596,412 research outputs found

    NH Consumer Expectations Bearish 2/25/2003

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    New Hampshire residents are pessimistic about the future performance of the nation’s and the state’s business conditions. However, their expectations for their personal financial conditions are somewhat rosier

    The composite indicators used in assessing innovation at national level

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    The purpose of present paper is to present some recent developments in constructing composite innovation (or even, science and technology S&T) indicators on a national level. Measuring innovation at the national level is crucial in developing appropriate long term strategies for economic growth, because it is widely believed technological innovation is one of the main drivers of sustained economic-social welfare, if not the single most important driver of economic growth. Our purpose is to present a mapping exercise of metrics – based on composite indicators - found in the STI literature, pointing out those used in practice, with a view to corresponding values in the case of Romania. It has become standard practice to combine several indicators for science, technology, and innovation to form composite numbers. Composite indicators are increasingly being used to make cross-national comparisons of country performance in specified areas such as competitiveness, globalisation, innovation, etc.Innovation, innovation metrics, Science and Technology indicators, composite indicators, National Innovation Systems, Scoreboards.

    More on the Cohort-Component Model of Population Projection in the Context of HIV/AIDS: A Leslie Matrix Representation and New Estimates

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    This article presents an extension of the cohort component model of population projection (CCMPP) first formulated by Heuveline that is capable of modeling a population affected by HIV. We extend this work by developing the Leslie matrix representation of the CCMPP that greatly facilitates implementation of the model for parameter estimation and projecting. The Leslie matrix also contains information about the stable tendencies of the corresponding population, such as the stable age distribution and time to stability. We validate our reformulation of the model by comparing parameter estimates obtained through maximum likelihood and bootstrap methods to those presented by Heuveline.Africa, AIDS/HIV, cohort component method, estimation, incidence, Leslie matrices, model, prevalence

    The FOMC in 1979: introducing reserve targeting

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    Federal Open Market Committee ; Monetary policy

    Lymphoscintigraphy and triangulated body marking for morbidity reduction during sentinel node biopsy in breast cancer

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    Current trends in patient care include the desire for minimizing invasiveness of procedures and interventions. This aim is reflected in the increasing utilization of sentinel lymph node biopsy, which results in a lower level of morbidity in breast cancer staging, in comparison to extensive conventional axillary dissection. Optimized lymphoscintigraphy with triangulated body marking is a clinical option that can further reduce morbidity, more than when a hand held gamma probe alone is utilized. Unfortunately it is often either overlooked or not fully understood, and thus not utilized. This results in the unnecessary loss of an opportunity to further reduce morbidity. Optimized lymphoscintigraphy and triangulated body marking provides a detailed 3 dimensional map of the number and location of the sentinel nodes, available before the first incision is made. The number, location, relevance based on time/sequence of appearance of the nodes, all can influence 1) where the incision is made, 2) how extensive the dissection is, and 3) how many nodes are removed. In addition, complex patterns can arise from injections. These include prominent lymphatic channels, pseudo-sentinel nodes, echelon and reverse echelon nodes and even contamination, which are much more difficult to access with the probe only. With the detailed information provided by optimized lymphoscintigraphy and triangulated body marking, the surgeon can approach the axilla in a more enlightened fashion, in contrast to when the less informed probe only method is used. This allows for better planning, resulting in the best cosmetic effect and less trauma to the tissues, further reducing morbidity while maintaining adequate sampling of the sentinel node(s)

    One Hub-One Process: A Tool Based View on Regulatory Network Topology

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    The relationship between the regulatory design and the functionality of molecular networks is a key issue in biology. Modules and motifs have been associated to various cellular processes, thereby providing anecdotal evidence for performance based localization on molecular networks. To quantify structure-function relationship we investigate similarities of proteins which are close in the regulatory network of the yeast Saccharomyces Cerevisiae. We find that the topology of the regulatory network show weak remnants of its history of network reorganizations, but strong features of co-regulated proteins associated to similar tasks. This suggests that local topological features of regulatory networks, including broad degree distributions, emerge as an implicit result of matching a number of needed processes to a finite toolbox of proteins.Comment: 18 pages, 3 figures, 5 supplementary figure

    Unprepared for boom or bust: understanding the current state fiscal crisis

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    The headlines concerning state government finances have become increasingly alarming since mid-2001. This article discusses the roots of the current state fiscal crisis by looking at the decisions made by state government leaders during the long expansion. The author suggests increased use of rainy day funds as a way to avoid future crisis.Fiscal policy ; Expenditures, Public ; Federal Reserve District, 7th

    Common variations in ALG9 are not associated with bipolar I disorder: A family-based study

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    Background: A mannosyltransferase gene (ALG9, DIBD I) at chromosome band 11q23 was previously identified to be disrupted by a balanced chromosomal translocation t(9; 11)(p24;q23) co-segregating with bipolar affective disorder in a small family. Inborn ALG9 deficiency (congenital disorders of glycosylation type IL) is associated with progressive microcephaly, seizures, developmental delay, and hepatomegaly. It is unknown whether common variations of ALG9 predispose to bipolar affective disorder. Methods: We tested five polymorphic markers spanning ALG9 (three intragenic and one upstream microsatellite repeats and one common missense variation, V2891 (rs10502151) for their association with bipolar I disorder in two pedigree series. The NIMH (National Institute of Mental Health) pedigrees had a total of 166 families showing transmissions to 250 affected offspring, whereas The PITT (The University of Pittsburgh) pedigrees had a total of 129 families showing transmissions to 135 cases. We used transmission disequilibrium test for the association analyses. Results: We identified three common and distinct haplotypes spanning the ALG9 gene. We found no statistically-significant evidence of transmission disequilibrium of marker alleles or multi-marker haplotypes to the affected offspring with bipolar I disorder. Conclusion: These results suggest that common variations in ALG9 do not play a major role in predisposition to bipolar affective disorder. © 2006 Baysal et al; licensee BioMed Central Ltd

    Expression of connexins in human preimplantation embryos in vitro

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    Intercellular communication via gap junctions is required to coordinate developmental processes in the mammalian embryo. We have investigated if the connexin (Cx) isoforms known to form gap junctions in rodent preimplantation embryos are also expressed in human embryos, with the aim of identifying species differences in communication patterns in early development. Using a combination of polyA PCR and immunocytochemistry we have assessed the expression of Cx26, Cx31, Cx32, Cx40, Cx43 and Cx45 which are thought to be important in early rodent embryos. The results demonstrate that Cx31 and Cx43 are the main connexin isoforms expressed in human preimplantation embryos and that these isoforms are co-expressed in the blastocyst. Cx45 protein is expressed in the blastocyst but the protein may be translated from a generally low level of transcripts: which could only be detected in the PN to 4-cell embryos. Interestingly, Cx40, which is expressed by the extravillous trophoblast in the early human placenta, was not found to be expressed in the blastocyst trophectoderm from which this tissue develops. All of the connexin isoforms in human preimplantation embryos are also found in rodents pointing to a common regulation of these connexins in development of rodent and human early embryos and perhaps other species

    "There's no place like home" A pilot study of perspectives of international health and social care professionals working in the UK

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    Background Many countries are reporting health workforce shortages across a range of professions at a time of relatively high workforce mobility. Utilising the global market to supply shortage health skills is now a common recruitment strategy in many developed countries. At the same time a number of countries report a 'brain drain' resulting from professional people leaving home to work overseas. Many health and social care professionals make their way to the UK from other countries. This pilot study utilises a novel 'e-survey' approach to explore the motives, experiences and perspectives of non-UK health and social care professionals who were working or had worked in the UK. The study aims to understand the contributions of international health and social care workers to the UK and their 'home' countries. The purpose of the pilot study is also in part to test the appropriateness of this methodology for undertaking a wider study. Results A 24-item questionnaire with open-ended and multiple choice questions was circulated via email to 10 contacts who were from a country outside the UK, had trained outside the UK and had email access. These contacts were requested to forward the email to other contacts who met these criteria (and so on). The email was circulated over a one month pilot period to 34 contacts. Responses were from physiotherapists (n = 11), speech therapists (n = 4), social workers (n = 10), an occupational therapist (n = 1), podiatrists (n = 5), and others (n = 3). Participants were from Australia (n = 20), South Africa (n = 10), New Zealand (n = 3) and the Republic of Ireland (n = 1). Motives for relocating to the UK included travel, money and career opportunities. Participants identified a number of advantages and disadvantages of working in the UK compared to working in their home country health system. Respondents generally reported that by working in the UK, they had accumulated skills and knowledge that would allow them to contribute more to their profession and health system on their return home. Conclusion This pilot study highlights a range of issues and future research questions for international learning and comparison for the health and social care professions as a result of international workforce mobility. The study also highlights the usefulness of an e-survey technique for capturing information from a geographically diverse and mobile group of professionals
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