Figure 1 (A) Morphological features of DPSCs (scale bar, 100 μm). (B) Flow cytometry analysis of cell surface markers in hDPSCs. Cells were labelled with antibodies against MSC markers (CD90, CD105, and CD73) and hematopoietic antigens (CD34, CD45, and HLA-DR). DPSCs, dental pulp stem cells.