title: DNA replication in synchronized cultured mammalian cells. II. Replication of ribosomal cistrons in thymidine-synchronized HeLa cells.
mesh_terms: D001973:Bromodeoxyuridine; D002499:Centrifugation, Density Gradient; D004261:DNA Replication; D006367:HeLa Cells / Q000378:metabolism*; D006801:Humans; D009693:Nucleic Acid Hybridization; D010759:Phosphorus Isotopes; D012313:RNA; D012335:RNA, Ribosomal / Q000096:biosynthesis; D013936:Thymidine
chemical_list: D010759:Phosphorus Isotopes; D012335:RNA, Ribosomal; D012313:RNA; D001973:Bromodeoxyuridine; D013936:Thymidine