117 research outputs found

    A Comparative Study of Student Demand for Status in Ireland, Italy and the United States

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    This paper reports on results of surveys of hundreds of students in Italy, Ireland and the United States that show that if simply confronted with questions about their preferences for high relative income at the expense of absolute income that a) a substantial fractiongive inconsistent answers and b) that the remainder are overwhelmingly status conscious. It also shows that where they are given more information about the benefits of higher real income that there is a significant decrease in this preference for status. The results are remarkably similar in all 3 countries and what differences exist are consistent with what we know about their differences in intergenerational income mobility. It also sho ws that when the price of status is changed American students response is highly inconsistent with any fully formed preferences for status. This is somewhat less so in Italy. Overall the results throw doubt on one of the empirical linchpins that has been used to bolster the idea that relative income is what people seek.

    Is Design Guidance for Roads incomplete?

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    What aspects of health and wellbeing are most important to parent carers of children with disabilities?

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    Introduction: Parent carers of children with special educational needs or disabilities are at risk of poorer health and wellbeing outcomes because of the distinct and challenging circumstances they face. Evaluations of interventions promoting the health of parent carers should focus on measuring the aspects of health and wellbeing which are most relevant to this group. As part of a programme of research on parent carer‐focused interventions, this study aimed to understand which aspects of health and wellbeing are perceived by parent carers as most meaningful and important. Methods: A qualitative study using semistructured online interviews was conducted. A purposive sample of parent carers was interviewed about relevant health and wellbeing outcomes. Transcripts were analysed thematically. Results: Thirty parent carers were interviewed, 19 of whom had experienced a health‐promoting intervention, either as participants (n = 14) or facilitators (n = 5). Three main themes were identified: ‘self, identity and beliefs’; ‘social connections and support’ and ‘health‐promoting practices and outcomes.’ Each theme encompassed the challenges participants faced, and the changes that helped them overcome these challenges. ‘Self‐identity’ challenges focused on the overwhelming nature of the parental care role and the emotional impact of this. Changes were brought about by developing a positive mindset, increasing confidence, and reconnecting with aspects of their identity which were important to them before they became parent carers. Challenges related to ‘social connections’ reflected parent carers' isolation. Change was brought about through increased peer support and peer interactions. Parent carers experienced challenges in terms of ‘health‐promoting activities’ because they lacked free time and experienced poor physical health. Changes were brought about by engagement in health‐promoting activities of various kinds. Conclusion: Parent carers view health and wellbeing in terms of overcoming the common challenges they face as a group. These challenges reflect the ways in which their physiological and psychological needs are often unmet. Researchers interested in measuring parent carer health and wellbeing should consider the specific challenges this group face, as well as theoretical frameworks which can make sense of these challenges, such as self‐determination theory. Patient or Public Contribution: Our team carries out patient and public involvement (PPI) through a Family Faculty group facilitated by a Family Involvement Co‐ordinator (A. McD.) who is herself a parent carer. A study‐specific PPI working group was established which included members of the Family Faculty. The PPI group advised on various aspects of the research as reported in the paper. The manuscript was co‐authored by the team's Family Involvement Co‐ordinator (A. McD.)

    Investigating revealed preferences for urban waterway conditions: A hedonic property valuation study

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    This study examines the impact of urban waterway conditions on property market prices. In general, similar revealed preference studies typically focus on identifying the value associated with changes in attributes such as riparian vegetation or water quality. Using an index that classifies waterways based on the vegetation and channel conditions, we analyse both attributes. Our spatial hedonic property price model findings indicate that buyers are willing to pay premiums ranging from 2.7% to 8.5%, depending on vegetation and channel conditions. However, when the proximity to the waterway is accounted for, we found that properties adjacent to the highest-ranked vegetation and channel conditions attract a higher premium of 12.8%. Overall, the implicit marginal effects for the distance–condition interaction variables indicate that for lower-ranked waterway conditions, there is a relative aversion to being adjacent to waterways. The results suggest that there are significant gains to be realised from removing concrete-lined channels and replacing them with stones for banks, or re-creating unmodified channels, even if there is only limited scope for increasing vegetation

    Functional Redundancy of Class I Phosphoinositide 3-Kinase (PI3K) Isoforms in Signaling Growth Factor-Mediated Human Neutrophil Survival

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    We have investigated the contribution of individual phosphoinositide 3-kinase (PI3K) Class I isoforms to the regulation of neutrophil survival using (i) a panel of commercially available small molecule isoform-selective PI3K Class I inhibitors, (ii) novel inhibitors, which target single or multiple Class I isoforms (PI3Kα, PI3Kβ, PI3Kδ, and PI3Kγ), and (iii) transgenic mice lacking functional PI3K isoforms (p110δKOγKO or p110γKO). Our data suggest that there is considerable functional redundancy amongst Class I PI3Ks (both Class IA and Class IB) with regard to GM-CSF-mediated suppression of neutrophil apoptosis. Hence pharmacological inhibition of any 3 or more PI3K isoforms was required to block the GM-CSF survival response in human neutrophils, with inhibition of individual or any two isoforms having little or no effect. Likewise, isolated blood neutrophils derived from double knockout PI3K p110δKOγKO mice underwent normal time-dependent constitutive apoptosis and displayed identical GM-CSF mediated survival to wild type cells, but were sensitized to pharmacological inhibition of the remaining PI3K isoforms. Surprisingly, the pro-survival neutrophil phenotype observed in patients with an acute exacerbation of chronic obstructive pulmonary disease (COPD) was resilient to inactivation of the PI3K pathway

    Effects of a physical education intervention on cognitive function in young children: randomized controlled pilot study

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    Randomized controlled trials (RCT) are required to test relationships between physical activity and cognition in children, but these must be informed by exploratory studies. This study aimed to inform future RCT by: conducting practical utility and reliability studies to identify appropriate cognitive outcome measures; piloting an RCT of a 10 week physical education (PE) intervention which involved 2hours per week of aerobically intense PE compared to 2 hours of standard PE (control). 64 healthy children (mean age 6.2 yrs SD 0.3; 33 boys) recruited from 6 primary schools. Outcome measures were the Cambridge Neuropsychological Test Battery (CANTAB), the Attention Network Test (ANT), the Cognitive Assessment System (CAS) and the short form of the Connor’s Parent Rating Scale (CPRS:S). Physical activity was measured habitually and during PE sessions using the Actigraph accelerometer. Test- retest intraclass correlations from CANTAB Spatial Span (r 0.51) and Spatial Working Memory Errors (0.59) and ANT Reaction Time (0.37) and ANT Accuracy (0.60) were significant, but low. Physical activity was significantly higher during intervention vs. control PE sessions (p <0.0001). There were no significant differences between intervention and control group changes in CAS scores. Differences between intervention and control groups favoring the intervention were observed for CANTAB Spatial Span, CANTAB Spatial Working Memory Errors, and ANT Accuracy. The present study has identified practical and age-appropriate cognitive and behavioral outcome measures for future RCT, and identified that schools are willing to increase PE time

    Stabbing News: Articulating Crime Statistics in the Newsroom

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    There is a comprehensive body of scholarly work regarding the way media represent crime and how it is constructed in the media narrative as a news item. These works have often suggested that in many cases public anxieties in relation to crime levels are not justified by actual data. However, few works have examined the gathering and dissemination of crime statistics by non-specialist journalists and the way crime statistics are gathered and used in the newsroom. This article seeks to explore in a comparative manner how journalists in newsrooms access and interpret quantitative data when producing stories related to crime. In so doing, the article highlights the problems and limitations of journalists in dealing with crime statistics as a news source, while assessing statistics-related methodologies and skills used in the newsrooms across the United Kingdom when producing stories related to urban crime

    Elevated Levels of the Vesicular Monoamine Transporter and a Novel Repetitive Behavior in the Drosophila Model of Fragile X Syndrome

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    Fragile X Syndrome (FXS) is characterized by mental impairment and autism in humans, and it often features hyperactivity and repetitive behaviors. The mechanisms for the disease, however, remain poorly understood. Here we report that the dfmr1 mutant in the Drosophila model of FXS grooms excessively, which may be regulated differentially by two signaling pathways. Blocking metabotropic glutamate receptor signaling enhances grooming in dfmr1 mutant flies, whereas blocking the vesicular monoamine transporter (VMAT) suppresses excessive grooming. dfmr1 mutant flies also exhibit elevated levels of VMAT mRNA and protein. These results suggest that enhanced monoamine signaling correlates with repetitive behaviors and hyperactivity associated with FXS

    Plasma cells expression from smouldering myeloma to myeloma reveals the importance of the PRC2 complex, cell cycle progression, and the divergent evolutionary pathways within the different molecular subgroups

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    Sequencing studies have shed some light on the pathogenesis of progression from smouldering multiple myeloma (SMM) and symptomatic multiple myeloma (MM). Given the scarcity of smouldering samples, little data are available to determine which translational programmes are dysregulated and whether the mechanisms of progression are uniform across the main molecular subgroups. In this work, we investigated 223 SMM and 1348 MM samples from the University of Arkansas for Medical Sciences (UAMS) for which we had gene expression profiling (GEP). Patients were analysed by TC-7 subgroup for gene expression changes between SMM and MM. Among the commonly dysregulated genes in each subgroup, PHF19 and EZH2 highlight the importance of the PRC2.1 complex. We show that subgroup specific differences exist even at the SMM stage of disease with different biological features driving progression within each TC molecular subgroup. These data suggest that MMSET SMM has already transformed, but that the other precursor diseases are distinct clinical entities from their symptomatic counterpart
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