Wolff, D A The separation of cells and subcellular particles by colloidal silica density gradient centrifugation. [electronic resource] - Methods in cell biology 1975 - 85-104 p. digital Publication Type: Journal Article ISSN: 0091-679X Standard No.: 10.1016/s0091-679x(08)60731-1 doi Subjects--Topical Terms: Cell Fractionation--methodsCell Separation--methodsCentrifugation, Density GradientColloidsHerpesviridae--isolation & purificationSilicon DioxideSubcellular Fractions--analysis