Table 4: Effect of drug loading on PS and PI of OCM-CSNs.

OCMCS : CaCl2 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, .
OCM-CS: 6- -carboxymethyl chitosan; CaCl2: calcium chloride; PS: particle size; NPs: nanoparticles; PI: polydispersity index; OCM-CSNs: 6- -carboxymethyl chitosan nanoparticles.