title: Preliminary x-ray studies of the interaction of salmon sperm DNA with spermine.
mesh_terms: D000818:Animals; D055598:Chemical Phenomena; D002621:Chemistry; D004247:DNA; D006813:Humidity; D008297:Male; D009690:Nucleic Acid Conformation; D012474:Salmon; D012965:Sodium Chloride / Q000494:pharmacology; D013094:Spermatozoa; D013096:Spermine; D014961:X-Ray Diffraction
chemical_list: D013096:Spermine; D012965:Sodium Chloride; D004247:DNA