Fig. 4From: Engineered adipose-derived stem cells with IGF-1-modified mRNA ameliorates osteoarthritis developmentThe cell survival of IGF-1 transfected ADSCs after intra-articular transplantation. A Tracking cell survival after intra-articular transplantation of ADSCs, GFP-ADSCs or IGF-1-ADSCs using DiI labeling. B–C Fluorescent signals in the knee joint at 1 week(B) and 4 weeks(C) after intra-articular transplantation (n = 3/group; ns = P > 0.05, *P < 0.05, **P < 0.01)Back to article page