11.24.20
• US Patent No. 10,821,065 B2 (Seung Hyun Han, Kee-Yeon Kum, Ki Bum Ahn, Ok-Jin Park, Chong-Pyoung Chung, Yoon Jeong Park, Jue-Yeon Lee); Seoul National University R&DB Foundation and Nibec Co. Ltd., Chungcheongbuk-Do, Korea, patented a method of preventing tooth discoloration caused by a dental therapeutic agent. The method entails treating teeth with a composition comprising a peptide set forth in the amino acid sequence of SEQ ID NO: 1.