Differentiation of Bone Marrow Mesenchymal Stem Cells into Neural Lineage Cells Induced by bFGF-Chitosan Controlled Release System

Figure 8

Cell viability was measured at 48 or 72 hours after treatment with 1% serum. (a) Cell viability after treatment with 1% serum for 48 hours. (b) Cell viability after treatment with 1% serum for 72 hours. (c) Quantitative analysis of cell viability in different groups. Red represents dead cells. Green represents living cells. Scale bar: (a)-(b) 100 μm.

(a)

(b)

(c)