title: The action of caffeine on X-irradiated HeLa cells. I. Delayed inhibition of DNA synthesis.
mesh_terms: D002110:Caffeine / Q000494:pharmacology*; D002455:Cell Division / Q000187:drug effects; D004247:DNA / Q000096:biosynthesis*; D006367:HeLa Cells; D011838:Radiation-Sensitizing Agents / Q000494:pharmacology*; D013997:Time Factors; D014965:X-Rays
chemical_list: D011838:Radiation-Sensitizing Agents; D002110:Caffeine; D004247:DNA