title: The intramolecular heterogeneity of Bacillus subtilis DNA studied by isopycnic CsC1 gradient.
mesh_terms: D001412:Bacillus subtilis; D002247:Carbon Isotopes; D002499:Centrifugation, Density Gradient; D002586:Cesium; D002712:Chlorides; D002874:Chromosome Mapping; D004269:DNA, Bacterial; D009693:Nucleic Acid Hybridization; D012335:RNA, Ribosomal; D013936:Thymidine; D014170:Transformation, Genetic
chemical_list: D002247:Carbon Isotopes; D002712:Chlorides; D004269:DNA, Bacterial; D012335:RNA, Ribosomal; D002586:Cesium; D013936:Thymidine