182,485 research outputs found

    Comprometimento otológico como manifestação inicial de granulomatose de wegener: relato de caso.

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    Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Departamento de Clínica Cirúrgica, Curso de Medicina, Florianópolis, 199

    Rezension des Buches 'Sportdidaktik: Grundlagen - Vermittlungsformen - Bewegungsfelder' von V. Scheid & R. Prohl (Hrsg.) (2012)

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    Wegener M, Gröben B. Rezension des Buches 'Sportdidaktik: Grundlagen - Vermittlungsformen - Bewegungsfelder' von V. Scheid & R. Prohl (Hrsg.) (2012). Spectrum der Sportwissenschaften. 2012;24(1):96-99

    Biogeochemical processes and microbial diversity of the Gullfaks and Tommeliten methane seeps (Northern North Sea).

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    Fluid flow related seafloor structures and gas seeps were detected in the North Sea in the 1970s and 1980s by acoustic sub-bottom profiling and oil rig surveys. A variety of features like pockmarks, gas vents and authigenic carbonate cements were found to be associated with sites of oil and gas exploration, indicating a link between these surface structures and the underlying, deep hydrocarbon reservoirs. In this study we performed acoustic surveys and videographic observation at Gullfaks, Holene Trench, Tommeliten, Witch's Hole and the giant pockmarks of the UK Block 15/25, to investigate the occurrence and distribution of cold seep ecosystems in the Northern North Sea. The most active gas seep sites, i.e. Gullfaks and Tommeliten, were investigated in detail. At both sites, gas bubbles escaped continuously from small holes in the seabed to the water column, reaching the upper mixed surface layer. At Gullfaks a gas emitting, flat area of 0.1 km(2) of sandy seabed covered by filamentous sulfur-oxidizing bacteria was detected. At Tommeliten, we found a patchy distribution of small bacterial mats indicating sites of gas seepage. Below the patches the seafloor consisted of sand from which gas emissions were observed. At both sites, the anaerobic oxidation of methane (AOM) coupled to sulfate reduction (SR) was the major source of sulfide. Molecular analyses targeting specific lipid biomarkers and 16S rRNA gene sequences identified an active microbial community dominated by sulfur-oxidizing and sulfate-reducing bacteria (SRB) as well as methanotrophic bacteria and archaea. Stable carbon isotope values of specific, microbial fatty acids and alcohols from both sites were highly depleted in the heavy isotope C-13, indicating that the microbial community incorporates methane or its metabolites. The microbial community composition of both shallow seeps shows high similarities to the deep water seeps associated with gas hydrates such as Hydrate Ridge or the Eel River ba

    Suchprobleme

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    Ahlswede R, Wegener I. Suchprobleme. Teubner; 1979

    Das Alfred-Wegener-Institut in der Geschichte der Polarforschung : Einführung und Chronik

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    Das Alfred-Wegener-Institut in der Geschichte der Polarforschung : Einführung und Chroni

    Zadaci poiska

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    Ahlswede R, Wegener I. Zadaci poiska. Moskau: MIR-Verlag; 1982

    Multiparticle dynamics. 20th International Symposium, Proceedings

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    Baier R, Wegener D, eds. Multiparticle dynamics. 20th International Symposium, Proceedings.; 1991

    Brother Jerome David Wegener and International Students

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    Brother Jerome David Wegener (registrar) addressed incoming international students in a classroom. Standing (L-R): Rohit Saraiya, Tushar Kothari, Sharad Dalal, Shah Tarachand, Madhu Talsania, Hasmukh Gala, Rashmi Modi, Pradeep Sanghrajka. Seated, back row (L-R): Thakkar Pravinchandra, Pradyot Turakhia, Vijay Agarwal. Seated, front row (l-r): Rajendra Lunkand, Chandu Chandhari, and Ashok Gupta

    Wegener\u27s granulomatosis mimicking a sternal abscess.

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    Bone destruction as a manifestation of Wegener\u27s granulomatosis has been reported, but these cases were limited to the head and face. We present a case in which a sternal abscess was the initial manifestation of Wegener\u27s granulomatosis. We believe this is the first reported case of bone destruction due to Wegener\u27s occurring in a location other than the head and face

    Search Problems

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    Ahlswede R, Wegener I. Search Problems. Wiley Interscience Series in Discrete Mathematics. Chichester : John Wiley & Sons Inc; 1987
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