density gradient centrifugation


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density gradient centrifugation

[′den·səd·ē ¦grād·ē·ənt sen‚trif·ə′gā·shən]
(analytical chemistry)
Separation of particles according to density by employing a gradient of varying densities; at equilibrium each particle settles in the gradient at a point equal to its density.
References in periodicals archive ?
Detection of circulating tumor cells in blood using an optimized density gradient centrifugation.
Concurrently, free particulates were separated from T-cells by density gradient centrifugation through Ficoll-Hypaque (Histopaque, Sigma, St.
Leukocytes remained in all four samples after simple centrifugation and washing and in two of three samples tested after density gradient centrifugation.
Both swim-up and density gradient centrifugation methods have been evaluated for DNA damage.
In addition, the distribution of LDL subclasses was validated against an established method, discontinuous density gradient centrifugation, on a KBr gradient as described by Griffin et al.
Purification of large quantities of influenza virus by density gradient centrifugation.
Mononuclear leukocytes were first separated by conventional density gradient centrifugation or equivalent methods.