Table 1. Molecular weight and concentrations of the precursors used for the generation of the hydrogels and resulting elastic modulus.

Precursor	Concentration wt/vol	Modulus kPa
PEGDA MW 10000 (Biochempeg)	10%	12.1 ± 0.8
PEGDA MW 6000 (Biochempeg)	10%	38.3 ± 1.0
PEGDA MW 3400 (Biochempeg)	10%	30.9 ± 2.0
PEGDA MW 700 (Sigma-Aldrich)	15%	203.3 ± 13.7