SDC1 and type 2 diabetes mellitus: In particular, collagen I protein expression was significantly higher on day 21 of ADSC osteogenesis for NGT patients (p = 0.0303; Figure 3A,B), and syndecan 1 protein expression was significantly higher in the ADSCs of NGT patients (p = 0.0022; Figure 3A,C) before osteogenesis in comparison to ADSCs from T2DM individuals.