Research Article

Mechanical Stress Regulates Osteogenesis and Adipogenesis of Rat Mesenchymal Stem Cells through PI3K/Akt/GSK-3β/β-Catenin Signaling Pathway

Figure 2

Flow cytometric analysis of surface molecule expression in BMSCs. Cells were positive for the surface antigens CD29 (97.3%) and CD44 (92.9%) and negative for CD34 (3.41%) and CD45 (1.11%).