ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,972, issued on Oct. 7, was assigned to SHANDONG UNIVERSITY (Jinan, China) and YANSHAN UNIVERSITY (Qinhuangdao, China).

"Hydrogel for cell-laden bioprinting, bioink, and preparation method and application thereof" was invented by Chuanzhen Huang (Qinhuangdao, China), Zhuang Chen (Jinan, China), Hanlian Liu (Jinan, China), Zhenyu Shi (Jinan, China), Peng Yao (Jinan, China), Dun Liu (Jinan, China), Hongtao Zhu (Jinan, China), Bin Zou (Jinan, China), Zhen Wang (Shandong, China), Minting Wang (Qinhuangdao, China), Longhua Xu (Qinhuangdao, China), Shuiquan Huang (Qinhuangdao, China), Meina Qu (Qinhuangdao, China), Zhengkai Xu (Qinhuangdao, China) and Yabin Guan (Qinhuangdao, China).

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