367 research outputs found

    Nature\u27s Grace

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    Hope

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    Poem about cod and herring fishing, sardine canning in Downeast Maine

    Understanding the performance of the Left Party (die Linke) in Western Germany : a comparative evaluation of cartel and social cleavage theories as explanatory frameworks

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    In 2007 Germany’s Left Party (DIE LINKE) won its first seats in the regional parliament of a western federal state, Bremen. This success contrasted with the failure of its predecessor, the PDS, to establish an electoral base beyond the eastern states. Today the Left Party is represented in eastern and western legislatures and challenges established coalition constellations both at federal and regional level. How can we understand the Left Party’s significant breakthrough in the West? The existing literature has sought to analyse and interpret the Left Party’s origins, success and challenges, and has also emphasised the importance of the western states, both for the PDS and the Left Party. This thesis offers new insights by evaluating the respective strengths of two distinct theories, Cartel Theory and Social Cleavage Theory, as explanatory frameworks for the Left Party’s breakthrough. The theories are also appraised in a detailed case study of Bremen. The study examines whether the party displayed the organisational traits, parliamentary focus and electoral strategy identified in Cartel Theory. The investigation of Social Cleavage Theory explores the mobilisation and framing of class-based protest in the anti-Hartz demonstrations, and analyses election results for evidence of a realignment of class-based support. The existing empirical data is supplemented by qualitative evidence obtained through questionnaire responses from Left Party members and sympathisers in Bremen. The final chapter considers the evidence as to whether Bremen is representative of other western states or an exceptional case. The overall findings suggest that indications of organisational features and the parliamentary focus associated with Cartel Theory did not explain the increase in Left Party support. Also, the redistributive character of the party’s programme countered, rather than converged with, the prevailing policy offer. However, WASG ties to organised labour and the SPD helped establish the Left Party in the tradition of social democracy and the political mainstream. Protest and the demand for social justice were indeed mobilised and framed in class terms and the Left Party attracted the votes of the unemployed and workers, as well as organised labour, with a partial realignment towards the Left Party, notably in SPD strongholds. The thesis concludes that class cleavage and class-based voting more strongly account for the Left Party’s electoral breakthrough. The originality of the thesis lies in its approach of combining theoretical analysis with an in-depth local case study, supplemented by empirical evidence. The thesis also suggests avenues of future research that may validate or challenge the strength of the two explanatory frameworks over time

    Changes in coping behavior and the relationship to personality, health threat communication and illness perceptions from the diagnosis of diabetes: a 2-year prospective longitudinal study

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    Coping behavior is of critical importance in diabetes because of its impact upon self-care and hence eventual medical outcome. We examined how coping behavior and its relationship to personality, diabetes health threat communication (DHTC) and illness representations changes after diagnosis of diabetes. Newly diagnosed diabetic patients were assessed after diagnosis and at 6, 12 and 24 months using the DHTC, Illness Perceptions and Coping inventory questionnaires. Personality traits were assessed at baseline. Active coping, planning, positive reinterpretation and growth (PRG), seeking emotional and instrumental (social) support decreased over the 2 years from diagnosis while passive acceptance increased. Openness/intellect and conscientiousness traits were associated with active coping and seeking instrumental support. Openness/intellect also associated with planning and PRG. These relationships did not vary over time. Perceived threat and serious consequences were associated with active coping but the effect diminished over time. Illness coherence (understanding of diabetes), personal and treatment control were associated with active coping, planning and seeking instrumental support and did not change over time. The coping strategies most commonly employed by diabetic patients are adaptive. Coping behavior changes over the 2 years from diagnosis. Promoting better understanding of diabetes, perceptions of personal control and treatment effectiveness are more likely than perception of health threat to sustain adaptive problem focused coping behavior

    Updates in the understanding and treatments of skin & hair disorders in women of color

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    AbstractSkin of color comprises a diverse and expanding population of individuals. In particular, women of color represent an increasing subset of patients who frequently seek dermatologic care. Acne, melasma, and alopecia are among the most common skin disorders seen in this patient population. Understanding the differences in the basic science of skin and hair is imperative in addressing their unique needs. Despite the paucity of conclusive data on racial and ethnic differences in skin of color, certain biologic differences do exist, which affect the disease presentations of several cutaneous disorders in pigmented skin. While the overall pathogenesis and treatments for acne in women of color are similar to Caucasian men and women, individuals with darker skin types present more frequently with dyschromias from acne, which can be difficult to manage. Melasma is an acquired pigmentary disorder seen commonly in women with darker skin types and is strongly associated with ultraviolet (UV) radiation, genetic factors, and hormonal influences. Lastly, certain hair care practices and hairstyles are unique among women of African descent, which may contribute to specific types of hair loss seen in this population, such as traction alopecia, trichorrhexis nodosa and central centrifugal cicatricial alopecia (CCCA)

    Expanding Benzoxazole-Based Inosine 5?-Monophosphate Dehydrogenase (IMPDH) Inhibitor Structure–Activity As Potential Antituberculosis Agents

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    New drugs and molecular targets are urgently needed to address the emergence and spread of drug-resistant tuberculosis. Mycobacterium tuberculosis (Mtb) inosine 5?-monophosphate dehydrogenase 2 (MtbIMPDH2) is a promising yet controversial potential target. The inhibition of MtbIMPDH2 blocks the biosynthesis of guanine nucleotides, but high concentrations of guanine can potentially rescue the bacteria. Herein we describe an expansion of the structure–activity relationship (SAR) for the benzoxazole series of MtbIMPDH2 inhibitors and demonstrate that minimum inhibitory concentrations (MIC) of ?1 ?M can be achieved. The antibacterial activity of the most promising compound, 17b (Q151), is derived from the inhibition of MtbIMPDH2 as demonstrated by conditional knockdown and resistant strains. Importantly, guanine does not change the MIC of 17b, alleviating the concern that guanine salvage can protect Mtb in vivo. These findings suggest that MtbIMPDH2 is a vulnerable target for tuberculosis

    T-replete cord transplants give superior outcomes in high risk and relapsed/refractory paediatric myeloid malignancy

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    Stem cell transplant (SCT) outcomes in high-risk (HR) and relapsed/refractory (R/R) paediatric acute myeloid leukaemia (AML) and myelodysplastic syndrome (MDS) have been poor historically. Cord blood allows T-cell replete transplant (TRCB), enabling enhanced graft-versus-leukaemia. We collected data from 367 consecutive patients undergoing TRCB (112 patients) or other cell source (255 patients) SCT for paediatric AML/MDS in the UK and Ireland between January 2014 and December 2021. Data was collected about patient's demographics, disease and its treatment including previous transplant, measurable residual disease (MRD) status at transplant, HLA-match, relapse, death, graft versus host disease (GvHD) and transplant-related mortality (TRM). Univariable and multivariable analyses were undertaken. There was a higher incidence of poor prognosis features in the TRCB cohort: 51.4% patients were MRD positive at transplant, 46.4% had refractory disease and 21.4% had relapsed after a previous SCT, compared with 26.1%, 8.6% and 5.1% respectively in the comparator group (all p <0.001). Within the TRCB cohort, Event Free Survival (EFS) was 64.1%, 50% in MRD positive patients and 79% in MRD negative (p= 0.009). To allow for the imbalance in baseline characteristics, a multivariable analysis was performed: the TRCB cohort had significantly improved EFS (0.57[0.35-0.91], p=0.019), time to relapse (0.46[0.26-0.81), p=0.008), and reduced chronic GVHD (HR 0.28 [95% CI 0.11-0.70]; p=0.007), with some evidence of improved Overall Survival (OS) (0.65[0.39-1.07], p = 0.088). The effect appeared similar regardless of MRD status, (interaction p-value= 0.29). CB transplant without serotherapy may be the optimal transplant option for children with myeloid malignancy

    Tuna Longline Fishing around West and Central Pacific Seamounts

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    BACKGROUND: Seamounts have been identified as aggregating locations for pelagic biodiversity including tuna; however the topography and prevailing oceanography differ between seamounts and not all are important for tuna. Although a relatively common feature in oceanic ecosystems, little information is available that identifies those that are biologically important. Improved knowledge offers opportunities for unique management of these areas, which may advance the sustainable management of oceanic resources. In this study, we evaluate the existence of an association between seamounts and tuna longline fisheries at the ocean basin scale, identify significant seamounts for tuna in the western and central Pacific Ocean, and quantify the seamount contribution to the tuna longline catch. METHODOLOGY/PRINCIPAL FINDINGS: We use data collected for the Western and Central Pacific Ocean for bigeye, yellowfin, and albacore tuna at the ocean basin scale. GLMs were applied to a coupled dataset of longline fisheries catch and effort, and seamount location information. The analyses show that seamounts may be associated with an annual longline combined catch of 35 thousand tonnes, with higher catch apparent for yellowfin, bigeye, and albacore tuna on 17%, 14%, and 14% of seamounts respectively. In contrast 14%, 18%, and 20% of seamounts had significantly lower catches for yellowfin, bigeye and albacore tuna respectively. Studying catch data in relation to seamount positions presents several challenges such as bias in location of seamounts, or lack of spatial resolution of fisheries data. Whilst we recognize these limitations the criteria used for detecting significant seamounts were conservative and the error in identification is likely to be low albeit unknown. CONCLUSIONS/SIGNIFICANCE: Seamounts throughout the study area were found to either enhance or reduce tuna catch. This indicates that management of seamounts is important Pacific-wide, but management approaches must take account of local conditions. Management of tuna and biodiversity resources in the region would benefit from considering such effects

    The transport mechanism of the mitochondrial ADP/ATP carrier

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    The mitochondrial ADP/ATP carrier imports ADP from the cytosol and exports ATP from the mitochondrial matrix, which are key transport steps for oxidative phosphorylation in eukaryotic organisms. The transport protein belongs to the mitochondrial carrier family, a large transporter family in the inner membrane of mitochondria. It is one of the best studied members of the family and serves as a paradigm for the molecular mechanism of mitochondrial carriers. Structurally, the carrier consists of three homologous domains, each composed of two transmembrane α-helices linked with a loop and short α-helix on the matrix side. The transporter cycles between a cytoplasmic and matrix state in which a central substrate binding site is alternately accessible to these compartments for binding of ADP or ATP. On both the cytoplasmic and matrix side of the carrier are networks consisting of three salt bridges each. In the cytoplasmic state, the matrix salt bridge network is formed and the cytoplasmic network is disrupted, opening the central substrate binding site to the intermembrane space and cytosol, whereas the converse occurs in the matrix state. In the transport cycle, tighter substrate binding in the intermediate states allows the interconversion of conformations by lowering the energy barrier for disruption and formation of these networks, opening and closing the carrier to either side of the membrane in an alternating way. Conversion between cytoplasmic and matrix states might require the simultaneous rotation of three domains around a central translocation pathway, constituting a unique mechanism among transport proteins. This article is part of a Special Issue entitled: Mitochondrial Channels edited by Pierre Sonveaux, Pierre Maechler and Jean-Claude Martinou

    Effects of antiplatelet therapy on stroke risk by brain imaging features of intracerebral haemorrhage and cerebral small vessel diseases: subgroup analyses of the RESTART randomised, open-label trial

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    Background Findings from the RESTART trial suggest that starting antiplatelet therapy might reduce the risk of recurrent symptomatic intracerebral haemorrhage compared with avoiding antiplatelet therapy. Brain imaging features of intracerebral haemorrhage and cerebral small vessel diseases (such as cerebral microbleeds) are associated with greater risks of recurrent intracerebral haemorrhage. We did subgroup analyses of the RESTART trial to explore whether these brain imaging features modify the effects of antiplatelet therapy
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