Table 1.

Summaries of electrospinning operation parameter

Scaffold name	B0		C0		B1		C1
Polymer	PCL	Gelatin	PCL	Gelatin	PCL	Gelatin	PCL	Gelatin
Technique	sequential electrospinning				co-electrospinning
Flow (mL/h)	1.2	0.3	0.8	0.3	1.2	0.3	0.8	0.3
Voltage (kV)	18	15	18	15	18	15	18	15
Needle-rod gap (cm)	18	15	18	15	18	15	18	15
Rod diameter (cm)	0.6
Rod rotation speed (rpm)	20
Humidity (%)	40-50
Temperature (°C)	28-30