Fig. 3From: Modularized bioceramic scaffold/hydrogel membrane hierarchical architecture beneficial for periodontal tissue regeneration in dogsLive/dead fluorescence (A) and quantitative analysis (B) of L-929 cells cultured in the surface layer of GelMA/Si-HPMC hydrogels for 4 and 7 days, respectively, and CCK-8 assay (C) of L-929 cell culturing for 1‒5 days. * p < 0.05Back to article page