Pastoian S V, Sushko M L, Mel'nik B S, Rumiantseva I M, Zyrianova I M, Zarubina O P, Frisman E V
Physical Department, St. Petersburg State University, Ul'yanovskaya ul. 1, Petrodvorets, 198904 Russia.
Biofizika. 2002 May-Jun;47(3):453-8.
It was shown that gamma-irradiation of water-ethanol and water-n-propanol solutions of DNA with doses of 10-30 Gy leads to a fall of the specific volume of the macromolecule upon the cooperative transition at a critical concentration of alcohol in solution at which the destroying of water structure by a nonelectrolyte occurs.