ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,138, issued on July 7, was assigned to NKMAX Co. Ltd. (Seongnam-Si, South Korea).

"Method for the induction and expansion of natural killer cells derived from peripheral blood mononuclear cells" was invented by Kyung Mi Lee (Seoul, South Korea), Seon Ah Lim (Seoul, South Korea) and Cassian Yee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for inducing and expanding natural killer cells derived from peripheral blood mononuclear cells, which comprises co-culturing, as feeder cells, irradiated Jurkat cells and irradiated Epstein-Barr virus transformed lymphocyte continuous line (EBV-LCL) cel...