Fig. 1From: The osteogenic differentiation of human dental pulp stem cells in alginate-gelatin/Nano-hydroxyapatite microcapsulesSEM images of microcapsule surface after gelation for hydrogel compositions of Alg/Gel (a), Alg/Gel/nHA (b) and live/dead staining for the cells microencapsulated at Alg/Gel/nHA after 21 days (c) (Scale bar: 100 μ m)Back to article page