January 6, 2026, Chiyoda-ku, Tokyo — PeptiGrowth Inc. (Headquarters: Chiyoda-ku, Tokyo, President: Jun Minamitani) has successfully developed a novel synthetic peptide called “IL-15 alternative peptide” which is functionally equivalent to recombinant interleukin 15 (IL-15). This product will be on the market in December 2025. [Read more…]