title: On the nature of heteroploidy.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002455:Cell Division; D002460:Cell Line; D002478:Cells, Cultured; D002869:Chromosome Aberrations; D002875:Chromosomes / Q000032:analysis*; D004247:DNA / Q000032:analysis*; D005260:Female; D005347:Fibroblasts; D005470:Fluorometry / Q000295:instrumentation; D006367:HeLa Cells; D006801:Humans; D007621:Karyotyping; D007834:Lasers; D008168:Lung / Q000196:embryology; D008297:Male; D013194:Staining and Labeling; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine