Table 5: Effect of drug loading on PS and PI of CSNs.

CS : TPP weight ratioPS of drug loaded NPs (nm)PIPS of blank NPs (nm)

6 : 1
5 : 1
4 : 1

Values are expressed as mean ± standard deviation, .
CS: chitosan; TPP: tripolyphosphate; PS: particle size; NPs: nanoparticles; PI: polydispersity index; CSNs: chitosan nanoparticles.