title: Induction of chromatid breakage by clastogens in cells in G2 phase.
mesh_terms: D002453:Cell Cycle / Q000187:drug effects; D002478:Cells, Cultured; D002842:Chromatids / Q000187:drug effects*; D002869:Chromosome Aberrations; D002871:Chromosome Banding; D004247:DNA / Q000378:metabolism; D003609:Dactinomycin / Q000494:pharmacology; D006801:Humans; D007399:Interphase / Q000187:drug effects*; D008214:Lymphocytes / Q000187:drug effects / Q000502:physiology; D009153:Mutagens / Q000494:pharmacology*; D013329:Structure-Activity Relationship
chemical_list: D009153:Mutagens; D003609:Dactinomycin; D004247:DNA