Fig. 3From: Light enhanced bone regeneration in an athymic nude mouse implanted with mesenchymal stem cells embedded in PLGA microspheresTest for osteogenic differentiation of rMSCs transplanted in nude mouse determined by DAB and ALP staining (a), western blotting analysis of β-actin, BSP & collagne type I (b), and ALP release from rMSCs stimulated by LED (c) in vivo. The bar represents 100 μmBack to article page