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ALP activity of osteogenic rMSCs on β-TCP/PLLA composite with different pore size (β-TCP/PLLA = 2:1, porosity = 70%) (x̅ ± s, n = 8)
| Groups | ALP (U/mg) 7 d | ALP (U/mg) 14 d |
|---|---|---|
| d=200-450 µm | 0.15 ± 0.00 | 0.21 ± 0.03 |
| d=450-900 µm | 0.15 ± 0.01 | 0.18 ± 0.01 |
