ALEXANDRIA, Va., March 19 -- United States Patent no. 12,253,515, issued on March 18, was assigned to National University Corporation Tokyo Medical and Dental University (Tokyo) and Nippon Zoki Pharmaceutical Co. Ltd. (Osaka, Japan).

"Method for inhibiting the expression of cancer-promoting factors" was invented by Hiroshi Asahara (Tokyo), Tomoki Chiba (Tokyo) and Kentaro Abe (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an expression inhibitor of a cancer promoting factor based on the discovery of a new factor influencing the expression amount/level of a cancer promoting factor, and a development tool therefor. Provided are also a diagnostic agent and a diagnosis method for cance...