Fig. 3From: p21−/− mice exhibit enhanced bone regeneration after injuryRunx2 (a) and sp7 (b) gene expression in C57BL/6 and p21−/− bone marrow derived MSCs before and after osteogenic differentiation. Histological (alizarin red) staining of calcium deposits in differentiated MSCs from C57BL/6 (c) and p21−/− (d) mice respectively. Error bars indicate standard deviationBack to article page