title: Cysteine peptiduria in a mentally retarded patient.
mesh_terms: D000293:Adolescent; D000596:Amino Acids / Q000032:analysis; D001322:Autoanalysis; D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D003545:Cysteine / Q000032:analysis / Q000652:urine*; D004590:Electrophoresis, Paper; D005500:Follow-Up Studies; D005998:Glycine / Q000032:analysis; D006801:Humans; D008607:Intellectual Disability / Q000652:urine*; D008024:Ligands; D008297:Male; D010455:Peptides / Q000032:analysis / Q000652:urine*
chemical_list: D000596:Amino Acids; D008024:Ligands; D010455:Peptides; D003545:Cysteine; D005998:Glycine