density gradient centrifugation
(redirected from band centrifugation)Also found in: Encyclopedia.
den·si·ty gra·di·ent cen·trif·u·ga·tion
ultracentrifugation of substances in concentrated solutions of cesium salts or of sucrose; at equilibrium, the medium exhibits a concentration (hence density) gradient increasing in the direction of centrifugal force and the substances of interest collect in layers at the levels of their densities. See: isopycnic zone.
Synonym(s): band centrifugation, zone centrifugation