Table 5.

Effect of Ptx injection, P123-Ptx, and PG-SG-Ptx on DSD

Formulation	GSD	VMD (μm)	Ptx recovery (%), nebulizer/control
Ptx injection	1.60±0.07	5.75±0.16	97.6±4.3
P123-Ptx	1.68±0.07	6.01±0.09	96.5±3.7
PG-SG-Ptx	1.53±0.01	5.92±0.12	98.7±4.1

Note: Values are expressed as mean ± SD (n=3).

Abbreviations: DSD, droplet-size distribution; GSD, geometric SD; VMD, volume mean diameter; P123, Pluronic P123; Ptx, paclitaxel; SG, succinylated gelatin; PG, P123 modified with GPLGIAGQ-NH₂; P123-Ptx, micelles composed of P123 loaded with Ptx.