title: Deamination of guanine to xanthine: a metabolic pathway of underestimated importance in human purine catabolism?
mesh_terms: D000493:Allopurinol / Q000097:blood / Q000494:pharmacology*; D005260:Female; D005878:Gilbert Disease / Q000378:metabolism; D006147:Guanine / Q000378:metabolism*; D006801:Humans; D007700:Kinetics; D008105:Liver Cirrhosis, Biliary / Q000378:metabolism; D008297:Male; D012016:Reference Values; D014527:Uric Acid / Q000378:metabolism; D019820:Xanthine; D014970:Xanthines / Q000378:metabolism*
chemical_list: D014970:Xanthines; D019820:Xanthine; D014527:Uric Acid; D006147:Guanine; D000493:Allopurinol