title: Regular superstructures of purified DNA in ethanolic solutions.
mesh_terms: D001699:Biometry; D003090:Coliphages; D004279:DNA, Viral; D000431:Ethanol; D008854:Microscopy, Electron; D009690:Nucleic Acid Conformation; D014867:Water
chemical_list: D004279:DNA, Viral; D014867:Water; D000431:Ethanol