title: Evidence for existence and compactness of DNA superstructure units in mammalian cells: a microdosimetric approach to radiation-induced DNA release assayed by neutral sucrose gradient sedimentation.
mesh_terms: D000818:Animals; D002499:Centrifugation, Density Gradient; D002843:Chromatin / Q000378:metabolism; D006224:Cricetinae; D004247:DNA / Q000378:metabolism / Q000528:radiation effects; D004735:Energy Transfer; D008954:Models, Biological; D008970:Molecular Weight; D009685:Nuclear Envelope / Q000378:metabolism; D009690:Nucleic Acid Conformation
chemical_list: D002843:Chromatin; D004247:DNA