title: PURINE N-OXIDES. XII. PHOTOCHEMICAL CHANGES INDUCED BY ULTRAVIOLET RADIATION.
mesh_terms: D000225:Adenine; D002247:Carbon Isotopes; D055598:Chemical Phenomena; D002621:Chemistry; D009705:Nucleosides; D010091:Oximes; D010100:Oxygen; D011687:Purines; D011743:Pyrimidines; D012106:Research; D013053:Spectrophotometry; D014466:Ultraviolet Rays; D014970:Xanthines
chemical_list: D002247:Carbon Isotopes; D009705:Nucleosides; D010091:Oximes; D011687:Purines; D011743:Pyrimidines; D014970:Xanthines; C009111:purine N-oxide; D000225:Adenine; D010100:Oxygen; C030985:purine
keywords: ADENINE; CARBON ISOTOPES; CHEMISTRY; EXPERIMENTAL LAB STUDY; NUCLEOSIDES; OXIMES; OXYGEN; PURINES; PYRIMIDINES; SPECTROPHOTOMETRY; ULTRAVIOLET RAYS; XANTHINES