title: Age cohort variation of tumor cells.
mesh_terms: D000818:Animals; D002455:Cell Division; D004273:DNA, Neoplasm / Q000096:biosynthesis; D004195:Disease Models, Animal; D005472:Fluorouracil / Q000627:therapeutic use; D006918:Hydroxyurea / Q000627:therapeutic use; D008223:Lymphoma / Q000188:drug therapy / Q000532:radiotherapy; D051379:Mice; D008938:Mitosis; D008954:Models, Biological; D009368:Neoplasm Transplantation; D009369:Neoplasms; D009374:Neoplasms, Experimental / Q000188:drug therapy / Q000532:radiotherapy; D012334:RNA, Neoplasm / Q000096:biosynthesis; D013936:Thymidine / Q000378:metabolism; D013997:Time Factors; D014316:Tritium
chemical_list: D004273:DNA, Neoplasm; D012334:RNA, Neoplasm; D014316:Tritium; D005472:Fluorouracil; D013936:Thymidine; D006918:Hydroxyurea