Figure 4
From: Effects of enamel matrix derivative and transforming growth factor-β1 on human osteoblastic cells

Total protein content at 7 and 14 days. The values (μg/mL) are expressed as mean ± SD of representative results of three separate experiments in cell cultures established from three different patients, performed in quadruplicate for each treatment. There were no statistically significant differences among groups (P > 0.05).