ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,172, issued on Sept. 30, was assigned to VAXIION THERAPEUTICS LLC (San Diego).

"Ionizing irradiation sterilization of bacterial minicell-based biopharmaceuticals and methods of use" was invented by Matthew J. Giacalone (San Diego) and Gary H. Ward (San Diego).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are methods of terminally sterilizing bacterial minicells or compositions comprising bacterial minicells by exposure to ionizing irradiation. Also disclosed are terminally sterilized bacterial minicells, pharmaceutical compositions comprising the bacterial minicells, and methods of using the bacterial minicells and pharmaceutical c...