389 research outputs found

    Replanteando la narrativa libia

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    El movimiento rebelde libio está reforzando lentamente su limitada capacidad y experiencia militar y dando importantes pasos hacia la legitimidad nacional e internacional, si bien todavía queda mucho camino por recorrer para hablar de un Estado funcional. Durante las últimas semanas, el equilibrio de poder en Libia se ha decantado firmemente del lado de los rebeldes. Aunque la familia Gaddafi no se rinda en un futuro próximo, su salida forzada del poder es sólo cuestión de tiempo. Por consiguiente, ha llegado el momento de reflexionar con detenimiento sobre la Libia post-Gaddafi. El cambio revolucionario es a menudo caótico, impredecible y violento y, en una Libia en la que las organizaciones civiles e instituciones políticas brillan por su ausencia, estos peligros se ciernen con fuerza en el horizonte

    The Slow Pace of Reform Clouds the Libyan Succession

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    In the uncertain and shifting dynamics of Libyan politics, effective power today rests in the hands of the Leader and a few trusted advisors in a system firmly grounded in family ties and tribal loyalties and buttressed by the military and various security organisations. Over the last decade, Libya has undergone a remarkable international transformation, re-establishing commercial and diplomatic relations with the world’s leading powers. Domestically, Libya has also attempted to move in new directions; unfortunately, internal reforms have not been as speedy or as far-reaching as Libya’s international make-over. Several factors have contributed to the sporadic and incomplete reforms implemented to date. However, the most significant one remains the gulf that exists between the myths, ideas and beliefs of the One September Revolution and the social, economic and political realities they profess to explain. Conservative and progressive forces in Libya continue to struggle over the direction and pace of internal reform, a fight whose outcome will likely influence, if not determine, the eventual successor to Muammar al-Qaddafi

    Environmental Law

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    Revolution, Reform and Regionalism in Southeast Asia

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    Based on research carried out over the three decades, this book compares the post-war political economies of Cambodia, Laos and Vietnam in the context of their individual and collective impact on contemporary efforts at regional integration. The author highlights the different paths to reform taken by the three neighbours and the effect this has had on regional plans for economic development through the ASEAN and the Greater Mekong Subregion. Through its comparative analysis of the reforms implemented by Cambodia, Laos and Vietnam over the last thirty years, the book draws attention to parallel themes of continuity and change. The author discusses how the three states have demonstrated related characteristics whilst at the same time making different modifications in order to exploit the unique strengths of their individual cultures. Contributing to the contemporary debate over the role of democratic reform in promoting economic development, the book provides a detailed account of the political economies of three states at the heart of Southeast Asia

    Revolution, Reform and Regionalism in Southeast Asia

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    Based on research carried out over the three decades, this book compares the post-war political economies of Cambodia, Laos and Vietnam in the context of their individual and collective impact on contemporary efforts at regional integration. The author highlights the different paths to reform taken by the three neighbours and the effect this has had on regional plans for economic development through the ASEAN and the Greater Mekong Subregion. Through its comparative analysis of the reforms implemented by Cambodia, Laos and Vietnam over the last thirty years, the book draws attention to parallel themes of continuity and change. The author discusses how the three states have demonstrated related characteristics whilst at the same time making different modifications in order to exploit the unique strengths of their individual cultures. Contributing to the contemporary debate over the role of democratic reform in promoting economic development, the book provides a detailed account of the political economies of three states at the heart of Southeast Asia

    Machine learning identifies clusters of longitudinal autoantibody profiles predictive of systemic lupus erythematosus disease outcomes

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    OBJECTIVES: A novel longitudinal clustering technique was applied to comprehensive autoantibody data from a large, well-characterised, multinational inception systemic lupus erythematosus (SLE) cohort to determine profiles predictive of clinical outcomes. METHODS: Demographic, clinical and serological data from 805 patients with SLE obtained within 15 months of diagnosis and at 3-year and 5-year follow-up were included. For each visit, sera were assessed for 29 antinuclear antibodies (ANA) immunofluorescence patterns and 20 autoantibodies. K-means clustering on principal component analysis-transformed longitudinal autoantibody profiles identified discrete phenotypic clusters. One-way analysis of variance compared cluster enrolment demographics and clinical outcomes at 10-year follow-up. Cox proportional hazards model estimated the HR for survival adjusting for age of disease onset. RESULTS: Cluster 1 (n=137, high frequency of anti-Smith, anti-U1RNP, AC-5 (large nuclear speckled pattern) and high ANA titres) had the highest cumulative disease activity and immunosuppressants/biologics use at year 10. Cluster 2 (n=376, low anti-double stranded DNA (dsDNA) and ANA titres) had the lowest disease activity, frequency of lupus nephritis and immunosuppressants/biologics use. Cluster 3 (n=80, highest frequency of all five antiphospholipid antibodies) had the highest frequency of seizures and hypocomplementaemia. Cluster 4 (n=212) also had high disease activity and was characterised by multiple autoantibody reactivity including to antihistone, anti-dsDNA, antiribosomal P, anti-Sjögren syndrome antigen A or Ro60, anti-Sjögren syndrome antigen B or La, anti-Ro52/Tripartite Motif Protein 21, antiproliferating cell nuclear antigen and anticentromere B). Clusters 1 (adjusted HR 2.60 (95% CI 1.12 to 6.05), p=0.03) and 3 (adjusted HR 2.87 (95% CI 1.22 to 6.74), p=0.02) had lower survival compared with cluster 2. CONCLUSION: Four discrete SLE patient longitudinal autoantibody clusters were predictive of long-term disease activity, organ involvement, treatment requirements and mortality risk

    Frontotemporal dementia and its subtypes: a genome-wide association study

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    SummaryBackground Frontotemporal dementia (FTD) is a complex disorder characterised by a broad range of clinical manifestations, differential pathological signatures, and genetic variability. Mutations in three genes—MAPT, GRN, and C9orf72—have been associated with FTD. We sought to identify novel genetic risk loci associated with the disorder. Methods We did a two-stage genome-wide association study on clinical FTD, analysing samples from 3526 patients with {FTD} and 9402 healthy controls. To reduce genetic heterogeneity, all participants were of European ancestry. In the discovery phase (samples from 2154 patients with {FTD} and 4308 controls), we did separate association analyses for each {FTD} subtype (behavioural variant FTD, semantic dementia, progressive non-fluent aphasia, and {FTD} overlapping with motor neuron disease FTD-MND), followed by a meta-analysis of the entire dataset. We carried forward replication of the novel suggestive loci in an independent sample series (samples from 1372 patients and 5094 controls) and then did joint phase and brain expression and methylation quantitative trait loci analyses for the associated (p<5 × 10−8) single-nucleotide polymorphisms. Findings We identified novel associations exceeding the genome-wide significance threshold (p<5 × 10−8). Combined (joint) analyses of discovery and replication phases showed genome-wide significant association at 6p21.3, \{HLA\} locus (immune system), for rs9268877 (p=1·05 × 10−8; odds ratio=1·204 95% \{CI\} 1·11–1·30), rs9268856 (p=5·51 × 10−9; 0·809 0·76–0·86) and rs1980493 (p value=1·57 × 10−8, 0·775 0·69–0·86) in the entire cohort. We also identified a potential novel locus at 11q14, encompassing RAB38/CTSC (the transcripts of which are related to lysosomal biology), for the behavioural \{FTD\} subtype for which joint analyses showed suggestive association for rs302668 (p=2·44 × 10−7; 0·814 0·71–0·92). Analysis of expression and methylation quantitative trait loci data suggested that these loci might affect expression and methylation in cis. Interpretation Our findings suggest that immune system processes (link to 6p21.3) and possibly lysosomal and autophagy pathways (link to 11q14) are potentially involved in FTD. Our findings need to be replicated to better define the association of the newly identified loci with disease and to shed light on the pathomechanisms contributing to FTD. Funding The National Institute of Neurological Disorders and Stroke and National Institute on Aging, the Wellcome/MRC Centre on Parkinson's disease, Alzheimer's Research UK, and Texas Tech University Health Sciences Center

    Genome-wide analyses reveal a potential role for the MAPT, MOBP, and APOE loci in sporadic frontotemporal dementia

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    Rare coding variants in PLCG2, ABI3, and TREM2 implicate microglial-mediated innate immunity in Alzheimer's disease

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    We identified rare coding variants associated with Alzheimer’s disease (AD) in a 3-stage case-control study of 85,133 subjects. In stage 1, 34,174 samples were genotyped using a whole-exome microarray. In stage 2, we tested associated variants (P<1×10-4) in 35,962 independent samples using de novo genotyping and imputed genotypes. In stage 3, an additional 14,997 samples were used to test the most significant stage 2 associations (P<5×10-8) using imputed genotypes. We observed 3 novel genome-wide significant (GWS) AD associated non-synonymous variants; a protective variant in PLCG2 (rs72824905/p.P522R, P=5.38×10-10, OR=0.68, MAFcases=0.0059, MAFcontrols=0.0093), a risk variant in ABI3 (rs616338/p.S209F, P=4.56×10-10, OR=1.43, MAFcases=0.011, MAFcontrols=0.008), and a novel GWS variant in TREM2 (rs143332484/p.R62H, P=1.55×10-14, OR=1.67, MAFcases=0.0143, MAFcontrols=0.0089), a known AD susceptibility gene. These protein-coding changes are in genes highly expressed in microglia and highlight an immune-related protein-protein interaction network enriched for previously identified AD risk genes. These genetic findings provide additional evidence that the microglia-mediated innate immune response contributes directly to AD development

    Economic Evaluation of Lupus Nephritis in the Systemic Lupus International Collaborating Clinics Inception Cohort Using a Multistate Model Approach.

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    OBJECTIVE: Little is known about the long-term costs of lupus nephritis (LN). The costs were compared between patients with and without LN using multistate modeling. METHODS: Patients from 32 centers in 11 countries were enrolled in the Systemic Lupus International Collaborating Clinics inception cohort within 15 months of diagnosis and provided annual data on renal function, hospitalizations, medications, dialysis, and selected procedures. LN was diagnosed by renal biopsy or the American College of Rheumatology classification criteria. Renal function was assessed annually using the estimated glomerular filtration rate (GFR) or estimated proteinuria. A multistate model was used to predict 10-year cumulative costs by multiplying annual costs associated with each renal state by the expected state duration. RESULTS: A total of 1,545 patients participated; 89.3% were women, the mean ± age at diagnosis was 35.2 ± 13.4 years, 49% were white, and the mean followup duration was 6.3 ± 3.3 years. LN developed in 39.4% of these patients by the end of followup. Ten-year cumulative costs were greater in those with LN and an estimated glomerular filtration rate (GFR) 60 ml/minute) or with LN and estimated proteinuria >3 gm/day (84,040versus84,040 versus 20,499 if no LN and estimated proteinuria <0.25 gm/day). CONCLUSION: Patients with estimated GFR <30 ml/minute incurred 10-year costs 15-fold higher than those with normal estimated GFR. By estimating the expected duration in each renal state and incorporating associated annual costs, disease severity at presentation can be used to anticipate future health care costs. This is critical knowledge for cost-effectiveness evaluations of novel therapies
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