ALEXANDRIA, Va., June 17 -- United States Patent no. 12,311,001, issued on May 27, was assigned to THE THIRD AFFILIATED HOSPITAL OF GUANGZHOU UNIVERSITY OF CHINESE MEDICINE (Guangzhou, China).

"Use of extracellular vesicles of Rhizoma Drynariae in preparation of medicine for treating orthopedic diseases" was invented by Kewei Zhao (Guangzhou, China) and Qing Zhao (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Use of extracellular vesicles of Rhizoma Drynariae in the preparation of a medicine for treating orthopedic diseases. The extracellular vesicles are extracted from the traditional Chinese medicine Rhizoma Drynariae, so that proliferation and differentiation of the bone marrow mesenchym...