Assay of free tryptophan in urine by high-voltage electrophoresis.
D004586:Electrophoresis; D006801:Humans; D066298:In Vitro Techniques; D010661:Phenylketonurias / Q000378:metabolism; D014364:Tryptophan / Q000378:metabolism*; D014556:Urine
D014364:Tryptophan