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Cytotoxicity and blood compatibility analysis. (A) L929 cells viability after being cultured with FVEC-0 and FVEC-1 hydrogel for 1, 3 and 5 days (TCP as the control). (B) Hemolysis ratio analysis of RBCs after incubation with various samples. RBCs solution images (C) and microscope images (D) after being treated with PBS, FVEC-0, FVEC-1 and Triton-X100. *P < 0.05 and **P < 0.01.
