650574.fig.001a
(a)
650574.fig.001b
(b)
650574.fig.001c
(c)
650574.fig.001d
(d)
Figure 1: Cellular viability 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 .