title: Isolation and partial characterization of the nuclear shell of HeLa cells.
mesh_terms: D002458:Cell Fractionation / Q000379:methods; D002467:Cell Nucleus / Q000648:ultrastructure; D002843:Chromatin / Q000302:isolation & purification / Q000648:ultrastructure*; D004247:DNA / Q000302:isolation & purification; D006367:HeLa Cells / Q000648:ultrastructure*; D006801:Humans; D008854:Microscopy, Electron; D009994:Osmolar Concentration
chemical_list: D002843:Chromatin; D004247:DNA