title: A compact form of double-stranded DNA in solution.
mesh_terms: D001412:Bacillus subtilis / Q000032:analysis; D002942:Circular Dichroism; D003090:Coliphages / Q000032:analysis; D004269:DNA, Bacterial / Q000302:isolation & purification; D004279:DNA, Viral / Q000302:isolation & purification; D004926:Escherichia coli / Q000032:analysis; D006018:Glycols; D008854:Microscopy, Electron; D009690:Nucleic Acid Conformation; D011095:Polyethylenes; D011108:Polymers; D013056:Spectrophotometry, Ultraviolet
chemical_list: D004269:DNA, Bacterial; D004279:DNA, Viral; D006018:Glycols; D011095:Polyethylenes; D011108:Polymers