title: Incisions in ultraviolet irradiated circular bacteriophage lambda DNA molecules in excision proficient and deficient lysogens of E. coli.
mesh_terms: D003090:Coliphages / Q000528:radiation effects*; D004279:DNA, Viral; D004926:Escherichia coli; D005827:Genetics, Microbial; D008242:Lysogeny; D011831:Radiation Genetics; D013997:Time Factors; D014466:Ultraviolet Rays
chemical_list: D004279:DNA, Viral