نتایج جستجو برای: sensitive particles
تعداد نتایج: 433692 فیلتر نتایج به سال:
Abstract. The high variability of aerosol particle concentrations, sizes and chemical composition makes their description challenging in atmospheric models. Aerosol–cloud interaction studies are usually focused on the activation accumulation mode particles as cloud condensation nuclei (CCN). However, under specific conditions Aitken can also contribute to number concentration droplets (Nd), lea...
High performance wash-free magnetic bioassays through microfluidically enhanced particle specificity
Magnetic biosensors have emerged as a sensitive and versatile platform for high performance medical diagnostics. These magnetic biosensors require well-tailored magnetic particles as detection probes, which need to give rise to a large and specific biological signal while showing very low nonspecific binding. This is especially important in wash-free bioassay protocols, which do not require rem...
1. To have a rapid isolation of oligomycin-sensitive ATPase particles (OSA particles), 0.1 mg DOC per mg of protein and 72 g potassium chlo. ride per I were added to mitochondria suspended in a tris.sucrose-histidine solution, which was followed by addition of 2-fold volume of chilled water, and fractionated by a discontinuous sucrose density gradient centrifugation. As a result, it was possibl...
The way we represent intentions, behaviors, and the spatial context, is crucial for any approach to mobile intention recognition. Formal grammars are cognitively comprehensible and make expressiveness properties explicit. By adding spatial domain knowledge to a grammar we can reduce parsing ambiguities. We argue that there are a number of mobile intention recognition problems which require the ...
Received: 16 Oct, 2012 Accepted: 16 Des, 2012 Background & Aims : Human health has faced serious risks due to air pollution as a consequence of urbanization. So the World Health Organization has reported more than 1.3 million premature deaths due to urban air pollution in 2010. Continuous monitoring of air quality to determine pollutants and identify their emissions sources are considered a...
A novel and highly sensitive immunoassay method based on surface enhanced Raman spectroscopy (SERS) and magnetic particles has been developed. This method exhibits great potential application in bio-separation and immunoassay.
hypothesis may still lbe a topic for controversy among philosophers, but among the great majority of active scientists I think it is accepted without question The workings of our minds and bodles, and of all the animate or lnanimate matter of which we have any detailed knowledges are as sumed to be controlled by the same set o£ fundamental laws which except under certain extreme conditions we f...
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