title: Strand breakage of coliphage lambda DNA supercoils in infected lysogens. I. Genetic and biochemical evidence for two types of nicking processes.
mesh_terms: D002499:Centrifugation, Density Gradient; D002701:Chloramphenicol / Q000494:pharmacology; D003090:Coliphages / Q000378:metabolism*; D004260:DNA Repair; D004261:DNA Replication; D004270:DNA, Circular / Q000096:biosynthesis / Q000378:metabolism*; D004279:DNA, Viral / Q000096:biosynthesis / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D005796:Genes; D005809:Genes, Regulator; D006358:Hot Temperature; D008242:Lysogeny; D009154:Mutation; D012293:Rifampin / Q000494:pharmacology; D012965:Sodium Chloride / Q000494:pharmacology; D013936:Thymidine / Q000378:metabolism; D014158:Transcription, Genetic
chemical_list: D004270:DNA, Circular; D004279:DNA, Viral; D012965:Sodium Chloride; D002701:Chloramphenicol; D013936:Thymidine; D012293:Rifampin