4,237,544 research outputs found

    Public History Newsletter Spring 2008

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    A four page newsletter created by the Public History Concentration at Wright State University.https://corescholar.libraries.wright.edu/public_history_news/1017/thumbnail.jp

    Public History Newsletter Spring 2009

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    A four page newsletter created by the Public History Concentration at Wright State University.https://corescholar.libraries.wright.edu/public_history_news/1002/thumbnail.jp

    Public History Newsletter Fall, 2015

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    A five page newsletter created by the Public History Concentration at Wright State University.https://corescholar.libraries.wright.edu/public_history_news/1020/thumbnail.jp

    High Serum Concentration of Interleukine-6 and Rank-ligand as Risk Factors for Osteoporosis in Estrogen Deficiency Post-menopausal Women

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    Osteoporosis in post-menopausal women is not merely due to deficient estrogenhormone production. The development of osteoporosis is due to increased boneresorption by osteoclasts. The osteoclast\u27s number and activity is controlled by activatingfactors such as IL-6 and RANK-L. The objective of this study was to determine that highIL-6 and RANK-L serum concentrations are risks for osteoporosis in estrogen deficientpost-menopausal women. The serum concentration of ß-CrossLaps (CTx) was measuredto determine bone resorption rate. This is an observational analytical study using case andcontrol design conducted at Sanglah General Hospital of Denpasar. The sample size wascalculated using the paired case-control study formula. There were 41 osteoporotic and41 non-osteoporotic (control) estrogen deficient post-menopausal women involved in thestudy.Data were analyzed by using the t-paired and McNemar tests. Mean serumconcentration of IL-6 among the osteoporotic women was significantly higher ascompared to that of the controls (3.47±1.75 pg/ml vs 2.51±1.13 pg/ml, p = 0.001). Meanserum concentration of RANK-L among the osteoporotic women was also significantlyhigher as compared to that of the controls (320.66±122.44ng/ml vs 249.94±82.41 ng/ml,p = 0.002). To qualify as risk factors for osteoporosis, the cut-off point for IL-6 was 2.17pg/ml (OR = 4, CI 95%: 1.23-14.24; p = 0.032); the cut-off point for RANK-L was275.165 ng/ml (OR = 8, CI 95%: 1.84-34.79; p = 0.001). Analysis of both high serumconcentration of IL-6 and RANK-L was associated with an odd ratio of 9 (CI 95%: 4,27-18,96, p=0,000). CTx concentration in the osteoporotic women was significantly higherthan in the controls (0.60±0.22ng/ml vs 0.46±0.16ng/ml, p = 0.004).We found that the high IL-6 and RANK-L serum concentrations were risk factorsin estrogen deficient post-menopausal women. CTx being a marker for osteoclastic boneresorption activity, increased in concentration higher in osteoporotic than in nonosteoporoticwomen. The high serum concentrations of IL-6 and RANK-L could be usedas predictors for osteoporosis in estrogen deficient post-menopausal women

    The proximity-concentration tradeoff under uncertainty

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    In this article, we analyse the firm's choice between serving a foreign market through exports or through foreign affiliate sales in an environment characterized by country-specific shocks to the cost of production. Our model predicts that country pairs with less-correlated output fluctuations trade more, relative to affiliate sales, whereas countries with more-volatile fluctuations are served relatively more by exporters than by foreign affiliates selling abroad. Using detailed data on trade and affiliate sales, we find empirical support for our model's predictions

    Vanguard Concentration

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    The design, manufacture, and performance of a solar parabolic dish/stirling engine system are investigated. The commercialization of the system is discussed based on ease of fabrication, assembly, and cost effectiveness. The various components contributed from government and related industries are evaluated

    The Serumal Concentration of Hbsag in Patiets with Chb/hiv Co-infection Comparing with Chb Mono-infection in the Different Phases of Natural Course of Chronic Hepatitis В

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    The prevalence and inclination to chronization of viral hepatitis B is 3 – 5 times higher in patients with HIV-infection than in HIV-negative ones. The natural clinical course of chronic hepatitis B (CHB) in patients with HIV has the features, connected with immune suppression and mutual influence of viruses. The quantitative determination of HBsAg allows the more precise monitoring of the natural course and the dynamics of treatment of patients with CHB but these features are little studied in patients with co-infection CHB/HIV. In the work was presented the comparative analysis of the results of quantitative determination of the serumal HBsAg in 59 Patients with co-infection CHB/HIV and 60 ones with chronic hepatitis. At the study it was established, that in patients with CHB/HIV co-infection were observed the reliably higher qHBsAg levels than in HIV-negative ones both in whole and in each CHB phase that depends on the immune suppression degree and DNA level of hepatitis B virus

    Universal entanglement concentration

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    We propose a new protocol of \textit{universal} entanglement concentration, which converts many copies of an \textit{unknown} pure state to an \textit{% exact} maximally entangled state. The yield of the protocol, which is outputted as a classical information, is probabilistic, and achives the entropy rate with high probability, just as non-universal entanglement concentration protocols do. Our protocol is optimal among all similar protocols in terms of wide varieties of measures either up to higher orders or non-asymptotically, depending on the choice of the measure. The key of the proof of optimality is the following fact, which is a consequence of the symmetry-based construction of the protocol: For any invariant measures, optimal protocols are found out in modifications of the protocol only in its classical output, or the claim on the product. We also observe that the classical part of the output of the protocol gives a natural estimate of the entropy of entanglement, and prove that that estimate achieves the better asymptotic performance than any other (potentially global) measurements.Comment: Revised a lot, especially proofs, though no change in theorems, lemmas itself. Very long, but essential part is from Sec.I to Sec IV-C. Some of the appendces are almost independent of the main bod

    Thermodynamics and concentration

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    We show that the thermal subadditivity of entropy provides a common basis to derive a strong form of the bounded difference inequality and related results as well as more recent inequalities applicable to convex Lipschitz functions, random symmetric matrices, shortest travelling salesmen paths and weakly self-bounding functions. We also give two new concentration inequalities.Comment: Published in at http://dx.doi.org/10.3150/10-BEJ341 the Bernoulli (http://isi.cbs.nl/bernoulli/) by the International Statistical Institute/Bernoulli Society (http://isi.cbs.nl/BS/bshome.htm
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