680 research outputs found

    GIVE: portable genome browsers for personal websites.

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    Growing popularity and diversity of genomic data demand portable and versatile genome browsers. Here, we present an open source programming library called GIVE that facilitates the creation of personalized genome browsers without requiring a system administrator. By inserting HTML tags, one can add to a personal webpage interactive visualization of multiple types of genomics data, including genome annotation, "linear" quantitative data, and genome interaction data. GIVE includes a graphical interface called HUG (HTML Universal Generator) that automatically generates HTML code for displaying user chosen data, which can be copy-pasted into user's personal website or saved and shared with collaborators. GIVE is available at: https://www.givengine.org/

    Implementation of self management support for long term conditions in routine primary care settings: cluster randomised controlled trial

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    ObjectiveTo determine the effectiveness of an intervention to enhance self management support for patients with chronic conditions in UK primary care. Design Pragmatic, two arm, cluster randomised controlled trial.SettingGeneral practices, serving a population in northwest England with high levels of deprivation.Participants5599 patients with a diagnosis of diabetes (n=2546), chronic obstructive pulmonary disease (n=1634), and irritable bowel syndrome(n=1419) from 43 practices (19 intervention and 22 control practices).Intervention Practice level training in a whole systems approach to self management support. Practices were trained to use a range of resources: a tool to assess the support needs of patients, guidebooks on self management, and a web based directory of local self management resources. Training facilitators were employed by the health management organisation.Main Outcome MeasuresPrimary outcomes were shared decision making, self efficacy, and generic health related quality of life measured at 12 months. Secondary outcomes were general health, social or role limitations, energy and vitality, psychological wellbeing, self care activity,and enablement.ResultsWe randomised 44 practices and recruited 5599 patients, representing 43% of the eligible population on the practice lists. 4533 patients (81.0%) completed the six month follow-up and 4076 (72.8%)the 12 month follow-up.No statistically significant differences were found between patients attending trained practices and those attending control practices on any of the primary or secondary outcomes. All effect size estimates were well below the prespecified threshold of clinically important difference

    Enrichment analysis of Alu elements with different spatial chromatin proximity in the human genome

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    Transposable elements (TEs) have no longer been totally considered as “junk DNA” for quite a time since the continual discoveries of their multifunctional roles in eukaryote genomes. As one of the most important and abundant TEs that still active in human genome, Alu, a SINE family, has demonstrated its indispensable regulatory functions at sequence level, but its spatial roles are still unclear. Technologies based on 3C(chromosomeconformation capture) have revealed the mysterious three-dimensional structure of chromatin, and make it possible to study the distal chromatin interaction in the genome. To find the role TE playing in distal regulation in human genome, we compiled the new released Hi-C data, TE annotation, histone marker annotations, and the genome-wide methylation data to operate correlation analysis, and found that the density of Alu elements showed a strong positive correlation with the level of chromatin interactions (hESC: r=0.9, P<2.2×1016; IMR90 fibroblasts: r = 0.94, P < 2.2 × 1016) and also have a significant positive correlation withsomeremote functional DNA elements like enhancers and promoters (Enhancer: hESC: r=0.997, P=2.3×10−4; IMR90: r=0.934, P=2×10−2; Promoter: hESC: r = 0.995, P = 3.8 × 10−4; IMR90: r = 0.996, P = 3.2 × 10−4). Further investigation involving GC content and methylation status showed the GC content of Alu covered sequences shared a similar pattern with that of the overall sequence, suggesting that Alu elements also function as the GC nucleotide and CpG site provider. In all, our results suggest that the Alu elements may act as an alternative parameter to evaluate the Hi-C data, which is confirmed by the correlation analysis of Alu elements and histone markers. Moreover, the GC-rich Alu sequence can bring high GC content and methylation flexibility to the regions with more distal chromatin contact, regulating the transcription of tissue-specific genes

    “It's a good distraction from the mayhem of reality”: a reflexive thematic analysis on the role of video games to support coping during a crisis

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    Introduction: Video games have been shown to offer psychological benefits to gamers during times of stress. One recent, salient example of a stress-inducing event was the COVID-19 pandemic, which created periods of social isolation and uncertainty on a global scale. The current study offers a glimpse into the lives of video gamers during the COVID-19 pandemic and the role of video games in navigating day-to-day stresses during a crisis. Methods: Participants (n = 13) were recruited online via volunteer sampling and conducted text-based structured interviews via Skype or via email. Using an interview guide developed for this study, participants were asked questions regarding demographic traits such as age, gender, and employment status, as well as questions regarding their current video game play at the time of the interview and general questions, such as whether video games offered any perceived benefits during the COVID-19 lockdown. Results: Reflexive thematic analysis of 13 interviews generated three themes that focus on video games, coping, and well-being. For many participants, video games provided what the lockdown took away: permitting the restoration of agency, community, and a sense of purpose. Immersing oneself in video games was a proactive coping mechanism for some but protective for others, suggesting a range of strategies that likely differed in effectiveness. Finally, gamers discussed the tension between viewing gaming as a beneficial and valuable activity versus unproductive time-wasting. Discussion: Qualitative results are evaluated through the lens of self-determination theory. The use of video games to deal with the day-to-day stresses of the COVID-19 pandemic illustrates teachable moments that speak to video gaming as a compensatory activity during times of crisis, which applies to future global health events beyond COVID-19

    Surface-enhanced Raman spectroscopy of the endothelial cell membrane

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    We applied surface-enhanced Raman spectroscopy (SERS) to cationic gold-labeled endothelial cells to derive SERS-enhanced spectra of the bimolecular makeup of the plasma membrane. A two-step protocol with cationic charged gold nanoparticles followed by silver-intensification to generate silver nanoparticles on the cell surface was employed. This protocol of post-labelling silver-intensification facilitates the collection of SERS-enhanced spectra from the cell membrane without contribution from conjugated antibodies or other molecules. This approach generated a 100-fold SERS-enhancement of the spectral signal. The SERS spectra exhibited many vibrational peaks that can be assigned to components of the cell membrane. We were able to carry out spectral mapping using some of the enhanced wavenumbers. Significantly, the spectral maps suggest the distribution of some membrane components are was not evenly distributed over the cells plasma membrane. These results provide some possible evidence for the existence of lipid rafts in the plasma membrane and show that SERS has great potential for the study and characterization of cell surfaces

    Leadership and decision-making practices in public versus private universities in Pakistan

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    The goal of this study is to examine differences in leadership and decision-making practices in public and private universities in Pakistan, with a focus on transformational leadership (TL) and participative decision-making (PDM). We conducted semi-structured interviews with 46 deans and heads of department from two public and two private universities in Pakistan. Our findings indicate that leadership and decision-making practices are different in public and private universities. While differences were observed in all six types of TL-behaviour, the following three approaches emerged to be crucial in both public and private universities: (1) articulating a vision, (2) fostering the acceptance of group goals, and (3) high-performance expectations. In terms of PDM, deans and heads of department in public and private universities adopt a collaborative approach. However, on a practical level this approach is limited to teacher- and student-related matters. Overall, our findings suggest that the leadership and decision-making practices in Pakistani public and private universities are transformational and participative in nature

    Does recent research evidence support the hyperpersonal model of online impression management?

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    The hyperpersonal mode of communication was conceived in the 1990s and has driven much of the research into online impression management. It is based on four principal tenets (increased control, asynchronicity of communication, increased physical distance, increased cognitive resources) and has largely been supported, especially by research involving text-only communication. This review briefly summarises this research before identifying four areas in which it is not supported by findings: use of language in online environments, online self-disclosure, the expanding nature of online platforms to include pictures and video, and the wider context of online communication. We suggest that the model is modified and updated, or its limitations defined, with respect to this evidence

    An online life like any other: identity, self-determination, and social networking among adults with intellectual disabilities

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    Research focusing on online identity and the personal experiences of adults with Intellectual disabilities (ID) is currently limited. Eleven adults with Intellectual disabilities were interviewed regarding personal experiences of being online and using social media. Data were analyzed qualitatively using thematic network analysis. Two global themes of ‘Online Relatedness and Sharing’ and ‘Online Agency and Support’ highlighted the positive potential of social media in enabling the development and maintenance of social bonds, valued social roles and feelings of enjoyment, competence, autonomy and self-worth. Participants reported sharing various expressed online identities, which did not focus on or hide impairment, challenging notions of dependency, with participants both providing support and being supported online

    Internet Access by People with Intellectual Disabilities: Inequalities and Opportunities

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    This review gives an overview of the societal inequalities faced by people with intellectual disabilities, before focusing specifically on challenges people face accessing the Internet. Current access will be outlined along with the societal, support and attitudinal factors that can hinder access. Discussion of carer views of Internet use by people with intellectual disabilities will be covered incorporating consideration of the tension between protection, self-determination and lifestyle issues and gaining Internet access. We will address how impairment related factors may impede access and subsequently discuss how supports may be used to obfuscate impairments and facilitate access. We will move on from this to critically describe some of the potential benefits the Internet could provide to people with intellectual disabilities, including the potential for self-expression, advocacy and developing friendships. Finally, strategies to better include people with intellectual disabilities online will be given along with future research suggestions

    Multi-media packaging and ergonomic appraisal

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    The main aim of a health and safety campaign is to persuade audiences to adopt or avoid certain types of behaviours. Subsequently, it is suggested that the manner in which this information is presented will be one important determining factor in the intervention's success. With the advent of inexpensive multi-media packaging it is possible to import great flexibility in design, combining sounds bites with graphical features. For example, one can use this to present images of celebrities or other icons. This review will consider the ergonomic factors which are important in the design of multi-media packaging
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