Synthesis of Thermal Polymerizable Alginate-GMA Hydrogel for Cell Encapsulation

Figure 3

SEM images of the (a) 0.03 g/mL AA-GMA, (b) 0.05 g/mL AA-GMA, (c) 0.06 g/mL AA-GMA, and (d) 0.07 g/mL AA-GMA freeze-dried hydrogen. The bar is 100 μm.

(a)

(b)

(c)

(d)