986 resultados para 1819
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The aim of this study is to evaluate the results of fasciocutaneous posterior interosseous artery island flaps in the treatment of recurrent or persistent carpal tunnel compression syndrome (CTS).
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Acute infection with the hepatitis C virus (HCV) induces a wide range of innate and adaptive immune responses. A total of 20-50% of acutely HCV-infected individuals permanently control the virus, referred to as 'spontaneous hepatitis C clearance', while the infection progresses to chronic hepatitis C in the majority of cases. Numerous studies have examined host genetic determinants of hepatitis C infection outcome and revealed the influence of genetic polymorphisms of human leukocyte antigens, killer immunoglobulin-like receptors, chemokines, interleukins and interferon-stimulated genes on spontaneous hepatitis C clearance. However, most genetic associations were not confirmed in independent cohorts, revealed opposing results in diverse populations or were limited by varying definitions of hepatitis C outcomes or small sample size. Coordinated efforts are needed in the search for key genetic determinants of spontaneous hepatitis C clearance that include well-conducted candidate genetic and genome-wide association studies, direct sequencing and follow-up functional studies.
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Avascular necrosis of the hamate is a very rare condition. After repetitive stress a young male developed left wrist pain which was found to be an avascular necrosis of the hamate. After progression of the necrosis with cyst formation on follow-up magnetic resonance imaging (MRI) and persisting pain, the patient underwent successful revascularisation with a vascular bone graft of the distal radius.
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Rockfall is a widespread and hazardous process in mountain environments, but data on past events are only rarely available. Growth-ring series from trees impacted by rockfall were successfully used in the past to overcome the lack of archival records. Dendrogeomorphic techniques have been demonstrated to allow very accurate dating and reconstruction of spatial and temporal rockfall activity, but the approach has been cited to be labor intensive and time consuming. In this study, we present a simplified method to quantify rockfall processes on forested slopes requiring less time and efforts. The approach is based on a counting of visible scars on the stem surface of Common beech (Fagus sylvatica L.). Data are presented from a site in the Inn valley (Austria), where rocks are frequently detached from an ~ 200-m-high, south-facing limestone cliff. We compare results obtained from (i) the “classical” analysis of growth disturbances in the tree-ring series of 33 Norway spruces (Picea abies (L.) Karst.) and (ii) data obtained with a scar count on the stem surface of 50 F. sylvatica trees. A total of 277 rockfall events since A.D. 1819 could be reconstructed from tree-ring records of P. abies, whereas 1140 scars were observed on the stem surface of F. sylvatica. Absolute numbers of rockfalls (and hence return intervals) vary significantly between the approaches, and the mean number of rockfalls observed on the stem surface of F. sylvatica exceeds that of P. abies by a factor of 2.7. On the other hand, both methods yield comparable data on the spatial distribution of relative rockfall activity. Differences may be explained by a great portion of masked scars in P. abies and the conservation of signs of impacts on the stem of F. sylvatica. Besides, data indicate that several scars on the bark of F. sylvatica may stem from the same impact and thus lead to an overestimation of rockfall activity.
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As is well know, the long-lasting influence in Poland of Hoffmanowa’s conservative pedagogical treatise « Keepsake of a Good Mother » (1819) was criticized by more progressive Polish women writers of the 19th century, such as Narcyza Żmichowska and Eliza Orzeszkowa. But the unexpected success of that book in other Slav countries later in the 19th century, especially in Bohemia, is less well known. Honorata z Wiśniowskich Zapová (1825-1856), a member of the Galician Polish szlachta who moved to Prague after her marriage in 1841 to the Czech writer K. V. Zap, has been recently exhumed as a Czech writer by Czech and Polish literary criticism: apart from her essays in Czech journals on her native country, much emphasis has been laid on the value of her most important work, Nezabudky, dar našim pannám (Forget-me-not: A Gift to Our Young Ladies, published in 1859), which was the first book of pedagogy dedicated to the instruction of young women in Bohemia. In her preface to this book, Zapová mentions Hoffmanowa as being one of her many sources of inspiration. Wishing to know more about what exactly Zapová owes to Hoffmanowa, in this article I compare Hoffmanowa’s book of pedagogy with Zapová’s. I am astonished to discover that Zapová’s book is in fact an almost literal translation from Polish to Czech of „Keepsake of a Good Mother” – in other words, that it is a plagiarism of Hoffmanowa’s book. The main question I ask here is : why did no one until now, either in 19th-century criticism or in our contemporary criticism, mention this literary fraud before?
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ein Versuch von L. L. Hellwitz
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geschrieben u. zum Dr. befördert von Kacadaeus dem neuesten im Monde
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von Alexander Lips
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von L. J. Riesser