Figure 2: Photographs of hMSC cells treated with Adox on day 7. All cells were stained with alkaline-dye, according to the protocol described in material and methods. All cells in the control were only exposed to control medium without any osteogenic supplements, the other cells were cultured in OB medium containing different concentrations of Adox. 10,000x magnification (scale bar is 200μm). OB, osteogenic medium.