Figure 8
Levels of osteopontin (OP) secreted in the culture medium by osteoblasts cultured on the implants’ surface. A. in medium wih fetal calf serum (FCS), collected on day 8, 14, 21 and 28 (analysis with two-way ANOVA Bonferroni posttest *p < 0.05; **p < 0.01; ***p < 0.001); B. in serum-free medium (collected on day 21 and 28), in simple (OS) and in complex (OC) differentiation mediums (collected on day 35). Legend: cells cultivated in plastic dishes (ctrl), non-infiltrated, control Ti (Ti control), titanium infiltrated with hydroxyapatite (Ti HA), Ti infiltrated with silicatitanate (Ti SiO2).