Purification of bacteriophage lambda Int protein.

Carbon Radioisotopes Centrifugation, Density Gradient Chromatography, Ion Exchange Coliphages/analysis,radiation effects DNA, Viral/metabolism Electrophoresis, Polyacrylamide Gel Genes Leucine/metabolism Molecular Weight Mutation Protein Binding Radiation Genetics Tritium Ultraviolet Rays Viral Proteins/biosynthesis,isolation & purification,metabolism

Carbon Radioisotopes DNA, Viral Viral Proteins Tritium Leucine