title: Helix-coil transitions of compositionally heterogeneous DNA.
mesh_terms: D002499:Centrifugation, Density Gradient; D002845:Chromatography / Q000379:methods; D004269:DNA, Bacterial; D004926:Escherichia coli; D008433:Mathematics; D008937:Mitomycins; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D009691:Nucleic Acid Denaturation
chemical_list: D004269:DNA, Bacterial; D008937:Mitomycins