369 research outputs found
Alcohol and remembering a hypothetical sexual assault: Can people who were under the influence of alcohol during the event provide accurate testimony?
We examined the influence of alcohol on remembering an interactive hypothetical sexual assault scenario in the laboratory using a balanced placebo design. Female participants completed a memory test 24 hours and 4 months later. Participants reported less information (i.e., responded ‘don’t know’ more often to questions) if they were under the influence of alcohol during scenario encoding. The accuracy of the information intoxicated participants reported did not differ compared to sober participants, however, suggesting intoxicated participants were effectively monitoring the accuracy of their memory at test. Additionally, peripheral details were remembered less accurately than central details, regardless of intoxication level; and memory accuracy for peripheral details decreased by a larger amount compared to central details across the retention interval. Finally, participants were more accurate if they were told they were drinking alcohol rather than a placebo. We discuss theoretical implications for alcohol myopia and memory regulation, together with applied implications for interviewing intoxicated witnesses
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Erratum: Author Correction: Identification of genes required for eye development by high-throughput screening of mouse knockouts.
[This corrects the article DOI: 10.1038/s42003-018-0226-0.]
Values as a Driver for Capacity Development: Promoting Justice in Papua New Guinea
This case study shows how the Office of the Public Solicitor of Papua New Guinea developed a social change vision built on clearly articulated values and used this as a driver for enhancing both its legitimacy and its capacity more generally. The experience was monitored using the capacity development framework developed by the European Centre for Development Policy and Management. This emphasises individual empowerment and engagement as well as skills, and how these are articulated with collective capabilities in particular contexts to build a system's capacity to perform. The authors suggest that evolution of systemic capacity is a process that requires drivers beyond organisational self interest, personal advantage or greater efficiency. The experience of the OPS shows that capacity can emerge out of fruitful relationships among people holding common ideals who want to make a difference, rather than just resulting from improvements to technique, structure or assets
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Refining the accuracy of validated target identification through coding variant fine-mapping in type 2 diabetes.
We aggregated coding variant data for 81,412 type 2 diabetes cases and 370,832 controls of diverse ancestry, identifying 40 coding variant association signals (P < 2.2 × 10-7); of these, 16 map outside known risk-associated loci. We make two important observations. First, only five of these signals are driven by low-frequency variants: even for these, effect sizes are modest (odds ratio ≤1.29). Second, when we used large-scale genome-wide association data to fine-map the associated variants in their regional context, accounting for the global enrichment of complex trait associations in coding sequence, compelling evidence for coding variant causality was obtained for only 16 signals. At 13 others, the associated coding variants clearly represent 'false leads' with potential to generate erroneous mechanistic inference. Coding variant associations offer a direct route to biological insight for complex diseases and identification of validated therapeutic targets; however, appropriate mechanistic inference requires careful specification of their causal contribution to disease predisposition
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Protein-coding variants implicate novel genes related to lipid homeostasis contributing to body-fat distribution.
Body-fat distribution is a risk factor for adverse cardiovascular health consequences. We analyzed the association of body-fat distribution, assessed by waist-to-hip ratio adjusted for body mass index, with 228,985 predicted coding and splice site variants available on exome arrays in up to 344,369 individuals from five major ancestries (discovery) and 132,177 European-ancestry individuals (validation). We identified 15 common (minor allele frequency, MAF ≥5%) and nine low-frequency or rare (MAF <5%) coding novel variants. Pathway/gene set enrichment analyses identified lipid particle, adiponectin, abnormal white adipose tissue physiology and bone development and morphology as important contributors to fat distribution, while cross-trait associations highlight cardiometabolic traits. In functional follow-up analyses, specifically in Drosophila RNAi-knockdowns, we observed a significant increase in the total body triglyceride levels for two genes (DNAH10 and PLXND1). We implicate novel genes in fat distribution, stressing the importance of interrogating low-frequency and protein-coding variants
An exploratory study of women prisoners’ attitudes towards their self-harm and the use of medical skin camouflage
Self-harm is a growing problem in UK prisons with women self-harming more than men. Self-harm can leave permanent scarring. Research on scarring suggests that living with scars can lead to psychological difficulties; however, there is little research on the specific effects of self-harm scars. Medical skin camouflage (MSC) can be used to cover numerous skin conditions. The use of MSC for women in prison with self-harm scars has not been examined previously. A focus group involving 10 women prisoners aimed to (1) explore feelings about self-harm scars, (2) examine effects that scars have on life in prison and (3) examine thoughts on using MSC in prison. This group formed part of a larger project designed to test the feasibility and acceptability of MSC for women who self-harm in prison. A topic guide was created with two service user researchers with experience of self-harm in prison. The results have been divided into three themes: (1) feelings about self-harm scars, (2) covering self-harm scars and (3) attitudes towards MSC. Our findings indicate that women in prison tend to feel embarrassed and self-conscious about their scars, and the presence of scars affects their relationships within prison. The women were enthusiastic about MSC, suggesting that it has the potential to affect women’s well-being and ability to engage with others
Ancestral diversity improves discovery and fine-mapping of genetic loci for anthropometric traits-The Hispanic/Latino Anthropometry Consortium
Hispanic/Latinos have been underrepresented in genome-wide association studies (GWAS) for anthropometric traits despite their notable anthropometric variability, ancestry proportions, and high burden of growth stunting and overweight/obesity. To address this knowledge gap, we analyzed densely imputed genetic data in a sample of Hispanic/Latino adults to identify and fine-map genetic variants associated with body mass index (BMI), height, and BMI-adjusted waist-to-hip ratio (WHRadjBMI). We conducted a GWAS of 18 studies/consortia as part of the Hispanic/Latino Anthropometry (HISLA) Consortium (stage 1, n = 59,771) and generalized our findings in 9 additional studies (stage 2, n = 10,538). We conducted a trans-ancestral GWAS with summary statistics from HISLA stage 1 and existing consortia of European and African ancestries. In our HISLA stage 1 + 2 analyses, we discovered one BMI locus, as well as two BMI signals and another height signal each within established anthropometric loci. In our trans-ancestral meta-analysis, we discovered three BMI loci, one height locus, and one WHRadjBMI locus. We also identified 3 secondary signals for BMI, 28 for height, and 2 for WHRadjBMI in established loci. We show that 336 known BMI, 1,177 known height, and 143 known WHRadjBMI (combined) SNPs demonstrated suggestive transferability (nominal significance and effect estimate directional consistency) in Hispanic/Latino adults. Of these, 36 BMI, 124 height, and 11 WHRadjBMI SNPs were significant after trait-specific Bonferroni correction. Trans-ancestral meta-analysis of the three ancestries showed a small-to-moderate impact of uncorrected population stratification on the resulting effect size estimates. Our findings demonstrate that future studies may also benefit from leveraging diverse ancestries and differences in linkage disequilibrium patterns to discover novel loci and additional signals with less residual population stratification
No climate justice without sexual and reproductive health, rights and justice (SRHRJ): past, present, and future challenges faced by the Sexual and Reproductive Health and Rights and Climate Justice Coalition
The climate crisis jeopardizes human health and is one of the greatest threats to reproductive autonomy and human rights. Witnessing these threats, the Sexual and Reproductive Health and Rights and Climate Justice Coalition was formed in 2021 to advocate on the intersections between climate change and sexual and reproductive health, rights, and justice (SRHRJ). The Coalition's purpose is to leverage intersectional approaches to influence global and national policies, programs, and funding mechanisms to advance climate justice, gender equality, and human rights. Climate justice recognizes the climate crisis as a social, political, and environmental problem and demands fair and equitable solutions. Climate action must be participatory, bottom-up, context-specific, and rooted in locally-led evidence and solutions. Achieving climate justice requires achieving SRHRJ. We reflect on three challenges that led to our founding, and which have shaped the work and priorities of our Coalition: understanding and evidencing the links between climate change and SRHR, pushing back on harmful narratives related to population control and the suggestion that limiting reproduction is a climate solution, and finding just solutions to a complex crisis. Comprehensive SRHR empowers communities to be active participants, leaders, and decision-makers in climate action. Therefore, the Coalition continues to advocate for the importance of multisector, collaborative partnerships, oriented around our shared principles of human rights, intersectionality, bodily autonomy, justice, and inclusive organizing, so that SRHR is integrated into all aspects of climate adaptation
Genome-wide meta-analysis of 241,258 adults accounting for smoking behaviour identifies novel loci for obesity traits
Few genome-wide association studies (GWAS) account for environmental exposures, like smoking, potentially impacting the overall trait variance when investigating the genetic contribution to obesity-related traits. Here, we use GWAS data from 51,080 current smokers and 190,178 nonsmokers (87% European descent) to identify loci influencing BMI and central adiposity, measured as waist circumference and waist-to-hip ratio both adjusted for BMI. We identify 23 novel genetic loci, and 9 loci with convincing evidence of gene-smoking interaction (GxSMK) on obesity-related traits. We show consistent direction of effect for all identified loci and significance for 18 novel and for 5 interaction loci in an independent study sample. These loci highlight novel biological functions, including response to oxidative stress, addictive behaviour, and regulatory functions emphasizing the importance of accounting for environment in genetic analyses. Our results suggest that tobacco smoking may alter the genetic susceptibility to overall adiposity and body fat distribution.Peer reviewe
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