Fig. 10From: DC electrical stimulation enhances proliferation and differentiation on N2a and MC3T3 cell linesQuantitative real-time PCR analysis of the osteogenesis-related gene expression of OSX (a), RUNX2 (b), OPG (C) at 14 days of MC3T3-E1 cells cultured (**, p < 0.01; ***, p < 0.001; n = 3)Back to article page