title: STUDIES OF ISOTOPE DISTRIBUTION IN TRITIATED PYRIMIDINES.
mesh_terms: D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003596:Cytosine; D007554:Isotopes; D009705:Nucleosides; D011743:Pyrimidines; D012106:Research; D013936:Thymidine; D014316:Tritium; D014498:Uracil
chemical_list: D007554:Isotopes; D009705:Nucleosides; D011743:Pyrimidines; D014316:Tritium; D014498:Uracil; D003596:Cytosine; D013936:Thymidine
keywords: CHEMISTRY, PHYSICAL; CYTOSINE; EXPERIMENTAL LAB STUDY; NUCLEOSIDES; THYMIDINE; TRITIUM; URACIL