Applied DNA Sciences, a leader in Polymerase Chain Reaction (PCR)-based DNA manufacturing for product authenticity, traceability solutions, nucleic acid-based biotherapeutic development and liquid biopsies, today announced that the UU Patent and Trademark Office (USPTO) has granted it United States patent no. 10,519,605 entitled Methods of Marking Cellulosic Products.

The newly issued patent covers methods of tagging man-made cellulosic (MMC) fibres or materials with a nucleic acid (DNA) tag during production and later authenticating the nucleic acid-tagged MMC fibers and/or materials via PCR-based detection techniques to confirm provenance and or authenticity.