title: Sister chromatid exchanges induced by mutagenic carcinogens in normal and xeroderma pigmentosum cells.
mesh_terms: D002273:Carcinogens / Q000494:pharmacology; D002842:Chromatids / Q000187:drug effects / Q000502:physiology*; D002869:Chromosome Aberrations; D003434:Crossing Over, Genetic / Q000187:drug effects*; D004260:DNA Repair; D006801:Humans; D008769:Methylnitronitrosoguanidine / Q000494:pharmacology; D009153:Mutagens / Q000494:pharmacology; D013268:Stimulation, Chemical; D014983:Xeroderma Pigmentosum / Q000235:genetics*
chemical_list: D002273:Carcinogens; D009153:Mutagens; D008769:Methylnitronitrosoguanidine