ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,875, issued on June 16, was assigned to The United States of America, as represented by the Secretary, Department of Health and Human Services (Silver Spring, Md.) and Ohio State Innovation Foundation (Columbus, Ohio).

"Live attenuated Leishmania parasite vaccines with enhanced safety characteristics" was invented by Hira L. Nakhasi (Potomac, Md.), Ranadhir Dey (Potomac, Md.), Sreenivas Gannavaram (Potomac, Md.), Subir Karmakar (Potomac, Md.), Gregory Matlashewski (Hudson, Canada), Abhay Satoskar (Upper Arlington, Ohio), Wen-Wei Zhang (Dorval, Canada) and Patrick Lypaczewski (Montreal, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed ...