title: Detection of sub-nanomole amounts of phenylthiohydantoins of amino acids.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D002855:Chromatography, Thin Layer; D006827:Hydantoins; D007455:Iodine; D008832:Microchemistry; D010672:Phenytoin / Q000032:analysis; D013867:Thiohydantoins / Q000032:analysis; D013871:Thiones / Q000032:analysis; D014466:Ultraviolet Rays
chemical_list: D000596:Amino Acids; D006827:Hydantoins; D013867:Thiohydantoins; D013871:Thiones; D010672:Phenytoin; D007455:Iodine