Fig. 5From: The osteogenic differentiation of human dental pulp stem cells in alginate-gelatin/Nano-hydroxyapatite microcapsulesa Calcium deposition and ALP excretion of the hDPSCs cells in the Alg/Gel microcapsules and Alg/Gel/nHA microcapsules. b ALP Enzyme Activity of the hDPSCs grown on the culture medium (control), Alg/Gel microcapsules, and Alg/Gel/nHA microcapsules after 21 days. c Quantitative analysis of the alizarin red staining was performed using ImageJ software. *P< 0.05, **P< 0.01, *** P< 0.001, and **** P< 0.0001Back to article page