title: Dimeric circular duplex DNA of bacteriophage phiX174 and recombination.
mesh_terms: D002701:Chloramphenicol; D003090:Coliphages / Q000254:growth & development* / Q000528:radiation effects; D004279:DNA, Viral; D005827:Genetics, Microbial; D011831:Radiation Genetics; D011995:Recombination, Genetic; D013104:Spheroplasts; D014466:Ultraviolet Rays
chemical_list: D004279:DNA, Viral; D002701:Chloramphenicol