Research Article

[Retracted] Preparation of Curcumin Solid Lipid Nanoparticles Loaded with Flower-Shaped Lactose for Lung Inhalation and Preliminary Evaluation of Cytotoxicity In Vitro

Table 4

Effect of lipid ratio on particle size and distribution of solid lipid nanoparticles.

Lipid ratioSize (nm)PI (polydispersity index)

2 : 1219.70.420
3 : 2144.80.373
1 : 1126.50.305
3 : 474.10.266
1 : 218.70.158