ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,580, issued on June 30, was assigned to INDUSTRIAL COOPERATION FOUNDATION JEONBUK NATIONAL UNIVERSITY (Jeonju-si, South Korea).

"Retinoic acid precursor and anticancer drug composition comprising same" was invented by Dong Won Lee (Jeonju-si, South Korea) and Eun Kyeong Jung (Suncheon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A retinoic acid prodrug to which a boron functional group having a structure represented by chemical formula 1 is bound is described. The retinoic acid prodrug self-assembles to form nanoparticles. Therefore, an anticancer drug composition comprises the same as an active ingredient. According to the retinoi...