Studies on the division cycle of mammalian cells. II. Causal relationship between completion of DNA synthesis and onset of the G2 period.
D000818:Animals; D001345:Autoradiography; D002455:Cell Division; D046508:Culture Techniques; D004247:DNA / Q000096:biosynthesis*; D008727:Methotrexate / Q000494:pharmacology; D013936:Thymidine / Q000378:metabolism; D014316:Tritium
D014316:Tritium; D004247:DNA; D013936:Thymidine; D008727:Methotrexate