title: The origin of folded DNA rings from Drosophila melanogaster.
mesh_terms: D001665:Binding Sites; D002460:Cell Line; D002499:Centrifugation, Density Gradient; D004270:DNA, Circular / Q000032:analysis*; D003609:Dactinomycin; D003851:Deoxyribonucleases; D004331:Drosophila melanogaster / Q000032:analysis*; D004720:Endonucleases; D006190:Haemophilus / Q000201:enzymology; D009690:Nucleic Acid Conformation; D012469:Salivary Glands / Q000032:analysis
chemical_list: D004270:DNA, Circular; D003609:Dactinomycin; D003851:Deoxyribonucleases; D004720:Endonucleases