Research Article

Quality Evaluation of Human Bone Marrow Mesenchymal Stem Cells for Cartilage Repair

Figure 2

Percentages of metachromasy in pellets of hMSC-1 to hMSC-5 were 69.3%, 46.16%, 32.8%, 12.4%, and 0.0%, respectively. Scale bars, 500 μm.