title: Purine and pyrimidine biosynthesis. Allopurinol and inborn errors.
mesh_terms: D000493:Allopurinol / Q000494:pharmacology*; D003864:Depression, Chemical; D005260:Female; D006801:Humans; D008297:Male; D011686:Purine-Pyrimidine Metabolism, Inborn Errors; D011687:Purines / Q000096:biosynthesis*; D011743:Pyrimidines / Q000096:biosynthesis*
chemical_list: D011687:Purines; D011743:Pyrimidines; D000493:Allopurinol