ALEXANDRIA, Va., June 6 -- Hyun Jong Shin, Duk Ki Kim and Joo Yeon Park, all from Gwangju, South Korea, Byung Yul Choi, Young Jin Cho and Yeon Shick Yoo, all from Naju-si, South Korea, and Young Hyun Choi of Jeollanam-do, South Korea, have developed an unsaturated fatty acid production method. ...