title: Unrepaired double-strand breaks in nuclear DNA are not always lethal.
mesh_terms: D002467:Cell Nucleus / Q000378:metabolism / Q000528:radiation effects*; D002470:Cell Survival / Q000528:radiation effects; D004247:DNA / Q000528:radiation effects*; D004260:DNA Repair; D005804:Genes, Lethal; D012441:Saccharomyces cerevisiae / Q000187:drug effects / Q000378:metabolism
chemical_list: D004247:DNA