ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,778,998, issued on Nov. 3, was assigned to DATES BIO Co. LTD. (Seoul, South Korea).

"Mesenchymal stem cells that enable tumor targeting improvement and virus mass-production" was invented by Jae Jin Song (Seoul, South Korea), Soo Jin Choi (Seoul, South Korea), Jeong A Hong (Seoul, South Korea) and Hye Jin Choi (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to the preparation of mesenchymal stem cells, which are for the proliferation of viral vectors and viruses, and enable virus production and release timing control such that tumor targeting can be improved and viruses can be mass-produced. In addition, t...