144 research outputs found

    Monitoring the transition to open access

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    This study was commissioned in response to a recommendation of the Finch Group in its second report in 2013 that reliable indicators should be gathered on key features of the transition to open access (OA) in the UK. The findings presented here are thus a first at tempt at generating such indicators covering five sets of issues: OA options available to authors: the numbers of fully-OA and hybrid journals, along with issues such as the level of article processing charges (APCs), the availability of CC-BY and other licences, and the length of embargo periods Accessibility: authors’ take-up of OA options: the numbers - and the proportions of the overall population – of articles accessible on OA terms via different routes Usage : the levels of usage of OA articles as compared to those that are not accessible on OA terms Financial sustainability for universities: the amounts paid by UK universities in subscriptions and in APCs; and Financial sustainability for learned societies: the overall income and expenditure – as well as the volumes of journal-related income and expenditure – of UK learned societies which have some publishing income. There are of course other issues highly relevant to the monitoring of progress towards OA, including s uch matters as the quality of services provided by publ ishers to authors and readers; and we hope that the se will be addressed in subsequent studie

    The Research information infrastructure

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    Regards sur les changements technologiques, politiques, économiques et organisationnels dans les structures de recherches et dans les besoins des chercheurs eux-mêmes

    Freedom of Information in the UK and its Implications for Research in the Higher Education Sector

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    Freedom of information legislation came into effect in the UK in 2005. All universities that receive block grants from the Higher Education Funding Councils in England, Wales, Scotland and Northern Ireland are subject to the legislation. Recent cases where universities have received requests for data and other information generated by researchers, working in areas such as climate, have given rise to controversy and widespread concern in the research community. This paper examines some of those concerns, relating to responsibilities for the ownership and holding of information, for data and records management, and for the handling of requests under the legislation. It also considers the implications relating to personal data, and to information that may affect the commercial interests of universities operating in a competitive environment, or the interests of the many other organisations which may be involved in research partnerships with universities; and it outlines concerns about the possible impact on quality assurance, peer review, and scholarly discourse. Finally, the paper emphasises the need for support and training for researchers so that they become more aware of the legislation and its implications, and how to deal with requests when they arise

    UK Research Funders’ Policies for the Management of Information Outputs

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    A successful research and innovation system depends on the open exchange of ideas, information and knowledge. But both research methods and the scholarly communications system are undergoing fundamental changes which present new opportunities and challenges in communicating the results of research. Funders are at different stages in responding to these changes, and this in turn presents challenges to researchers and research institutions. This paper reports on the findings of a study undertaken in 2006 into the policies, practices and views of a range of the major funders of research in the UK in relation to the management of the information outputs generated with the benefit of their support. It covers the full range of information outputs, including journal articles and monographs, but also other outputs, including data, that are not generally published in traditional form. The article also presents conclusions as to issues that need to be addressed in the development of a coherent and consistent policy framework for the future

    The Future of Audit

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    At a time when increased independence requirements for auditors, legal backing for auditing standards, and increased audit documentation requirements have occurred, this book examines key issues in the market for audit services in Australia. It investigates issues including: the understandability of audit and the state of the audit expectations gap; auditors’ business acumen and industry expertise; the auditors’ use of materiality; whether or not the increasingly prescriptive nature of auditing is creating a distraction from the ‘real’ audit task and stifling auditors’ judgement; whether or not CLERP 9 reforms involving audit partner rotation and restrictions on non-audit service provision are efficient and effective and reactions to the increasing scrutiny of auditors and audit firms by regulators. With its thorough coverage of contemporary issues, this book intersperses the authors’ summaries, interpretations and recommendations with the perceptions, expressed in their own words in order to faithfully convey their candid assessments, of users of audit reports, purchasers and suppliers of the audit product, auditing standard setters and regulators of the audit market

    The Future of Audit

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    At a time when increased independence requirements for auditors, legal backing for auditing standards, and increased audit documentation requirements have occurred, this book examines key issues in the market for audit services in Australia. It investigates issues including: the understandability of audit and the state of the audit expectations gap; auditors’ business acumen and industry expertise; the auditors’ use of materiality; whether or not the increasingly prescriptive nature of auditing is creating a distraction from the ‘real’ audit task and stifling auditors’ judgement; whether or not CLERP 9 reforms involving audit partner rotation and restrictions on non-audit service provision are efficient and effective and reactions to the increasing scrutiny of auditors and audit firms by regulators. With its thorough coverage of contemporary issues, this book intersperses the authors’ summaries, interpretations and recommendations with the perceptions, expressed in their own words in order to faithfully convey their candid assessments, of users of audit reports, purchasers and suppliers of the audit product, auditing standard setters and regulators of the audit market

    Accessibility, sustainability, excellence: how to expand access to research publications. Executive summary

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    This article is a summary, by the authors, of a 140-page report prepared in 2012 by the UK Working Group on Expanding Access to Published Research Findings, chaired by British sociologist and academic administrator Janet Finch, DBE. The Working Group was charged with recommending how to develop a model that would be effective and sustainable over time, for expanding access to the published fi ndings of research. The whole report, which can be accessed at http://www.researchinfonet.org/wp-content/uploads/2012/06/Finch-Group-report-FINAL-VERSION.pdf [http://tinyurl.com/d2lxqks], has been published under a Creative Commons License Attribution 3.0 Unported. This is the fi rst of a series of Perspectives articles devoted to the Open Access Initiative that will be published in INTERNATIONAL MICROBIOLOGY. Our journal already published an Editorial on the topic in 2004 (Guerrero R & Piqueras M, Int Microbiol 7:157-161), and strongly supports open access. [Int Microbiol 2013; 16(2):125-132

    Vasohibin inhibits angiogenic sprouting in vitro and supports vascular maturation processes in vivo

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    <p>Abstract</p> <p>Background</p> <p>The murine homologue of human vasohibin (mVASH1), a putative antiangiogenic protein, was investigated for its effects on <it>in vitro </it>and <it>in vivo </it>angiogenesis.</p> <p>Methods</p> <p>Cell growth and migration were analyzed in murine fibroblasts, smooth muscle cells and endothelial cells. Angiogenic sprouting was studied in human umbilical vein endothelial cells (HUVECs) in the spheroid sprouting assay. <it>In vivo </it>effects on blood vessel formation were investigated in the chorioallantoic membrane (CAM) assay and in the C57BL/6 melanoma xenograft model.</p> <p>Results</p> <p>Purified murine and human VASH1 protein induced apoptosis of murine fibroblasts <it>in vitro</it>, but not of vascular aortic smooth muscle cells (AoSMC) or endothelial cells. Adenoviral overexpression of murine and human VASH1 inhibited capillary sprouting of HUVECs in the spheroid assay. Administration of recombinant murine and human VASH1 inhibited growth of large vessels in the CAM assay and promoted the formation of a dense, fine vascular network. Murine VASH1-overexpressing B16F10 melanomas displayed a reduction in large vessels and vascular area. Moreover, tumors showed more microvessels that stained positive for the mural cell markers α-smooth muscle cell actin (ASMA) and proteoglycan (NG2).</p> <p>Conclusion</p> <p>Our data imply that murine VASH1 causes angiogenic remodelling by inhibiting angiogenic sprouting and large vessel growth, thereby supporting the formation of a vascular bed consisting predominantly of mature microvessels.</p

    Selective Alpha-Particle Mediated Depletion of Tumor Vasculature with Vascular Normalization

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    BACKGROUND: Abnormal regulation of angiogenesis in tumors results in the formation of vessels that are necessary for tumor growth, but compromised in structure and function. Abnormal tumor vasculature impairs oxygen and drug delivery and results in radiotherapy and chemotherapy resistance, respectively. Alpha particles are extraordinarily potent, short-ranged radiations with geometry uniquely suitable for selectively killing neovasculature. METHODOLOGY AND PRINCIPAL FINDINGS: Actinium-225 ((225)Ac)-E4G10, an alpha-emitting antibody construct reactive with the unengaged form of vascular endothelial cadherin, is capable of potent, selective killing of tumor neovascular endothelium and late endothelial progenitors in bone-marrow and blood. No specific normal-tissue uptake of E4G10 was seen by imaging or post-mortem biodistribution studies in mice. In a mouse-model of prostatic carcinoma, (225)Ac-E4G10 treatment resulted in inhibition of tumor growth, lower serum prostate specific antigen level and markedly prolonged survival, which was further enhanced by subsequent administration of paclitaxel. Immunohistochemistry revealed lower vessel density and enhanced tumor cell apoptosis in (225)Ac-E4G10 treated tumors. Additionally, the residual tumor vasculature appeared normalized as evident by enhanced pericyte coverage following (225)Ac-E4G10 therapy. However, no toxicity was observed in vascularized normal organs following (225)Ac-E4G10 therapy. CONCLUSIONS: The data suggest that alpha-particle immunotherapy to neovasculature, alone or in combination with sequential chemotherapy, is an effective approach to cancer therapy

    A family of dual-activity glycosyltransferasesphosphorylases mediates mannogen turnover and virulence in Leishmania parasites

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    Parasitic protists belonging to the genus Leishmania synthesize the non-canonical carbohydrate reserve, mannogen, which is composed of β-1,2-mannan oligosaccharides. Here, we identify a class of dual-activity mannosyltransferase/phosphorylases (MTPs) that catalyze both the sugar nucleotide-dependent biosynthesis and phosphorolytic turnover of mannogen. Structural and phylogenic analysis shows that while the MTPs are structurally related to bacterial mannan phosphorylases, they constitute a distinct family of glycosyltransferases (GT108) that have likely been acquired by horizontal gene transfer from gram-positive bacteria. The seven MTPs catalyze the constitutive synthesis and turnover of mannogen. This metabolic rheostat protects obligate intracellular parasite stages from nutrient excess, and is essential for thermotolerance and parasite infectivity in the mammalian host. Our results suggest that the acquisition and expansion of the MTP family in Leishmania increased the metabolic flexibility of these protists and contributed to their capacity to colonize new host niches
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