title: Autoradiography of the Bacillus subtilis chromosome.
mesh_terms: D001345:Autoradiography; D001412:Bacillus subtilis; D002875:Chromosomes / Q000032:analysis*; D004269:DNA, Bacterial / Q000378:metabolism*; D013936:Thymidine / Q000378:metabolism; D014316:Tritium / Q000032:analysis
chemical_list: D004269:DNA, Bacterial; D014316:Tritium; D013936:Thymidine