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Mean fluorescence intensity of mobilized Ca2+ in MG-63 cells on Ti substrates (mean ± s.e.m.)
| Ca2+ signal | Ti | Ti + PPAAm | Ti + Col | IBIDI |
|---|---|---|---|---|
| Basal level (0–180 s) | 38.7 ± 0.8 | 51.9 ± 0.6 | 38.6 ± 0.2 | 23.6 ± 0.8 |
| After ATP (182–480 s) | 49.9 ± 1.1 | 89.1 ± 1.9 | 44.8 ± 1.6 | 17.2 ± 0.1 |
