ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,202, issued on Sept. 29, was assigned to NOF Corp. (Tokyo) and National University Corporation Chiba University (Chiba, Japan).

"Cationic lipid having disulfide bond, lipid membrane structure including same, nucleic acid introduction agent and pharmaceutical composition containing any one of same, method for introducing nucleic acid into cell or target cell, and method for producing cellular pharmaceutical" was invented by Masamichi Tamada (Kawasaki, Japan), Tokihiro Tanaka (Kawasaki, Japan), Shinya Tamagawa (Kawasaki, Japan), Kota Tange (Kawasaki, Japan), Yuta Nakai (Kawasaki, Japan), Kasumi Ito (Kawasaki, Japan), Hidetaka Akita (Chiba, Japan), Hiroki Tanaka (Chiba, Japan), Yu S...