title: Tetrahydrobiopterin metabolism in chronic uraemia: possible explanation of dialysis encephalopathy.
mesh_terms: D001708:Biopterins / Q000031:analogs & derivatives / Q000378:metabolism*; D001927:Brain Diseases / Q000209:etiology*; D002908:Chronic Disease; D006801:Humans; D011621:Pteridines / Q000378:metabolism*; D006435:Renal Dialysis / Q000009:adverse effects*; D014511:Uremia / Q000378:metabolism*
chemical_list: D011621:Pteridines; D001708:Biopterins; C003402:sapropterin