Figure 6. MSCs demonstrated nuclear β-catenin localization.
Immunohistochemistry was performed on paraffin-embedded DTs and showed accumulation of nuclear β-catenin in MSCs, indicating active Wnt signaling (A). Original magnification was 10X and 40X. Fluorescent immunohistochemistry of DT sections stained for Ki-67 (red) and CD73 or CD105 (green) identified dually positive cells (B).