226. Infektionen bei Alloarthroplastik der Hüfte

Die Rolle der Mastzellen bei der Atherosklerose

Rupture of an atherosclerotic plaque is the major underlying cause of adverse cardiovascular events such as myocardial infarction or stroke. Therapeutic interventions should therefore be directed towards inhibiting growth of atherosclerotic lesions as well as towards prevention of lesion destabilization. Interestingly, the presence of mast cells has been demonstrated in both murine and human pl...

Optimale Blockauswahl bei der Kraftwerkseinsatzplanung

The paper addresses the unit commitment problem in power plant operation planning. For a real power system comprising coal and gas red thermal as well as pumped storage hydro plants a large-scale mixed integer optimization model for unit commitment is developed. Then primal and dual approaches to solving the optimization problem are presented and results of test runs are reported.

Individuelle Risikohandhabung bei der Zahlungssystemwahl

Der Aristotelismus bei den Griechen

earlier literature by Kuhn and by Littre are notoriously imprecise, and editions that rest solely upon their authority are rightly to be suspected. More serious criticism can be directed at the criteria for inclusion. There is no clear policy for reprints, and some authors, whose works cover Greek science as well as Hippocratic medicine, are very inadequately represented. Hence important studie...

Mehr Präzision bei der Grunddüngung

Soil analysis based precise application of fertilizers is one strategy of farmers to increase efficiency in plant production. Sample data are processed on the farm using standard GIS tools. Practical aspects to be observed in variable rate application of P, K, and Mg fertilisers are discussed and compared with results of a research project conducted at farm level. 1 Grundbodenuntersuchung Die D...