Table 1. Optimized Parameter for Electrospinning F-Gelatin-Based Fibers.

scaffold type	f-gel	f-gelatin and PCL (1:1)	coaxial f-gelatin > PCL
concentration of polymer(s)	10% w/v (f-gel)	5% w/v (f-gel)	5% w/v (f-gel)
		5% w/v (PCL)	5% w/v (PCL)
solvent	HFP	HFP	HFP
flow rate	0.5 mL/h	1 mL/h	core-0.5 mL/h
			sheath-0.5 mL/h
accelerating voltage	1.5 kV/cm	1.5 kV/cm	1.5 kV/cm
distance between tip and collector	10 cm	10 cm	10 cm
average fiber diameter (nm)	760 ± 80 nm	420 ± 110 nm	810 ± 60 nm