title: Enumeration of interacting species and sedimentation properties of fd-DNA at low ionic strength.
mesh_terms: D002499:Centrifugation, Density Gradient; D003090:Coliphages; D003201:Computers; D004267:DNA Viruses; D004270:DNA, Circular; D004277:DNA, Single-Stranded; D004279:DNA, Viral / Q000302:isolation & purification; D005163:Factor Analysis, Statistical; D008274:Magnesium; D008970:Molecular Weight; D009690:Nucleic Acid Conformation; D009994:Osmolar Concentration; D012964:Sodium; D014461:Ultracentrifugation
chemical_list: D004270:DNA, Circular; D004277:DNA, Single-Stranded; D004279:DNA, Viral; D012964:Sodium; D008274:Magnesium