title: Characterization and differentiation of nuclear chromatin structures by ion sensitivity.
mesh_terms: D000818:Animals; D001718:Birefringence; D002458:Cell Fractionation; D002843:Chromatin; D003902:Detergents; D000882:Haplorhini; D006367:HeLa Cells; D006570:Heterochromatin; D006801:Humans; D007668:Kidney / Q000166:cytology; D008853:Microscopy; D008859:Microscopy, Polarization; D009994:Osmolar Concentration; D013194:Staining and Labeling; D013501:Surface-Active Agents
chemical_list: D002843:Chromatin; D003902:Detergents; D006570:Heterochromatin; D013501:Surface-Active Agents