Research Article

Icariin-Loaded TiO2 Nanotubes for Regulation of the Bioactivity of Bone Marrow Cells

Figure 3

Images and the water contact angle results. The contact angles of the NT plates were lower than those of the Ti plates, and the contact angles decreased as the NT diameters increased, while ICA had no influence on the contact angle ( with Ti; with the NT groups with the 10-V treatment).