691 research outputs found

    Culture wars and class conflicts: elites and the left behind. Discourses of identity and allegiance in the era of Trump and Brexit.

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    Alison Duguid, Università di Siena Culture wars and class conflicts: elites and the left behind. Discourses of identity and allegiance in the era of Trump and Brexit. Class is a demographic and socio economic description used by sociologists and economists to describe groups of people. The 2013 State of the Nation Report to Parliament claimed that the class effect is bigger than the gender effect. Such classifications and the conflict between the categories came to the fore recently in Britain and America, while in discussions about voting patterns class terms were used, in the campaigns themselves a greater variety of lexis was salient, among them divisions and allegiances expressed in terms of élites, the political class, the left-behind, the forgotten, deplorables. Identity politics, class conflict and culture wars surfaced remaining as yet unreconciled, with us and them discourses abounding. It is not so much the fact of the existence of diversity, division and inequality which is of interest to the investigating linguist but rather the way certain diversities are construed and constructed by the press. Questions of social groupings, diversity and discrimination have been investigated many times in corpus studies. Baker (2004, 2010); Baker and McEnery 46 (2005), Baker et al (2008), Duguid (2015). Gabrielatos and Baker (2008) Khosravinik (2010), Krishnamurthy (1996), Mautner (2007), Morley and Taylor (2012), Partington (2012); Taylor (2013). However, class itself has been touched on by corpus research mostly in terms of language features being preferred by one class or another in studies of the BNC, (e.g. Rayson et al 1997, Berglund 2000, Deutschmann 2006, Xiao and Tao 2007) while Duguid (2013) devoted a study to representations of class in the British broadsheets over 20 years. What a corpus analysis does best is uncover the subtle and pervasive meanings that construct identity. Corpora can provide a lens for viewing attitudes. This study is a corpus assisted comparative case study on the ways in which class itself is represented, using a search-word initiated investigation. and aims to look at the way in which class is handled in a range of corpora (a million words from broadsheets and tabloids, presidential and referendum campaign speeches and aggregator websites (Breitbart, Leave.Eu) between 2013-2017 built up in the context of the Brexit referendum and American elections

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    Urinary α1-Antichymotrypsin: A Biomarker of Prion Infection

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    The occurrence of blood-borne prion transmission incidents calls for identification of potential prion carriers. However, current methods for intravital diagnosis of prion disease rely on invasive tissue biopsies and are unsuitable for large-scale screening. Sensitive biomarkers may help meeting this need. Here we scanned the genome for transcripts elevated upon prion infection and encoding secreted proteins. We found that α1-antichymotrypsin (α1-ACT) was highly upregulated in brains of scrapie-infected mice. Furthermore, α1-ACT levels were dramatically increased in urine of patients suffering from sporadic Creutzfeldt-Jakob disease, and increased progressively throughout the disease. Increased α1-ACT excretion was also found in cases of natural prion disease of animals. Therefore measurement of urinary α1-ACT levels may be useful for monitoring the efficacy of therapeutic regimens for prion disease, and possibly also for deferring blood and organ donors that may be at risk of transmitting prion infections

    Tissue-specific immunopathology in fatal COVID-19

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    Funding: Inflammation in COVID-19: Exploration of Critical Aspects of Pathogenesis (ICECAP) receives funding and support from the Chief Scientist Office (RapidResearch in COVID-19 programme [RARC-19] funding call, “Inflammation in Covid-19: Exploration of Critical Aspects of Pathogenesis; COV/EDI/20/10” to D.A.D., C.D.L., C.D.R., J.K.B., and D.J.H.), LifeArc (through the University of Edinburgh STOPCOVID funding award to K.D., D.A.D., and C.D.L.), UK Research and Innovation (UKRI) (Coronavirus Disease [COVID-19] Rapid Response Initiative; MR/V028790/1 to C.D.L., D.A.D., and J.A.H.), and Medical Research Scotland (CVG-1722-2020 to D.A.D., C.D.L., C.D.R., J.K.B., and D.J.H.). C.D.L. is funded by a Wellcome Trust Clinical Career Development Fellowship(206566/Z/17/Z). J.K.B. and C.D.R. are supported by the Medical Research Council (grant MC_PC_19059) as part of the International Severe AcuteRespiratory Infection Consortium Coronavirus Clinical Characterisation Consortium (ISARIC-4C). D.J.H., I.H.U., and M.E. are supported by the Industrial Centre for Artificial Intelligence Research in Digital Diagnostics. S.P. is supported by Kidney Research UK, and G.T. is supported by the Melville Trust for the Cure and Care of Cancer. Identification of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and sequencing work was supported by theU.S. Food and Drug Administration grant HHSF223201510104C (“Ebola Virus Disease: correlates of protection, determinants of outcome and clinicalmanagement”; amended to incorporate urgent COVID-19 studies) and contract 75F40120C00085 (“Characterization of severe coronavirus infection inhumans and model systems for medical countermeasure development and evaluation”; awarded to J.A.H.). J.A.H. is also funded by the Centre of Excellence in Infectious Diseases Research and the Alder Hey Charity. R.P.-R. is directly supported by the Medical Research Council Discovery Medicine North Doctoral Training Partnership. The group of J.A.H. is supported by the National Institute for Health Research Health Protection Research Unit in Emerging and Zoonotic Infections at the University of Liverpool in partnership with Public Health England and in collaboration with Liverpool School of Tropical Medicine and the University of Oxford.Rationale: In life-threatening Covid-19, corticosteroids reduce mortality, suggesting that immune responses have a causal role in death. Whether this deleterious inflammation is primarily a direct reaction to the presence of SARS-CoV-2 or an independent immunopathologic process is unknown. Objectives: To determine SARS-CoV-2 organotropism and organ-specific inflammatory responses, and the relationships between viral presence, inflammation, and organ injury. Methods: Tissue was acquired from eleven detailed post-mortem examinations. SARS-CoV-2 organotropism was mapped by multiplex PCR and sequencing, with cellular resolution achieved by in situ viral spike protein detection. Histological evidence of inflammation was quantified from 37 anatomical sites, and the pulmonary immune response characterized by multiplex immunofluorescence. Measurements and main results: Multiple aberrant immune responses in fatal Covid-19 were found, principally involving the lung and reticuloendothelial system, and these were not clearly topologically associated with the virus. Inflammation and organ dysfunction did not map to the tissue and cellular distribution of SARS-CoV-2 RNA and protein, both between and within tissues. An arteritis was identified in the lung, which was further characterised as a monocyte/myeloid-rich vasculitis, and occurred along with an influx of macrophage/monocyte-lineage cells into the pulmonary parenchyma. In addition, stereotyped abnormal reticulo-endothelial responses, including excessive reactive plasmacytosis and iron-laden macrophages, were present and dissociated from viral presence in lymphoid tissues. Conclusions: Tissue-specific immunopathology occurs in Covid-19, implicating a significant component of immune-mediated, virus-independent immunopathology as a primary mechanism in severe disease. Our data highlight novel immunopathological mechanisms, and validate ongoing and future efforts to therapeutically target aberrant macrophage and plasma cell responses as well as promoting pathogen tolerance in Covid-19.Publisher PDFPeer reviewe

    Search for direct production of charginos and neutralinos in events with three leptons and missing transverse momentum in √s = 7 TeV pp collisions with the ATLAS detector

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    A search for the direct production of charginos and neutralinos in final states with three electrons or muons and missing transverse momentum is presented. The analysis is based on 4.7 fb−1 of proton–proton collision data delivered by the Large Hadron Collider and recorded with the ATLAS detector. Observations are consistent with Standard Model expectations in three signal regions that are either depleted or enriched in Z-boson decays. Upper limits at 95% confidence level are set in R-parity conserving phenomenological minimal supersymmetric models and in simplified models, significantly extending previous results

    Observation of associated near-side and away-side long-range correlations in √sNN=5.02  TeV proton-lead collisions with the ATLAS detector

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    Two-particle correlations in relative azimuthal angle (Δϕ) and pseudorapidity (Δη) are measured in √sNN=5.02  TeV p+Pb collisions using the ATLAS detector at the LHC. The measurements are performed using approximately 1  μb-1 of data as a function of transverse momentum (pT) and the transverse energy (ΣETPb) summed over 3.1<η<4.9 in the direction of the Pb beam. The correlation function, constructed from charged particles, exhibits a long-range (2<|Δη|<5) “near-side” (Δϕ∼0) correlation that grows rapidly with increasing ΣETPb. A long-range “away-side” (Δϕ∼π) correlation, obtained by subtracting the expected contributions from recoiling dijets and other sources estimated using events with small ΣETPb, is found to match the near-side correlation in magnitude, shape (in Δη and Δϕ) and ΣETPb dependence. The resultant Δϕ correlation is approximately symmetric about π/2, and is consistent with a dominant cos⁡2Δϕ modulation for all ΣETPb ranges and particle pT

    Measurement of the production of a W boson in association with a charm quark in pp collisions at √s = 7 TeV with the ATLAS detector

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    The production of a W boson in association with a single charm quark is studied using 4.6 fb−1 of pp collision data at s√ = 7 TeV collected with the ATLAS detector at the Large Hadron Collider. In events in which a W boson decays to an electron or muon, the charm quark is tagged either by its semileptonic decay to a muon or by the presence of a charmed meson. The integrated and differential cross sections as a function of the pseudorapidity of the lepton from the W-boson decay are measured. Results are compared to the predictions of next-to-leading-order QCD calculations obtained from various parton distribution function parameterisations. The ratio of the strange-to-down sea-quark distributions is determined to be 0.96+0.26−0.30 at Q 2 = 1.9 GeV2, which supports the hypothesis of an SU(3)-symmetric composition of the light-quark sea. Additionally, the cross-section ratio σ(W + +c¯¯)/σ(W − + c) is compared to the predictions obtained using parton distribution function parameterisations with different assumptions about the s−s¯¯¯ quark asymmetry

    Evidence for the Higgs-boson Yukawa coupling to tau leptons with the ATLAS detector

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    Results of a search for H → τ τ decays are presented, based on the full set of proton-proton collision data recorded by the ATLAS experiment at the LHC during 2011 and 2012. The data correspond to integrated luminosities of 4.5 fb−1 and 20.3 fb−1 at centre-of-mass energies of √s = 7 TeV and √s = 8 TeV respectively. All combinations of leptonic (τ → `νν¯ with ` = e, µ) and hadronic (τ → hadrons ν) tau decays are considered. An excess of events over the expected background from other Standard Model processes is found with an observed (expected) significance of 4.5 (3.4) standard deviations. This excess provides evidence for the direct coupling of the recently discovered Higgs boson to fermions. The measured signal strength, normalised to the Standard Model expectation, of µ = 1.43 +0.43 −0.37 is consistent with the predicted Yukawa coupling strength in the Standard Model
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