ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,538, issued on Aug. 19, was assigned to nChroma Bio Inc. (Boston).

"Compositions and methods for epigenetic regulation of HBV gene expression" was invented by Aron Brandon Jaffe (Brookline, Mass.), Noorussahar Abubucker (Watertown, Mass.), Yesseinia Anglero-Rodriguez (Everett, Mass.), Vic Myer (Arlington, Mass.), Angelo Leone Lombardo (Rome) and Martino Alfredo Cappelluti (Milan).

According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to compositions, methods, strategies, and treatment modalities related to the epigenetic modification of hepatitis B virus (HBV) genes."

The patent was filed on July 2, 2024, under Application No. 18/762,...