title: Electron microscope heteroduplex studies of sequence relations among plasmids of Escherichia coli. I. Structure of F-prime factors.
mesh_terms: D002874:Chromosome Mapping; D002876:Chromosomes, Bacterial; D004269:DNA, Bacterial; D004926:Escherichia coli / Q000166:cytology*; D005111:Extrachromosomal Inheritance; D005827:Genetics, Microbial; D008854:Microscopy, Electron; D008961:Models, Structural; D008967:Molecular Biology; D008970:Molecular Weight; D009154:Mutation; D009690:Nucleic Acid Conformation; D014161:Transduction, Genetic
chemical_list: D004269:DNA, Bacterial