title: DNA-topoisomerases and regulation of cell proliferation.
mesh_terms: D000818:Animals; D002455:Cell Division; D002460:Cell Line; D002467:Cell Nucleus / Q000201:enzymology; D006224:Cricetinae; D003412:Cricetulus; D003593:Cytoplasm / Q000201:enzymology; D004247:DNA / Q000378:metabolism; D004264:DNA Topoisomerases, Type I / Q000378:metabolism*; D004587:Electrophoresis, Agar Gel; D005347:Fibroblasts / Q000201:enzymology; D046911:Macromolecular Substances; D009268:Nalidixic Acid / Q000494:pharmacology; D011506:Proteins / Q000378:metabolism
chemical_list: D046911:Macromolecular Substances; D011506:Proteins; D009268:Nalidixic Acid; D004247:DNA; D004264:DNA Topoisomerases, Type I