Fig 1. Differential capacities and immunophenotypes of MSCs.
(A) Differentiated osteoblasts tested with alkaline phosphatase staining. (B) Differentiated chondrocytes verified by toluidine blue staining. (C) Differentiated adipocytes characterized by oil red O staining. (D) Flow cytometric analysis of surface antigens of bone marrow-derived MSCs from BALB/c nu/nu mice: FITC-CD29, PE-CD44, PE-CD90, FITC-CD34 and PE-CD45.