Figure 4

TEM images of IOICNPs containing varying amount of casein 0.5 g, 1.0 g, 1.5 g, 2.0 g, and glutaraldehyde 5 mM, 10 mM, 15 mM and 20 mM. (A) TEM images of IOICNPs containing varying amounts of casein a) 0.5 g, b) 1.0 g, c) 1.5 g, d) 2.0 g. (B) TEM images of IOICNPs containing varying amounts of glutaralehyde a) 5 mM, b) 10 mM, c) 15 mM, d) 20 mM.