Figure 4.
Effect of 3D co-culture on cell viability. After 1 week of monoculture and co-culture, live/dead microscopy images of VFFs and BM-MSCs in HyStem–VF were taken: (A) monocultured normal VFFs; (B) co-cultured normal VFFs; (C) monocultured scarred VFFs; (D) co-cultured scarred VFFs; (E) monocultured BM-MSCs in HyStem–VF; (F) normal VFFs co-cultured BM-MSCs in HyStem–VF; (G) scarred VFFs co-cultured BM-MSCs in HyStem–VF. Green, viable cells; red, dead cells. Scale bar = 500 μm. (H) Live cells (%) were analysed by Metamorph software. *p <0.05; **p <0.01