title: DNA replication sites in HELA cells.
mesh_terms: D002458:Cell Fractionation; D004247:DNA / Q000096:biosynthesis; D004261:DNA Replication; D006367:HeLa Cells / Q000378:metabolism*; D006801:Humans; D008566:Membranes / Q000378:metabolism*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
chemical_list: D014316:Tritium; D004247:DNA; D013936:Thymidine