91 research outputs found

    FTAA: What's in It for the South?

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    Not everyone in the Americas thinks that negotiating an FTAA is desirable. Some argue that the timing of the negotiations is being set by the agenda of the developed countries, particularly the US, and not that of the rest of the region. Others say that negotiating tariff reductions will do little to increase exports. The argument is that non-tariff barriers to trade must be part of the package, or the whole idea is a waste of time. These are just some of the opinions coming from the South. Interestingly, a number of these ideas are coming from Brazil, the hemisphere's most populous country after the US, and clearly a leader in the region. Presidential elections in Brazil took place in the fall of 2002 just prior to an FTAA Ministerial in Quito. In the lead up to the election, the FTAA positions of the opposition candidates, including the eventual winner, were much more protectionist than that of the outgoing government. If the protectionism carries through to official government policy, then the FTAA process will be much more difficult. However, this might just have been electoral talk. This paper will attempt to sort out truth from rhetoric.Brazil, non-tariff barriers, FTAA, South, International Relations/Trade,

    Investigation of the digital non-text-based use and requirements of a group of academic staff in a South African open distance learning institution

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    Joint Master Degree in Digital Library Learning (DILL)The main purpose of this study was to investigate whether academic staff members in an ODL institution use digital non-text-based resources (e.g, graphs, photographs and video clips) in research and teaching practice and what their future requirements for such resources would be. Though many studies exist on the use of textual resources, the subject area of digital non-text-based resources has not been widely studied, especially in the field of distance learning and this thesis will add knowledge to an emerging field and can assist in collection development decisions. A survey to collect data was conducted in April & May 2009 under a sample of academic staff at the University of South Africa, an open-distance learning institution. The data was descriptively analysed. The study found that just more than 50% of academic staff surveyed do use digital non-text-based resources and would like to have access to more resources of this kind. It also found that many do not know of resources in their field. The study concluded that barriers in utilising resources exist, as a large percentage of academic staff would like to receive training in search, accessing and using digital non-text-based. It is recommended that the existing digital non-text-based resources should be advertised in a more focussed way and that subject-specific training should include training in finding, accessing and using digital non-text-based resources

    Investigation of the digital non-text-based use and requirements of a group of academic staff in a South African open distance learning institution

    Get PDF
    The main purpose of this study was to investigate whether academic staff members in an ODL institution use digital non-text-based resources (e.g, graphs, photographs and video clips) in research and teaching practice and what their future requirements for such resources would be. Though many studies exist on the use of textual resources, the subject area of digital non-text-based resources has not been widely studied, especially in the field of distance learning and this thesis will add knowledge to an emerging field and can assist in collection development decisions. A survey to collect data was conducted in April & May 2009 under a sample of academic staff at the University of South Africa, an open-distance learning institution. The data was descriptively analysed. The study found that just more than 50% of academic staff surveyed do use digital non-text-based resources and would like to have access to more resources of this kind. It also found that many do not know of resources in their field. The study concluded that barriers in utilising resources exist, as a large percentage of academic staff would like to receive training in search, accessing and using digital non-text-based. It is recommended that the existing digital non-text-based resources should be advertised in a more focussed way and that subject-specific training should include training in finding, accessing and using digital non-text-based resources.Joint Master Degree in Digital Library Learning (DILL

    Genome-wide meta-analysis of 241,258 adults accounting for smoking behaviour identifies novel loci for obesity traits

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    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

    HLA matching or CRISPR editing of HLA class I/II enables engraftment and effective function of allogeneic human regulatory T cell therapy in a humanized mouse transplantation model

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    Regulatory T cells (Tregs) hold promise for treating autoimmune disease and transplant rejection, yet generation of autologous products for adoptive transfer can suffer donor variability and slow turnaround, limiting their use in urgent indications. We therefore examine whether allogeneic, pre-manufactured (‘off-the-shelf’) Tregs could overcome these barriers. In a human skin-xenograft model, HLA-mismatched Tregs are swiftly eliminated by recipient CD8+ T cells and fail to protect grafts. Stringent matching of HLA class I and II restores efficacy but is clinically impractical. Using non-viral CRISPR editing we disrupt B2M and CIITA while inserting an HLA-E-B2M fusion, generating hypo-immunogenic Tregs that evade both T and NK cell attack. Engineered cells retain FOXP3 stability and potent in vitro suppression, and after a single low-dose infusion, prolong human skin graft survival in a humanized mouse model comparably to autologous Tregs. Histology and spatial transcriptomics reveal minimal cytotoxic infiltration and enrichment of immunoregulatory and tissue-repair programmes. Multiplex HLA engineering thus enables ready-to-use allogeneic Tregs that withstand host immune attack for adoptive transfer

    Exploring system drivers of gender inequity in development assistance for health and opportunities for action [version 2; peer review: 1 approved, 2 approved with reservations]

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    Background: Deep-rooted and widespread gender-based bias and discrimination threaten achievement of the Sustainable Development Goals. Despite evidence that addressing gender inequities contributes to better health and development outcomes, the resources for, and effectiveness of, such efforts in development assistance for health (DAH) have been insufficient. This paper explores systemic challenges in DAH that perpetuate or contribute to gender inequities, with a particular focus on the role of external donors and funders. Methods: We applied a co-creation system design process to map and analyze interactions between donors and recipient countries, and articulate drivers of gender inequities within the landscape of DAH. We conducted qualitative primary data collection and analysis in 2021 via virtual facilitated discussions and visual mapping exercises among a diverse set of 41 stakeholders, including representatives from donor institutions, country governments, academia, and civil society. Results: Six systemic challenges emerged as perpetuating or contributing to gender inequities in DAH: 1) insufficient input and leadership from groups affected by gender bias and discrimination; 2) decision-maker blind spots inhibit capacity to address gender inequities; 3) imbalanced power dynamics contribute to insufficient resources and attention to gender priorities; 4) donor funding structures limit efforts to effectively address gender inequities; 5) fragmented programming impedes coordinated attention to the root causes of gender inequities; and 6) data bias contributes to insufficient understanding of and attention to gender inequities. Conclusions: Many of the drivers impeding progress on gender equity in DAH are embedded in power dynamics that distance and disempower people affected by gender inequities. Overcoming these dynamics will require more than technical solutions. Groups affected by gender inequities must be centered in leadership and decision-making at micro and macro levels, with practices and structures that enable co-creation and mutual accountability in the design, implementation, and evaluation of health programs

    Variation in Structure and Process of Care in Traumatic Brain Injury: Provider Profiles of European Neurotrauma Centers Participating in the CENTER-TBI Study.

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    INTRODUCTION: The strength of evidence underpinning care and treatment recommendations in traumatic brain injury (TBI) is low. Comparative effectiveness research (CER) has been proposed as a framework to provide evidence for optimal care for TBI patients. The first step in CER is to map the existing variation. The aim of current study is to quantify variation in general structural and process characteristics among centers participating in the Collaborative European NeuroTrauma Effectiveness Research in Traumatic Brain Injury (CENTER-TBI) study. METHODS: We designed a set of 11 provider profiling questionnaires with 321 questions about various aspects of TBI care, chosen based on literature and expert opinion. After pilot testing, questionnaires were disseminated to 71 centers from 20 countries participating in the CENTER-TBI study. Reliability of questionnaires was estimated by calculating a concordance rate among 5% duplicate questions. RESULTS: All 71 centers completed the questionnaires. Median concordance rate among duplicate questions was 0.85. The majority of centers were academic hospitals (n = 65, 92%), designated as a level I trauma center (n = 48, 68%) and situated in an urban location (n = 70, 99%). The availability of facilities for neuro-trauma care varied across centers; e.g. 40 (57%) had a dedicated neuro-intensive care unit (ICU), 36 (51%) had an in-hospital rehabilitation unit and the organization of the ICU was closed in 64% (n = 45) of the centers. In addition, we found wide variation in processes of care, such as the ICU admission policy and intracranial pressure monitoring policy among centers. CONCLUSION: Even among high-volume, specialized neurotrauma centers there is substantial variation in structures and processes of TBI care. This variation provides an opportunity to study effectiveness of specific aspects of TBI care and to identify best practices with CER approaches
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