ALEXANDRIA, Va., July 16 -- United States Patent no. 12,359,173, issued on July 15, was assigned to NUWACELL BIOTECHNOLOGIES Co. LTD. (Anhui, China).

"Serum-free and xeno-free culture medium for expanding mesenchymal stem cells" was invented by Junying Yu (Anhui, China), Hailan Li (Anhui, China), Tao Zhou (Anhui, China), Chen Meng (Anhui, China), Zhenlei Gan (Anhui, China), Yongqiang Zhao (Anhui, China) and Ying Zhang (Anhui, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure described herein provides, inter alia, a serum-free and xeno-free culture medium capable of supporting the prolonged expansion of mesenchymal stem cells (MSCs) and a kit comprising the same. The present disclosu...