ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,596, issued on Nov. 4, was assigned to Institute of Radiation Medicine Chinese Academy of Medical Selences & Peking Union Medical College (Tianjin, China).

"Immunomodulatory hydrogel and preparation method thereof" was invented by Huijuan Song (Tianjin, China), Qiang Liu (Tianjin, China), Ningning He (Tianjin, China), Manman Zhang (Tianjin, China), Yan Wang (Tianjin, China), Jinhan Wang (Tianjin, China), Liqing Du (Tianjin, China), Chang Xu (Tianjin, China) and Kaihua Ji (Tianjin, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An immunomodulatory hydrogel is prepared using methoxy polyethylene glycol amine (mPEG-NH2) as an initiator, the mPEG-N...