title: Actinomycin D-induced breakage of human KB cell DNA.
mesh_terms: D002277:Carcinoma; D002460:Cell Line; D002470:Cell Survival / Q000187:drug effects; D002499:Centrifugation, Density Gradient; D004260:DNA Repair; D004273:DNA, Neoplasm / Q000032:analysis / Q000096:biosynthesis*; D003609:Dactinomycin / Q000494:pharmacology*; D006801:Humans; D009303:Nasopharyngeal Neoplasms; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D004273:DNA, Neoplasm; D014316:Tritium; D003609:Dactinomycin; D013936:Thymidine