Table 2.

Physical parameters of the liposomal formulations after extrusion.

Drug formulation	Particle size (nm)	Entrapment efficiency (%)	PDI	Zeta potential (mV)
Empty liposomes	171.67 ± 8.92	—	0.546	-1.69
Baicalein-loaded liposomes (10 μg/ml)	154.17 ± 2.34	33.65%	0.503	-2.11
Baicalein-loaded liposomes (20 μg/ml)	135.67 ± 3.45	25.40%	0.462	-1.89