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Article
Maßnahmen zur Verbesserung der gesundheitlichen Situation von Menschen mit seltenen Erkrankungen in Deutschland
In Deutschland leben schätzungsweise 4 Mio. Patienten mit einer seltenen Erkrankung. Ihre Versorgung ist aufgrund der Seltenheit und Heterogenität der unterschiedlichen Erkrankungsbilder problematisch. Das Bun...
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Article
Dual-energy CT for the characterization of urinary calculi: In vitro and in vivo evaluation of a low-dose scanning protocol
The efficiency and radiation dose of a low-dose dual-energy (DE) CT protocol for the evaluation of urinary calculus disease were evaluated. A low-dose dual-source DE-CT renal calculi protocol (140 kV, 46 mAs; ...
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Article
Characterization of coronary atherosclerosis by dual-source computed tomography and HU-based color map**: a pilot study
To assess HU-based color map** for characterization of coronary plaque, using intravascular ultrasound virtual histology (IVUS-VH) as a standard of reference. Dual-source computed tomography and IVUS-VH were...
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Article
Sixty-four-slice CT in the assessment of global and regional left ventricular function: Comparison with MRI in a porcine model of acute and subacute myocardial infarction
The purpose was to assess 64-slice CT in the analysis of global and regional ventricular function, using a model of acute and subacute myocardial infarction in comparison with cine-MRI. Seven pigs underwent st...
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Article
Late myocardial enhancement assessed by 64-MSCT in reperfused porcine myocardial infarction: diagnostic accuracy of low-dose CT protocols in comparison with magnetic resonance imaging
The purpose was to assess the practicability of low-dose CT imaging of late enhancement in acute infarction. Following temporary occlusion of the second diagonal branch, seven pigs were studied by multislice c...
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Article
Non-invasive coronary angiography with 16-slice spiral computed tomography: image quality in patients with high heart rates
The purpose of this study was to assess segment image quality at high heart rates using 16-slice computed tomography and differential reconstruction for major coronary vessels. According to the following proto...
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Article
Image quality and diagnostic accuracy of 16-slice multidetector computed tomography for the detection of coronary artery disease in obese patients
Cardiac multislice spiral computed tomography (MSCT) scanners permit visualization of the coronary arteries with an overall good sensitivity (sens) and specificity (spec). However, in obese patients (pts), who...
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Article
Progress and developments in the field of materials for transient liquid phase bonding and active soldering processes
In the last decade, microsystem engineering has rapidly developed. Nowadays microsystems have a very broad scope of applications, which range from electronics and aerospace to chemistry, optics, biology and me...
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Chapter
Abiomed BVS 5000®
Zur kurzfristigen Überbrückung eines myokardialen Pumpversagens wurde das BVS 5000®von Abiomed Inc. konstruiert. Das System wird seit 1992 (FDA-Zulassung) weltweit verwendet. Bereits 1988 erschienen erste Publika...
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Article
Production of 1,3-propanediol by Clostridium butyricum in continuous culture with cell recycling
The continuous fermentation of 1,3-propanediol from glycerol by Clostridium butyricum was subjected to cell recycling by filtration using hollow-fibre modules made from polysulphone. The performance of the cultu...
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Article
Influence of iron, phosphate and methyl viologen on glycerol fermentation of Clostridium butyricum
The effect of methyl viologen addition, and iron and phosphate limitation on product distribution during glycerol fermentation of Clostridium butyricum DSM 5431 was investigated in continuous culture. Special att...
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Chapter
Halogenated structural elements in naturally occurring organic matter
Naturally occurring organic matter from terrestrial and aquatic environments was isolated and degraded by treatment with permanganate and hydrogen peroxide. The formed aromatic degradation products were then a...
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Chapter and Conference Paper
Cell Interaction Molecules Regulating T Cell Receptor Mediated Signal Transduction: A Comparison of Peripheral T Cell with Develo** Thymocytes
Signal transduction through the αβ CD3 T cell receptor (TCR) can induce vastly different cellular responses at different stages of T cell differentiation. The earliest form of TCR mediated signalling is seen i...
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Article
Evolutionary aspects of cytochromec oxidase
The presence of additional subunits in cytochrome oxidase distinguish the multicellular eukaryotic enzyme from that of a simple unicellular bacterial enzyme. The number of these additional subunits increases w...
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Chapter
Proteins and Nucleotide Sequences Involved in DNA Replication of Filamentous Bacteriophage
Filamentous bacteriophages (fd, M13, f1) contain single-stranded circular DNA of about 6400 bases (1). They penetrate the host cell via pili induced by the F-episome of an Escherichia coli cell. During the penetr...
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Chapter and Conference Paper
Zur Verbesserung von Prüfplänen für die Gut-Schlecht-Prüfung durch Skip-Lot-Strategien
To decide, whether a skip-lot-strategy or a lot-by-lot inspection strategy with a reference (basic) plan is optimal, we use a min-max-criterion based on a linear cost model and obtain as a solution of this pro...
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Chapter and Conference Paper
Density-dependent Growth Control and Lipid Mobilities in Normal and Tumor-Transformed Cell Membranes
Regardless of the inducing agent, transformed cells show membrane changes when compared to their normal counterparts. Transformed cells have been shown to possess, in many instances, enhanced lectin agglutinab...
