Table 1.
Immunohistochemical comparison of MSCs and TDSCs.
| Cellular marker | Bone-marrow-derived mesenchymal stem cells [47, 114–116] | Tendon-derived stem cells [117, 118] |
|---|---|---|
| CD18 | − | − |
| CD31 | − | − |
| CD34 | − | − |
| CD40 | − | − |
| CD44 | + | + |
| CD45 | − | − |
| CD90 | + | + |
| CD90.2 | − | + |
| CD105 | + | + |
| CD106 | + | − |
| CD117 | − | − |
| CD144 | + | − |
| CD146 | + | + |
| Sca-1 | − | + |
| Oct-4 | + | + |
| SSEA-4 | + | + |
| Stro-1 | − | + |
| Nucleostemin | − | + |
| Flk-1 | + | − |
| Tenomodulin | + | ++ |
| Scleraxis | + | ++ |
| Cartilage oligomeric protein (Comp) | + | ++ |
| Tenascin | + | ++ |
| Sox-9 | + | + |
| Runx2 | + | + |
| COL1 | + | ++ |
| COL2 | − | − |
| α-smooth muscle actin | ++ | + |
| Fibronectin | + | + |