Columns for rapid chromatographic separation of small amounts of tracer-labeled transfer ribonucleic acids.

Amino Acyl-tRNA Synthetases Animals Arginine Carbon Isotopes Cattle Chromatography/instrumentation Escherichia coli/analysis,enzymology Isoleucine Leucine Liver/analysis,enzymology Lysine Methionine Methods Phenylalanine RNA, Bacterial/isolation & purification RNA, Transfer/isolation & purification Serine Time Factors Transfer RNA Aminoacylation Tritium

Carbon Isotopes RNA, Bacterial Isoleucine Tritium Serine Phenylalanine RNA, Transfer Arginine Methionine Amino Acyl-tRNA Synthetases Leucine Lysine