5 S RNA and the assembly of bacterial ribosomes.

Autoradiography Bacterial Proteins/biosynthesis Binding Sites Carbon Isotopes Centrifugation, Density Gradient Chloramphenicol/pharmacology Chromatography, Gel Coliphages/enzymology Culture Media Depression, Chemical Electrophoresis Escherichia coli/drug effects,metabolism Metabolism/drug effects Nucleoproteins Nucleotides/analysis Pancreas/enzymology Phosphorus Isotopes Polynucleotides/biosynthesis RNA, Bacterial/analysis,biosynthesis,isolation & purification Ribonucleases/pharmacology Ribosomes/drug effects,metabolism Time Factors Uracil/metabolism

Bacterial Proteins Carbon Isotopes Culture Media Nucleoproteins Nucleotides Phosphorus Isotopes Polynucleotides RNA, Bacterial Uracil Chloramphenicol Ribonucleases