724763.fig.001a
(a)
724763.fig.001b
(b)
724763.fig.001c
(c)
Figure 1: Photographs showing (a) (i) curcumin suspended in distilled water and (ii) aqueous suspension of curcumin-loaded chitosan nanoparticles, and microscopic images showing the effect of composition on the general shape of the developed curcumin-loaded hydrogel microparticles; (b) microparticles based on alginate alone and (c) microparticles composed of (50 : 50) alginate and carrageenan.