. However, due to the relatively small effect sizes of the associations, targeted interventions to prevent impaired functioning may have only modest benefits to the formerly abducted girls. Interventions to alleviate the toxic effects of sexual violence in formerly abducted girls would benefit from a holistic approach that targets stigma and poor relationships within communities

    Finishing the euchromatic sequence of the human genome

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    The sequence of the human genome encodes the genetic instructions for human physiology, as well as rich information about human evolution. In 2001, the International Human Genome Sequencing Consortium reported a draft sequence of the euchromatic portion of the human genome. Since then, the international collaboration has worked to convert this draft into a genome sequence with high accuracy and nearly complete coverage. Here, we report the result of this finishing process. The current genome sequence (Build 35) contains 2.85 billion nucleotides interrupted by only 341 gaps. It covers ∼99% of the euchromatic genome and is accurate to an error rate of ∼1 event per 100,000 bases. Many of the remaining euchromatic gaps are associated with segmental duplications and will require focused work with new methods. The near-complete sequence, the first for a vertebrate, greatly improves the precision of biological analyses of the human genome including studies of gene number, birth and death. Notably, the human enome seems to encode only 20,000-25,000 protein-coding genes. The genome sequence reported here should serve as a firm foundation for biomedical research in the decades ahead

    Patient and stakeholder engagement learnings: PREP-IT as a case study

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    A multi-country test of brief reappraisal interventions on emotions during the COVID-19 pandemic.

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    The COVID-19 pandemic has increased negative emotions and decreased positive emotions globally. Left unchecked, these emotional changes might have a wide array of adverse impacts. To reduce negative emotions and increase positive emotions, we tested the effectiveness of reappraisal, an emotion-regulation strategy that modifies how one thinks about a situation. Participants from 87 countries and regions (n = 21,644) were randomly assigned to one of two brief reappraisal interventions (reconstrual or repurposing) or one of two control conditions (active or passive). Results revealed that both reappraisal interventions (vesus both control conditions) consistently reduced negative emotions and increased positive emotions across different measures. Reconstrual and repurposing interventions had similar effects. Importantly, planned exploratory analyses indicated that reappraisal interventions did not reduce intentions to practice preventive health behaviours. The findings demonstrate the viability of creating scalable, low-cost interventions for use around the world

    Biofilm differentiation and dispersal in mucoid pseudomonas aeruginosa isolates from patients with cystic fibrosis

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    Intractable biofilm infections with Pseudomonas aeruginosa are the major cause of premature death associated with cystic fibrosis (CF). Few studies have explored the biofilm developmental cycle of P. aeruginosa isolates from chronically infected individuals. This study shows that such clinical isolates exhibit biofilm differentiation and dispersal processes similar to those of the better-studied laboratory P. aeruginosa strain PAO1 in the glass flow-cell (continuous-culture) biofilm model, albeit they are initially less adherent and their microcolonies are slower to develop and show heterogeneous, strain-specific variations in architecture. Confocal scanning laser microscopy combined with LIVE/DEAD viability staining revealed that in all CF biofilms bacterial cell death occurred in maturing biofilms, extending from the substratum to the central regions of mature microcolonies to varying degrees, depending on the strain. Bacteriophage activity was detected in the maturing biofilms of all CF strains examined and the amount of phage produced paralleled the degree of cell death seen in the biofilm. Some CF strains exhibited 'seeding dispersal' associated with the above phenomena, producing 'hollowing' as motile cells evacuated from the microcolony interiors as has been described for strain PAO1. Moreover, morphotypic cell variants were seen in the biofilm effluents of all CF strains. For those CF strains where marked cell death and seeding dispersal occurred in the microcolonies, variants were more diverse (up to five morphotypes) compared to those of strain PAO1 (two morphotypes). Given that variants of strain PAO1 have enhanced colonization traits, it seems likely that the similar biofilm dispersal events described here for CF strains contribute to the variability seen in clinical isolates and the overall persistence of the P. aeruginosa in the CF airwa
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