417 research outputs found

    A legal analysis of student assignment in North Carolina

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    This study was designed to research and analyze case law relating to student assignment in North Carolina. The writer surveyed the governance of the public schools from the early 1800's to 1955 and traced the changing nature of school boards and the state board of education. With the passage of the Pupil Assignment Act in 1955, local boards of education were given the authority to assign students. The basis for this study were the court cases that challenged school boards and their right to assign students. All court cases to be adjudicated in the Courts of Appeal of North Carolina and the federal courts relating to student assignment in North Carolina were reviewed. These cases were discussed in regard to the legal aspects of the decisions of the courts and their effect in establishing precedent for litigation that was to follow. Having discussed the legal aspects of the Pupil Assignment Act, the facts of each case were summarized, the legal decision rendered was cited and the decision discussed as to its legal significance

    Ante- and postmortem tau in autosomal dominant and late-onset Alzheimer\u27s disease

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    Antemortem tau positron emission tomography imaging suggests elevated tau pathology in autosomal dominant versus late-onset Alzheimer\u27s disease at equivalent clinical stages, but does not implicate the specific tau pathologies responsible. Here we made stereological measurements of tau neurofibrillary tangles, neuritic plaques, and neuropil threads and found compared to late-onset Alzheimer\u27s disease, autosomal dominant Alzheimer\u27s disease showed even greater tangle and thread burdens. Regional tau burden resembled that observed in tau imaging of a separate cohort at earlier clinical stages. Finally, our results suggest tau imaging measures total tau burden in Alzheimer\u27s disease, composed predominantly of tangle and thread pathology

    Uganda Genome Resource Enables Insights into Population History and Genomic Discovery in Africa.

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    Genomic studies in African populations provide unique opportunities to understand disease etiology, human diversity, and population history. In the largest study of its kind, comprising genome-wide data from 6,400 individuals and whole-genome sequences from 1,978 individuals from rural Uganda, we find evidence of geographically correlated fine-scale population substructure. Historically, the ancestry of modern Ugandans was best represented by a mixture of ancient East African pastoralists. We demonstrate the value of the largest sequence panel from Africa to date as an imputation resource. Examining 34 cardiometabolic traits, we show systematic differences in trait heritability between European and African populations, probably reflecting the differential impact of genes and environment. In a multi-trait pan-African GWAS of up to 14,126 individuals, we identify novel loci associated with anthropometric, hematological, lipid, and glycemic traits. We find that several functionally important signals are driven by Africa-specific variants, highlighting the value of studying diverse populations across the region.Main funding: This work was funded by the Wellcome Trust, The Wellcome Sanger Institute (WT098051), the U.K. Medical Research Council (G0901213-92157, G0801566, and MR/K013491/1), and the Medical Research Council/Uganda Virus Research Institute Uganda Research Unit on AIDS core funding
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