title: Altered rate of DNA replication in ageing human fibroblast cultures.
mesh_terms: D001345:Autoradiography; D002455:Cell Division; D002470:Cell Survival; D004261:DNA Replication; D005347:Fibroblasts / Q000254:growth & development* / Q000378:metabolism; D006801:Humans; D008168:Lung; D008297:Male; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D013936:Thymidine