title: Tritiated uridine induced chromosome aberrations in relation to heterochromatin and nucleolar organisation in Microtus agrestis L.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002466:Cell Nucleolus / Q000187:drug effects; D002869:Chromosome Aberrations / Q000187:drug effects*; D046508:Culture Techniques; D005260:Female; D005347:Fibroblasts / Q000187:drug effects; D006570:Heterochromatin / Q000096:biosynthesis*; D051379:Mice; D012728:Sex Chromatin / Q000378:metabolism; D012730:Sex Chromosomes / Q000187:drug effects*; D014316:Tritium; D014529:Uridine / Q000494:pharmacology*
chemical_list: D006570:Heterochromatin; D014316:Tritium; D014529:Uridine