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Frequency of histological observations at 4 weeks after surgery (N = 9, mean ± standard deviation).
| Ctrl | Col | FGF | ||
|---|---|---|---|---|
| Composition of cementum-like tissue | Acellular | 15.3±4.7 | 26.7±6.2 | 47.6±11.6 |
| Cellular | 2.8±1.7 | 8.3±15.6 | 8.3±2.9 | |
| Density of periodontal ligament-like tissue | 1.2 ± 0.4 | 1.6 ± 0.5 | 1.9 ± 0.3 | |
