title: Considerations of the structure of chromosomes and chromatin in relation to chromosomal aberrations.
mesh_terms: D002842:Chromatids / Q000648:ultrastructure; D002843:Chromatin / Q000648:ultrastructure*; D002869:Chromosome Aberrations; D002877:Chromosomes, Human / Q000648:ultrastructure*; D006801:Humans; D008854:Microscopy, Electron; D008855:Microscopy, Electron, Scanning
chemical_list: D002843:Chromatin