Table 1.

Three-dimensional alginate hydrogel scaffold reagent mix.

	20 mM	40 mM	80 mM
2% alginate	270 μl	270 μl	270 μl
CaCO3	80 μl (135 mM)	80 μl (270 mM)	80 μl (540 mM)
RPMI 1640	128.75 μl	236.25 μl	65 μl
GDL (1 M)	21.25 μl	42.5 μl	85 μl