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

Figure 5

HA binding to Pa-NPs with different weight ratio of HA to NPs. (a) SNPs and Pa-SNPs; (b) NEMs and Pa-NEMs; (c) PNPs and Pa-PNPs.

(a)

(b)

(c)