title: Discontinuities in the DNA synthesized in an excision-defective strain of Escherichia coli following ultraviolet irradiation.
mesh_terms: D002499:Centrifugation, Density Gradient; D002501:Centrifugation, Zonal; D002586:Cesium; D002712:Chlorides; D003090:Coliphages; D004269:DNA, Bacterial / Q000032:analysis / Q000096:biosynthesis / Q000528:radiation effects*; D004926:Escherichia coli / Q000378:metabolism; D008956:Models, Chemical; D008970:Molecular Weight; D011743:Pyrimidines; D011830:Radiation Effects; D013395:Sucrose; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014466:Ultraviolet Rays
chemical_list: D002712:Chlorides; D004269:DNA, Bacterial; D011743:Pyrimidines; D014316:Tritium; D002586:Cesium; D013395:Sucrose; D013936:Thymidine