Fig. 2From: A possible injectable tissue engineered nucleus pulposus constructed with platelet-rich plasma and ADSCs in vitroThe gross view of PRP gel/ADSCs complex with semi-transparent pink, smooth and flexible surface, and good elasticity (a). HE staining (8 weeks): a large number of cells which had a blue-stained nucleus were well distributed in the reticulate PRP scaffold, × 400 (b)Back to article page