title: Fractionation of cell organelles in silica sol gradients.
mesh_terms: D002458:Cell Fractionation / Q000379:methods*; D002467:Cell Nucleus; D002499:Centrifugation, Density Gradient; D002736:Chloroplasts; D008928:Mitochondria; D009940:Organoids; D010944:Plants / Q000648:ultrastructure*