ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,065, issued on Sept. 1, was assigned to PRIMORIS THERAPEUTICS Co. Ltd. (Gwangmyeong-si, South Korea).

"Method for isolating and culturing cord blood stem cells expressing GDF-3 at high level, and use of GDF-3" was invented by Jae-yong Lee (Gwangju-si, South Korea), Hee-jin Ahn (Seoul, South Korea), Yea-in Lee (Gwangmyeong-si, South Korea), Dong-yeol Lee (Seoul, South Korea) and Kyu-heum Na (Suwon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for isolating and culturing umbilical cord blood stem cells that express high levels of GDF-3 is disclosed. Umbilical cord blood stem cells isolated and cultured as described herein exh...