title: Origin of the residual transforming activity of denatured Bacillus subtilis DNA.
mesh_terms: D001412:Bacillus subtilis; D002499:Centrifugation, Density Gradient; D004269:DNA, Bacterial; D009691:Nucleic Acid Denaturation; D013936:Thymidine / Q000378:metabolism; D014170:Transformation, Genetic; D014316:Tritium
chemical_list: D004269:DNA, Bacterial; D014316:Tritium; D013936:Thymidine