Table 1 Population doubling (PD) and Population doubling time (PDT) of cells from the fibrocartilaginous and tendinous zones during first (P1) and second passages (P2) of monolayer expansion (mean ± SD days; n = 3)
| Â | P1 PD | P1 PDT | P2 PD | P2 PDT |
|---|---|---|---|---|
Fibrocartilaginous zone | 1.6 ± 0.3 | 2.1 ± 1.2 | 1.8 ± 0.5 | 2.4 ± 1.1 |
Tendinous zone | 1.8 ± 0.5 | 2.3 ± 0.9 | 1.9 ± 0.2 | 2.9 ± 1.6 |
p value | 0.32 | 0.71 | 0.2 | 0.15 |