title: Supercoiled DNA: hydrodynamic model.
mesh_terms: D003090:Coliphages; D004270:DNA, Circular; D004279:DNA, Viral; D008433:Mathematics; D008961:Models, Structural; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D011120:Polyomavirus; D013539:Simian virus 40; D014783:Viscosity
chemical_list: D004270:DNA, Circular; D004279:DNA, Viral