title: Ultraviolet light-induced purine modified DNA.
mesh_terms: D000433:1-Propanol; D000225:Adenine / Q000528:radiation effects; D002247:Carbon Isotopes; D002854:Chromatography, Paper; D004269:DNA, Bacterial / Q000528:radiation effects*; D004926:Escherichia coli; D006147:Guanine / Q000528:radiation effects; D010777:Photochemistry; D011687:Purines / Q000528:radiation effects*; D011830:Radiation Effects; D014466:Ultraviolet Rays
chemical_list: D002247:Carbon Isotopes; D004269:DNA, Bacterial; D011687:Purines; D006147:Guanine; D000433:1-Propanol; D000225:Adenine