Beijing National Laboratory for Molecular Sciences;
Key Laboratory of Organic Solids;
Institute of Chemistry;
Chinese Academy of Sciences;
Beijing 100190;
China;
State Key Laboratory of Membrane Biology;
Institute of Zoology;
Chinese Academy of Sciences;
Beijing 100101;
China;
Beijing Institute for Stem Cell and Regenerative Medicine;
Beijing 100101;
China;
College of Chemistry;
University of Chinese Academy of Sciences;
Beijing 100049;
China;
Shenyang Institute of Automation;
Chinese Academy of Sciences;
Shenyang 110169;
China;
bioprinting; functionalized collagen; rheological properties; photo-crosslinking; 3D tissue model;