title: Letter: A simple method for estimating the biological activity of irradiated Escherichia coli DNA by the use of the prophage.
mesh_terms: D003090:Coliphages; D004269:DNA, Bacterial / Q000528:radiation effects*; D004307:Dose-Response Relationship, Radiation; D004926:Escherichia coli / Q000528:radiation effects*; D005720:Gamma Rays; D008242:Lysogeny; D011830:Radiation Effects; D014466:Ultraviolet Rays
chemical_list: D004269:DNA, Bacterial