title: Rapid CsCl gradients using a vertical rotor.
mesh_terms: D002499:Centrifugation, Density Gradient / Q000295:instrumentation*; D002586:Cesium; D004269:DNA, Bacterial / Q000302:isolation & purification*; D004926:Escherichia coli; D013768:Tetrahymena
chemical_list: D004269:DNA, Bacterial; D002586:Cesium