title: [Regulations and abnormalities of nucleic acid base metabolism].
mesh_terms: D000818:Animals; D006801:Humans; D051379:Mice; D009711:Nucleotides / Q000378:metabolism*; D010754:Phosphoribosyl Pyrophosphate / Q000378:metabolism; D011686:Purine-Pyrimidine Metabolism, Inborn Errors / Q000378:metabolism*
chemical_list: D009711:Nucleotides; D010754:Phosphoribosyl Pyrophosphate