title: DNA repair in ultraviolet light irradiated HeLa cells and its reversible inhibition by hydroxyurea.
mesh_terms: D002499:Centrifugation, Density Gradient; D046508:Culture Techniques; D004273:DNA, Neoplasm / Q000037:antagonists & inhibitors* / Q000096:biosynthesis / Q000528:radiation effects; D006367:HeLa Cells / Q000528:radiation effects*; D006918:Hydroxyurea / Q000494:pharmacology*; D011830:Radiation Effects; D014466:Ultraviolet Rays
chemical_list: D004273:DNA, Neoplasm; D006918:Hydroxyurea