title: The role of heterochromatin in the origin of isochromosome 1 in neoplastic cells.
mesh_terms: D002869:Chromosome Aberrations; D025063:Chromosome Disorders; D002878:Chromosomes, Human, Pair 1 / Q000648:ultrastructure*; D006570:Heterochromatin / Q000648:ultrastructure*; D006801:Humans; D007621:Karyotyping; D009369:Neoplasms / Q000235:genetics*
chemical_list: D006570:Heterochromatin