ALEXANDRIA, Va., July 23 -- United States Patent no. 12,365,929, issued on July 22, was assigned to ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY (Scottsdale, Ariz.).

"Reconfigurable DNA nano-tweezer" was invented by Nicholas Stephanopoulos (Scottsdale, Ariz.) and Minghui Liu (Chandler, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A photocaged DNA nano-tweezer and methods of using said photocaged DNA nano-tweezer are described. In particular, provided herein is a DNA nano-tweezer comprising a hairpin with a single-stranded loop that comprises a first arm and a second arm; and a trigger strand complementary to the single-stranded loop and comprising at least one photocaged residue wit...