title: [Change in DNA topological linkage number during aging of Syrian hamster cell cultures].
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D006224:Cricetinae; D004247:DNA; D008647:Mesocricetus; D008968:Molecular Conformation; D013997:Time Factors
chemical_list: D004247:DNA
vernacular_title: Izmenenie topologicheskogo chisla stsepleniia DNK pri starenii kul'tury kletok siriĭskogo khomiachka.