Table 2:

Experimental groups used in the in vitro analysis of bulk nanoengineered scaffolds

Group Name	Composition	IGF-1 concentration (ng/mL)
GelMA-	GelMA hydrogel alone	0
GelMA/NC-	NC encapsulated in GelMA hydrogel	0
GelMA/NC+ (1X)	IGF-1 bound to Laponite® NC encapsulated in GelMA hydrogel	333.33
GelMA/NC+ (3X)	IGF-1 bound to Laponite® NC encapsulated in GelMA hydrogel	1000
GelMA+ (1X)	IGF-1 freely mixed and encapsulated into GelMA hydrogel	333.33
GelMA/Media+	GelMA hydrogel alone with IGF-1 supplemented in the culture medium	10 in the culture medium