Evaluation of Osteogenic Potentials of Titanium Dioxide Nanoparticles with Different Sizes and Shapes

Figure 2

Micrographs of TiO₂ NPs by TEM: (a) A1 is erythrocyte like; (b) A2 is spherical; (c) R1 is a long rod; (d) R2 is a long rod.

(a)

(b)

(c)

(d)