title: Letter: Ultracentrifugal field relaxation behavior of fd- DNA.
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004247:DNA; D004277:DNA, Single-Stranded; D006863:Hydrogen-Ion Concentration; D008970:Molecular Weight; D011312:Pressure; D014461:Ultracentrifugation
chemical_list: D004277:DNA, Single-Stranded; D004247:DNA