high-speed centrifugation

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• Centrifugation — is a process that involves the use of the centrifugal force for the sedimentation of mixtures with a centrifuge, used in industry and in laboratory settings. More dense components of the mixture migrate away from the axis of the centrifuge, while …   Wikipedia

• density gradient centrifugation — High speed centrifugation in which molecules are separated on the basis of their different densities using a concentration gradient of caesium chloride or sucrose. The density gradient may either be formed before centrifugation by mixing two… …   Glossary of Biotechnology

• Differential centrifugation — is a common procedure in microbiology and cytology used to separate certain organelles from whole cells for further analysis of specific parts of cells. In the process, a tissue sample is first homogenised to break the cell membranes and mix up… …   Wikipedia

• Isopycnic centrifugation — Isopycnic centrifugation, also known as density gradient centrifugation or equilibrium sedimentation is a technique used to separate molecules on the basis of buoyant density. (The word isopycnic means equal density .) Typically, a self… …   Wikipedia

• Counterflow centrifugation elutriation — (CCE) is a cell separating technique. This method enables scientists to separate different cells with different sizes. Since cell size is correlated with cell cycle stages this method also allows the separation of cells at different stages of the …   Wikipedia

• Isopycnic — Viruses purified by isopycnic centrifugation a density gradient was formed during high speed centrifugation of a solution of caesium chloride and the two virus types come to rest at points corresponding to their density. The tube is about 10cm… …   Wikipedia

• Ballpoint pen — Retractable ballpoint pen, disassembled and complete A ballpoint pen is a writing instrument with an internal ink reservoir and a sphere for a point. The internal chamber is filled with a viscous ink that is dispensed at its tip during use by the …   Wikipedia

• centrifuge — centrifugation /sen trif yeuh gay sheuhn, trif euh /, n. /sen treuh fyoohj /, n., v., centrifuged, centrifuging. n. 1. an apparatus that rotates at high speed and by centrifugal force separates substances of different densities, as milk and cream …   Universalium

• Laboratory centrifuge — A tabletop laboratory centrifuge Uses Separation Related items Gas centrifuge Ultracentrifuge A laboratory centrifuge is a piece of laboratory equipment, driven by a m …   Wikipedia

• wine — wineless, adj. winish, adj. /wuyn/, n., adj., v., wined, wining. n. 1. the fermented juice of grapes, made in many varieties, such as red, white, sweet, dry, still, and sparkling, for use as a beverage, in cooking, in religious rites, etc., and… …   Universalium

• Washing machine — This article is about the laundry cleaning apparatus. For the Sonic Youth album, see Washing Machine (album). A typical modern front loading washing machine Irreler Bauerntradition shows an early Miele was …   Wikipedia