ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,472,226, issued on Nov. 18.
"Cell-permeable peptide" was invented by Shigeru Amano (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "[Problem] Provided is a cell-penetrating peptide having higher selective toxicity to target cells. Also, provided is a cell-penetrating peptide as an activator delivery carrier.[Solution] An isolated cell-penetrating peptide comprises a motif selected from the group consisting of RGN, RGH, RYN, LYN, FFN and QYN and a motif selected from the group consisting of NGR and SEQ ID NOs: 44 and 45 and has a Beta-strand structure between the respective motifs."
The patent was filed on June 21, 2020, under Application ...