Fig. 8From: Enhanced osteogenic differentiation of alendronate-conjugated nanodiamonds for potential osteoporosis treatmentRT-PCR analysis for mRNA levels of (A) RunX-2, (B) osteocalcin (OCN), and (C) osteopontin (OPN) expression of MC3T3-E1 cells treated with C.M., O.M., NDs (100 μg/mL), and Alen-NDs (25, 50, and 100 μg/mL) after 7 and 21 days. A bar beneath the *symbol indicates statistical significance (**p < 0.01) across all 5 experimental groupsBack to article page