650574.fig.003a
(a)
650574.fig.003b
(b)
650574.fig.003c
(c)
650574.fig.003d
(d)
Figure 3: Collagen secretion of osteoblasts cultured in the presence of different concentrations of LiHA. (a) 0.25% LiHA, (b) 0.50% LiHA, (c) 1.0% LiHA, and (d) 2.0% LiHA. The results are expressed as the means ± SD, (*) indicating a significant difference comparing to control with .