title: Changes in DNA secondary structure after x-irradiation.
mesh_terms: D000818:Animals; D002417:Cattle; D004247:DNA / Q000528:radiation effects*; D009691:Nucleic Acid Denaturation; D011048:Polarography; D011830:Radiation Effects; D011874:Radiometry; D013053:Spectrophotometry; D014466:Ultraviolet Rays
chemical_list: D004247:DNA