title: [Electron microscopic studies of replicating nucleic acids (author's transl)].
mesh_terms: D002499:Centrifugation, Density Gradient; D002848:Chromatography, DEAE-Cellulose; D004261:DNA Replication; D004269:DNA, Bacterial; D004279:DNA, Viral; D004926:Escherichia coli; D008854:Microscopy, Electron
chemical_list: D004269:DNA, Bacterial; D004279:DNA, Viral