1,790 research outputs found

    ChlamyCyc - a comprehensive database and web-portal centered on _Chlamydomonas reinhardtii_

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    *Background* - The unicellular green alga _Chlamydomonas reinhardtii_ is an important eukaryotic model organism for the study of photosynthesis and growth, as well as flagella development and other cellular processes. In the era of high-throughput technologies there is an imperative need to integrate large-scale data sets from high-throughput experimental techniques using computational methods and database resources to provide comprehensive information about the whole cellular system of a single organism.
*Results* - In the framework of the German Systems Biology initiative GoFORSYS a pathway/genome database and web-portal for _Chlamydomonas reinhardtii_ (ChlamyCyc) was established, which currently features about 270 metabolic pathways with related genes, enzymes, and compound information. ChlamyCyc was assembled using an integrative approach combining the recently published genome sequence, bioinformatics methods, and experimental data from metabolomics and proteomics experiments. We analyzed and integrated a combination of primary and secondary database resources, such as existing genome annotations from JGI, EST collections, orthology information, and MapMan classification.
*Conclusion* - Chlamycyc provides a curated and integrated systems biology repository that will enable and assist in systematic studies of fundamental cellular processes in _Chlamydomonas reinhardtii_. The ChlamyCyc database and web-portal is freely available under http://chlamycyc.mpimp-golm.mpg.de

    ChlamyCyc: an integrative systems biology database and web-portal for Chlamydomonas reinhardtii

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    BACKGROUND: The unicellular green alga Chlamydomonas reinhardtii is an important eukaryotic model organism for the study of photosynthesis and plant growth. In the era of modern high-throughput technologies there is an imperative need to integrate large-scale data sets from high-throughput experimental techniques using computational methods and database resources to provide comprehensive information about the molecular and cellular organization of a single organism. RESULTS: In the framework of the German Systems Biology initiative GoFORSYS, a pathway database and web-portal for Chlamydomonas (ChlamyCyc) was established, which currently features about 250 metabolic pathways with associated genes, enzymes, and compound information. ChlamyCyc was assembled using an integrative approach combining the recently published genome sequence, bioinformatics methods, and experimental data from metabolomics and proteomics experiments. We analyzed and integrated a combination of primary and secondary database resources, such as existing genome annotations from JGI, EST collections, orthology information, and MapMan classification. CONCLUSION: ChlamyCyc provides a curated and integrated systems biology repository that will enable and assist in systematic studies of fundamental cellular processes in Chlamydomonas. The ChlamyCyc database and web-portal is freely available under http://chlamycyc.mpimp-golm.mpg.de

    Reducing unwarranted variation: can a ‘clinical dashboard’ be helpful for hospital executive boards and top-level leaders?

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    Background/aim: In the past decades, there has been an increasing focus on defining, identifying and reducing unwarranted variation in clinical practice. There have been several attempts to monitor and reduce unwarranted variation, but the experience so far is that these initiatives have failed to reach their goals. In this article, we present the initial process of developing a safety, quality and utilisation rate dashboard (‘clinical dashboard’) based on a selection of data routinely reported to executive boards and top-level leaders in Norwegian specialist healthcare. Methods: We used a modified version of Wennberg’s categorisation of healthcare delivery to develop the dashboard, focusing on variation in (1) effective care and patient safety and (2) preference-sensitive and supply-sensitive care. Results: Effective care and patient safety are monitored with outcome measures such as 30-day mortality after hospital admission and 5-year cancer survival, whereas utilisation rates for procedures selected on cost and volume are used to follow variations in preference-sensitive and supply-sensitive care. Conclusion: We argue that selecting quality indicators of patient safety, quality and utilisation rates and presenting them in a dashboard may help executive hospital boards and top-level leaders to focus on unwarranted variation

    Narcissism and creativity

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    In this study, we investigated the relationship between narcissism, creative personality traits, ideational fluency, and accomplishments in various creative activities. We measured narcissism with the Narcissistic Personality Inventory (Emmons, 1987), creative personality with the Creative Person Profile (Martinsen, 2011), creative potential with a figural measure of divergent thinking, and a biographical inventory was used to measure accomplishments in creative activities. The sample consisted of 1375 young adults, mainly men. The results showed that narcissism was associated with fluency, seven creative personality dispositions, and five measures of creative activities. The latter associations were in general significant even when controlling for traits and creative potential. The strongest relationship displayed with narcissism was with the creative personality traits, in particular ambition, agreeableness, and motivation. Implications and limitations are noted.Narcissism and creativitysubmittedVersio
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