title: Something's new in PKU.
mesh_terms: D001708:Biopterins / Q000096:biosynthesis; D006801:Humans; D010649:Phenylalanine / Q000378:metabolism; D010661:Phenylketonurias / Q000201:enzymology*
chemical_list: D001708:Biopterins; D010649:Phenylalanine