title: DNA repair with purines and pyrimidines in radiation- and carcinogen-damaged normal and xeroderma pigmentosum human cells.
mesh_terms: D000225:Adenine / Q000378:metabolism; D002273:Carcinogens / Q000494:pharmacology*; D002330:Carmustine / Q000494:pharmacology; D002478:Cells, Cultured; D004247:DNA / Q000096:biosynthesis*; D004260:DNA Repair; D004273:DNA, Neoplasm / Q000096:biosynthesis*; D003839:Deoxyadenosines / Q000378:metabolism; D006146:Guanidines / Q000494:pharmacology; D006147:Guanine / Q000378:metabolism; D006367:HeLa Cells; D006801:Humans; D006918:Hydroxyurea / Q000494:pharmacology; D007042:Hypoxanthines / Q000378:metabolism; D009603:Nitroso Compounds / Q000494:pharmacology; D011804:Quinolines / Q000494:pharmacology; D011830:Radiation Effects; D012867:Skin / Q000166:cytology; D014466:Ultraviolet Rays; D014983:Xeroderma Pigmentosum / Q000378:metabolism*
chemical_list: D002273:Carcinogens; D004273:DNA, Neoplasm; D003839:Deoxyadenosines; D006146:Guanidines; D007042:Hypoxanthines; D009603:Nitroso Compounds; D011804:Quinolines; D006147:Guanine; D004247:DNA; D000225:Adenine; D002330:Carmustine; D006918:Hydroxyurea