Development of Drug Loaded Nanoparticles Binding to Hydroxyapatite Based on a Bisphosphonate Modified Nonionic Surfactant

Table 2

The drug encapsulation efficiency and drug loading efficiency of the nanoparticles.

Nanoparticles	Drug^* encapsulation efficiency (%)	Drug^* loading efficiency (%)
Pa-SNPs	88.4	11.3
Pa-NEMs	85.6	32.5
Pa-PNPs	89.4	10.5

^*The curcumin was used as model drug.