Table 2.

Percentage of cells expressing smooth muscle α-actin (top) and prolyl-4-hydroxylase (bottom) for each composition of gel.

Molecular weight (Da)	Weight fraction (%)	Percentage of cells expressing marker ± standard error
		αSMA	P4H
	5	0.68 ± 0.06	0.01 ± 0.02
3400	10	0.70 ± 0.06	0.14 ± 0.02
	15	0.71 ± 0.05	0.02 ± 0.01
	5	0.90 ± 0.05	0.06 ± 0.01
6000	10	0.47 ± 0.06	0.00 ± 0.02
	15	0.72 ± 0.05	0.03 ± 0.01
	5	0.56 ± 0.06	0.02 ± 0.01
8000	10	0.12 ± 0.06	0.00 ± 0.02
	15	0.11 ± 0.06	0.00 ± 0.02

n≥5 for all samples.