title: DNA synthesis in pretreated and ultraviolet-irradiated cells of Escherichia coli B/r Her+ and Hcr-.
mesh_terms: D002250:Carbon Radioisotopes; D002498:Centrifugation; D003470:Culture Media; D004260:DNA Repair; D004269:DNA, Bacterial / Q000096:biosynthesis*; D004926:Escherichia coli / Q000378:metabolism / Q000528:radiation effects*; D005827:Genetics, Microbial; D011831:Radiation Genetics; D013936:Thymidine; D014316:Tritium; D014466:Ultraviolet Rays
chemical_list: D002250:Carbon Radioisotopes; D003470:Culture Media; D004269:DNA, Bacterial; D014316:Tritium; D013936:Thymidine