Micropolyamide thin-layer chromatography of phenylthiohydantoin amino acids (PTH) at subnanomolar level. A rapid microtechnique for simultaneous multisample identification after automated Edman degradations.

Amino Acid Sequence Amino Acids/analysis,isolation & purification Arginine/analysis Autoanalysis Chromatography, Thin Layer Cysteine/analysis Evaluation Studies as Topic Histidine/analysis Hydantoins/analysis Isoleucine/analysis Leucine/analysis Microchemistry Peptides/analysis Thiocyanates Thiohydantoins/analysis Time Factors Ultraviolet Rays

Amino Acids Hydantoins Peptides Thiocyanates Thiohydantoins Isoleucine Histidine Arginine Leucine Cysteine