353 research outputs found

    Chenommet – Bellevue, Les Grands Champs

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    Identifiant de l'opération archéologique : 204547 Date de l'opération : 2008 (FP) Inventeur(s) : Ard Vincent (Autre) Découvert dans les années 1980 par Serge Cassen sur les clichés des survols de l’IGN, l’enceinte à fossés interrompus de Bellevue à Chenommet (Charente) est récemment sortie de l’oubli grâce aux photographies aériennes de Patrick Joy réalisées en 2004 et 2006. S’appuyant sur l’abrupt qui domine la rive gauche de la Charente, à 101 m d’altitude, les deux fossés parallèles visibl..

    Chenommet – Bellevue

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    Identifiant de l'opération archéologique : 204744 Date de l'opération : 2009 (FP) Les résultats prometteurs de la campagne 2008 nous ont amené à engager cette année un programme de recherche tri-annuel (2009-2011) sur l’enceinte néolithique de Bellevue à Chenommet (Charente). Ce programme s’articule autour de trois problématiques principales :    - l’exploration de l’espace interne de l’enceinte dans le but de mieux comprendre les modalités d’occupation de ce type de site ;    - la caractér..

    Moutier-Rozelle – Le Pauquet, Larbre

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    Identifiant de l'opération archéologique : 2695 Date de l'opération : 2006 (SD) Découvert fortuitement à la suite de la tempête de décembre 1999 par Gilles Le Hello, le site du Pauquet a livré, entre 2000 et 2006, un abondant mobilier, lithique et céramique, piégé dans les souches des arbres déracinés. Un premier examen du matériel recueilli par G. Le Hello nous a permis de proposer une attribution au Néolithique moyen, culture chasséenne, d’au moins une partie du corpus céramique grâce à la ..

    Meeting Street Needs Assessment and Space Planning

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    A community space is a multigenerational gathering place in which a variety of activities, programs and services are offered for the benefit of the public. This space should be a pillar of the community. Just like in a family unit, a community that overcomes hard times, controversial issues and challenging obstacles together will grow closer. In areas that are facing poor education, low income and a general decomposition of core values, a community center that encompasses resources for family, education, guidance, arts and entertainment, and technology can act as the catalyst for overall community improvement and a new cycle of living. The community center acts as a welcoming and equalizing place that operates without stigma, judgment or prejudice. It should encourage both personal and communal growth

    All-cause mortality in treated HIV-infected adults with CD4 ≥500/mm3 compared with the general population: evidence from a large European observational cohort collaboration

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    Background Using data from a large European collaborative study, we aimed to identify the circumstances in which treated HIV-infected individuals will experience similar mortality rates to those of the general population. Methods Adults were eligible if they initiated combination anti-retroviral treatment (cART) between 1998 and 2008 and had one prior CD4 measurement within 6 months. Standardized mortality ratios (SMRs) and excess mortality rates compared with the general population were estimated using Poisson regression. Periods of follow-up were classified according to the current CD4 count. Results Of the 80 642 individuals, 70% were men, 16% were injecting drug users (IDUs), the median age was 37 years, median CD4 count 225/mm3 at cART initiation and median follow-up was 3.5 years. The overall mortality rate was 1.2/100 person-years (PY) (men: 1.3, women: 0.9), 4.2 times as high as that in the general population (SMR for men: 3.8, for women: 7.4). Among 35 316 individuals with a CD4 count ≥500/mm3, the mortality rate was 0.37/100 PY (SMR 1.5); mortality rates were similar to those of the general population in non-IDU men [SMR 0.9, 95% confidence interval (95% CI) 0.7-1.3] and, after 3 years, in women (SMR 1.1, 95% CI 0.7-1.7). Mortality rates in IDUs remained elevated, though a trend to decrease with longer durations with high CD4 count was seen. A prior AIDS diagnosis was associated with higher mortality. Conclusions Mortality patterns in most non-IDU HIV-infected individuals with high CD4 counts on cART are similar to those in the general population. The persistent role of a prior AIDS diagnosis underlines the importance of early diagnosis of HIV infectio

    Finding needles in haystacks:Linking scientific names, reference specimens and molecular data for Fungi

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    DNA phylogenetic comparisons have shown that morphology-based species recognition often underestimates fungal diversity. Therefore, the need for accurate DNA sequence data, tied to both correct taxonomic names and clearly annotated specimen data, has never been greater. Furthermore, the growing number of molecular ecology and microbiome projects using high-throughput sequencing require fast and effective methods for en masse species assignments. In this article, we focus on selecting and re-annotating a set of marker reference sequences that represent each currently accepted order of Fungi. The particular focus is on sequences from the internal transcribed spacer region in the nuclear ribosomal cistron, derived from type specimens and/or ex-type cultures. Reannotated and verified sequences were deposited in a curated public database at the National Center for Biotechnology Information (NCBI), namely the RefSeq Targeted Loci (RTL) database, and will be visible during routine sequence similarity searches with NR_prefixed accession numbers. A set of standards and protocols is proposed to improve the data quality of new sequences, and we suggest how type and other reference sequences can be used to improve identification of Fungi.The Intramural Research Programs of the National Center for Biotechnology Information, National Library of Medicine and the National Human Genome Research Institute, both at the National Institutes of Health.http://www.ncbi.nlm.nih.gov/bioproject/PRJNA177353am201

    Long-term Mortality in HIV-Positive Individuals Virally Suppressed for >3 Years With Incomplete CD4 Recovery

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    Virally suppressed HIV-positive individuals on combination antiretroviral therapy who do not achieve a CD4 count >200 cells/µL have substantially increased long-term mortality. The increased mortality was seen across different patient groups and for all causes of deat

    The genetic architecture of the human cerebral cortex

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    The cerebral cortex underlies our complex cognitive capabilities, yet little is known about the specific genetic loci that influence human cortical structure. To identify genetic variants that affect cortical structure, we conducted a genome-wide association meta-analysis of brain magnetic resonance imaging data from 51,665 individuals. We analyzed the surface area and average thickness of the whole cortex and 34 regions with known functional specializations. We identified 199 significant loci and found significant enrichment for loci influencing total surface area within regulatory elements that are active during prenatal cortical development, supporting the radial unit hypothesis. Loci that affect regional surface area cluster near genes in Wnt signaling pathways, which influence progenitor expansion and areal identity. Variation in cortical structure is genetically correlated with cognitive function, Parkinson's disease, insomnia, depression, neuroticism, and attention deficit hyperactivity disorder

    Finding needles in haystacks : linking scientific names, reference specimens and molecular data for Fungi

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    DNA phylogenetic comparisons have shown that morphology-based species recognition often underestimates fungal diversity. Therefore, the need for accurate DNA sequence data, tied to both correct taxonomic names and clearly annotated specimen data, has never been greater. Furthermore, the growing number of molecular ecology and microbiome projects using high-throughput sequencing require fast and effective methods for en masse species assignments. In this article, we focus on selecting and re-annotating a set of marker reference sequences that represent each currently accepted order of Fungi. The particular focus is on sequences from the internal transcribed spacer region in the nuclear ribosomal cistron, derived from type specimens and/or ex-type cultures. Reannotated and verified sequences were deposited in a curated public database at the National Center for Biotechnology Information (NCBI), namely the RefSeq Targeted Loci (RTL) database, and will be visible during routine sequence similarity searches with NR_prefixed accession numbers. A set of standards and protocols is proposed to improve the data quality of new sequences, and we suggest how type and other reference sequences can be used to improve identification of Fungi.The Intramural Research Programs of the National Center for Biotechnology Information, National Library of Medicine and the National Human Genome Research Institute, both at the National Institutes of Health.http://www.ncbi.nlm.nih.gov/bioproject/PRJNA177353am201
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