Replication of a bacterial plasmid and an episome in Escherichia coli.

Amino Acids Bacterial Proteins/biosynthesis Carbon Isotopes Centrifugation, Density Gradient Cesium Chlorides Chromosomes, Bacterial Colicins/biosynthesis Coloring Agents Culture Media DNA Replication DNA, Bacterial/biosynthesis,isolation & purification Deuterium Escherichia coli/cytology,growth & development,metabolism Extrachromosomal Inheritance Mutation Nitrogen Quaternary Ammonium Compounds/metabolism Radioisotopes Species Specificity Sucrose Thymine/metabolism Time Factors Tritium

Amino Acids Bacterial Proteins Carbon Isotopes Chlorides Colicins Coloring Agents Culture Media DNA, Bacterial Quaternary Ammonium Compounds Radioisotopes Tritium Cesium Sucrose Deuterium Nitrogen Thymine