ALEXANDRIA, Va., June 9 -- United States Patent no. 12,649,771, issued on June 9, was assigned to MEDYTOX INC. (Cheongju-si, South Korea).

"Microorganism expressing vasoactive intestinal peptide, and use thereof" was invented by Ji Yoon Song (Seongnam-si, South Korea), Hyo Jeong Choi (Anyang-si, South Korea), Hyeon Jin Noh (Seoul, South Korea), Young Ha Park (Suwon-si, South Korea) and Yi Reh Jung (Uiwang-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a recombinant microorganism expressing a vasoactive intestinal peptide (VIP) gene, and a composition including the microorganism for preventing or treating a disease causing damage to the gastrointestinal tract."

The patent was fil...