529 research outputs found

    Strategies used by the Far Right to counter accusations of racism

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    This paper addresses the way in which the leader of the far-right British National Party (BNP), Nick Griffin, attempts to present the party as non-racist during hostile media appearances. The process of ‘fascism recalibration’, in which the party attempts to present itself in a more moderate way, which has been used to account for its electoral gain, is discussed. A discursive analytical approach is applied to one television and two radio programmes, all on the BBC, in which Nick Griffin was interviewed. The paper addresses the question: ‘how is the BNP presented in a way that makes it appear reasonable and achieve ‘fascism recalibration’? Analysis identified three strategies employed for this objective. These are: the party is presented as (1) acting as a moderating force, whereby a favourable distinction is made between the BNP and both other extremists and the BNP's own past; (2) acting in minority groups’ best interests, where BNP policies are presented as being both supported by, and aimed to aid, minority groups; and (3) only opposing minority groups because of their own prejudices, a strategy used to justify Islamaphobia based on the supposed intolerances of Islam. The implications and limitations of these strategies are discussed

    Monitoring spatially heterogeneous dynamics in a drying colloidal thin film

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    We report on a new type of experiment that enables us to monitor spatially and temporally heterogeneous dynamic properties in complex fluids. Our approach is based on the analysis of near-field speckles produced by light diffusely reflected from the superficial volume of a strongly scattering medium. By periodic modulation of an incident speckle beam we obtain pixel-wise ensemble averages of the structure function coefficient, a measure of the dynamic activity. To illustrate the application of our approach we follow the different stages in the drying process of a colloidal thin film. We show that we can access ensemble averaged dynamic properties on length scales as small as ten micrometers over the full field of view.Comment: To appear in Soft Material

    Prolonged Chronic Graft-versus-Host Disease is a Risk Factor for Thyroid Failure in Long-Term Survivors After Matched Sibling Donor Stem Cell Transplantation for Hematologic Malignancies

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    AbstractWe studied thyroid function in 81 long-term survivors of allogeneic stem cell transplantation (allo-SCT), with a median follow-up of 84 months (range, 45 to 166 months). Median age at transplantation was 35 years (range, 6 to 66). Seventy-two of the patients received a total body irradiation (TBI)–containing conditioning regimen (n = 23, 12 Gy; n = 49, 13 Gy). Twenty-one of the patients (25.9%) had subclinical hypothyroidism, and 9 (11.1%) developed overt hypothyroidism at a median of 28 months (range, 3 to 78 months) after allo-SCT. Multivariate logistic regression analysis demonstrated that prolonged immunosuppressive therapy (IST) was significantly associated with subclinical hypothyroidism (odds ratio [OR] = 3.8) and overt hypothyroidism (OR = 2.6). Antithyroglobulin and thyroid peroxidase antibody were detected in 12 of 60 patients tested (20%). No correlation was found between the occurrence of thyroid antibodies and hypothyroidism (P = .13) or chronic graft-versus-host disease (cGVHD) (P = .55). In conclusion, thyroid dysfunction is relatively common after allo-SCT and is more likely to occur in patients receiving prolonged IST for cGVHD; however, thyroid dysfunction does not appear to be related to an antibody-mediated autoimmune process

    Transition from BCS pairing to Bose-Einstein condensation in low-density asymmetric nuclear matter

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    We study the isospin-singlet neutron-proton pairing in bulk nuclear matter as a function of density and isospin asymmetry within the BCS formalism. In the high-density, weak-coupling regime the neutron-proton paired state is strongly suppressed by a minor neutron excess. As the system is diluted, the BCS state with large, overlapping Cooper pairs evolves smoothly into a Bose-Einstein condensate of tightly bound neutron-proton pairs (deuterons). In the resulting low-density system a neutron excess is ineffective in quenching the pair correlations because of the large spatial separation of the deuterons and neutrons. As a result, the Bose-Einstein condensation of deuterons is weakly affected by an additional gas of free neutrons even at very large asymmetries.Comment: 17 pages, uncluding 7 figures, PRC in pres

    Characterization of a novel Mycoplasma cynos real-time PCR assay

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    Mycoplasma cynos is recognized as an emerging causative pathogen of canine infectious respiratory disease (CIRD) worldwide. We developed a new open-source real-time PCR (rtPCR) assay for M. cynos that performs well under standard rtPCR conditions. Primers and probes were designed to target the M. cynos tuf gene. Reaction efficiencies for the M. cynos tuf gene assay on 2 platforms were based on amplification of standard curves spanning 8 orders of magnitude: ABI 7500 platform, 94.3-97.9% (r2\u2009 65\u20090.9935); QuantStudio OpenArray platform, 119.1-122.5% (r2 = 0.9784). The assay performed very well over a range of template input, from 109 copies to the lower limit of quantification at 4 copies of the M. cynos genome on the ABI 7500 platform. Diagnostic performance was estimated by comparison with an in-house legacy assay on clinical specimens as well as testing isolates that were characterized previously by intergenic spacer region (ISR) sequencing. Exclusivity was established by testing 12 other Mycoplasma species. To substantiate the high specificity of the M. cynos tuf gene assay, sequence confirmation was performed on ISR PCR amplicons obtained from clinical specimens. One ISR amplicon sequence revealed M. mucosicanis rather than M. cynos. The complete protocol of the newly developed M. cynos tuf assay is provided to facilitate assay harmonization

    Measurement of B(GT)/B(F) for the Anomalous 35-Ar β+ Decay via the (p,n) Reaction

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    This research was sponsored by the National Science Foundation Grant NSF PHY 87-1440

    Spin Transfer Measurements for (p,n) Reactions at Intermediate Energy

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    This research was sponsored by the National Science Foundation Grant NSF PHY 87-1440

    Milagrito: a TeV air-shower array

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    Milagrito, a large, covered water-Cherenkov detector, was the world's first air-shower-particle detector sensitive to cosmic gamma rays below 1 TeV. It served as a prototype for the Milagro detector and operated from February 1997 to May 1998. This paper gives a description of Milagrito, a summary of the operating experience, and early results that demonstrate the capabilities of this technique.Comment: 38 pages including 24 figure

    Temporal fluctuations of waves in weakly nonlinear disordered media

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    We consider the multiple scattering of a scalar wave in a disordered medium with a weak nonlinearity of Kerr type. The perturbation theory, developed to calculate the temporal autocorrelation function of scattered wave, fails at short correlation times. A self-consistent calculation shows that for nonlinearities exceeding a certain threshold value, the multiple-scattering speckle pattern becomes unstable and exhibits spontaneous fluctuations even in the absence of scatterer motion. The instability is due to a distributed feedback in the system "coherent wave + nonlinear disordered medium". The feedback is provided by the multiple scattering. The development of instability is independent of the sign of nonlinearity.Comment: RevTeX, 15 pages (including 5 figures), accepted for publication in Phys. Rev.

    D-cycloserine augmentation of exposure-based cognitive behavior therapy for anxiety, obsessive-compulsive, and posttraumatic stress disorders: a systematic review and meta-analysis of individual participant data

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    Importance: Whether and under which conditions D-cycloserine (DCS) augments the effects of exposure-based cognitive behavior therapy for anxiety, obsessive-compulsive, and posttraumatic stress disorders is unclear. Objective: To clarify whether DCS is superior to placebo in augmenting the effects of cognitive behavior therapy for anxiety, obsessive-compulsive, and posttraumatic stress disorders and to evaluate whether antidepressants interact with DCS and the effect of potential moderating variables. Data Sources: PubMed, EMBASE, and PsycINFO were searched from inception to February 10, 2016. Reference lists of previous reviews and meta-analyses and reports of randomized clinical trials were also checked. Study Selection: Studies were eligible for inclusion if they were (1) double-blind randomized clinical trials of DCS as an augmentation strategy for exposure-based cognitive behavior therapy and (2) conducted in humans diagnosed as having specific phobia, social anxiety disorder, panic disorder with or without agoraphobia, obsessive-compulsive disorder, or posttraumatic stress disorder. Data Extraction and Synthesis: Raw data were obtained from the authors and quality controlled. Data were ranked to ensure a consistent metric across studies (score range, 0-100). We used a 3-level multilevel model nesting repeated measures of outcomes within participants, who were nested within studies. Results: Individual participant data were obtained for 21 of 22 eligible trials, representing 1047 of 1073 eligible participants. When controlling for antidepressant use, participants receiving DCS showed greater improvement from pretreatment to posttreatment (mean difference, -3.62; 95% CI, -0.81 to -6.43; P = .01; d = -0.25) but not from pretreatment to midtreatment (mean difference, -1.66; 95% CI, -4.92 to 1.60; P = .32; d = -0.14) or from pretreatment to follow-up (mean difference, -2.98, 95% CI, -5.99 to 0.03; P = .05; d = -0.19). Additional analyses showed that participants assigned to DCS were associated with lower symptom severity than those assigned to placebo at posttreatment and at follow-up. Antidepressants did not moderate the effects of DCS. None of the prespecified patient-level or study-level moderators was associated with outcomes. Conclusions and Relevance: D-cycloserine is associated with a small augmentation effect on exposure-based therapy. This effect is not moderated by the concurrent use of antidepressants. Further research is needed to identify patient and/or therapy characteristics associated with DCS response.2018-05-0
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