Fig. 4
From: Recent advances in preparation and biomedical applications of keratin based biomaterials
Fluorescence images of keratin (A, B, C) and keratin/HA/HPMC scaffolds (D, E, F) seeded with Saos-2 cells after live/dead viability assay. Images shows Saos-2 cell viability at 24 h, 48 h & 72 h. Bar = 100 μm. [34], Creative Commons CC-BY-NC-ND