title: DNAase I digestion of fixed chromosomes specifically reveals NORs in man.
mesh_terms: D002843:Chromatin / Q000648:ultrastructure; D002875:Chromosomes / Q000648:ultrastructure*; D003851:Deoxyribonucleases / Q000378:metabolism; D006801:Humans; D008214:Lymphocytes / Q000648:ultrastructure; D009697:Nucleolus Organizer Region / Q000378:metabolism / Q000648:ultrastructure
chemical_list: D002843:Chromatin; D003851:Deoxyribonucleases