Fig. 4

hMSCs proliferation on intact Ti and rGO-Ti substrates. The results are shown as the mean ± SD (n = 6, ns: not significant, ***: p < 0.001, ****: p < 0.0001)
hMSCs proliferation on intact Ti and rGO-Ti substrates. The results are shown as the mean ± SD (n = 6, ns: not significant, ***: p < 0.001, ****: p < 0.0001)