Table 3.
Concentration-dependent enhancement by indacaterol of GRE-dependent transcription in BEAS-2B reporter cells
| Glucocorticoid | Concentration (μM) | n | 2× GRE BEAS-2B reporter activity (fold induction) | Fold enhancement by indacaterola | Indacaterol potency (p[A]50 (M)) | |
|---|---|---|---|---|---|---|
| −Indacaterol | +Indacaterol | |||||
| Fluticasone furoate | 0.1 | 6 | 14.1 ± 0.58 | 51.7 ± 3.15 | 3.68 ± 0.19 | 9.18 ± 0.06 |
| Dexamethasone | 1 | 8 | 13.8 ± 0.71 | 45.1 ± 2.37 | 3.28 ± 0.13 | 9.12 ± 0.14 |
| GSK 9027 | 3 | 5 | 8.50 ± 0.63 | 24.8 ± 1.03 | 2.94 ± 0.25 | 9.16 ± 0.04 |
| Des-ciclesonide | 0.1 | 6 | 9.85 ± 0.57 | 26.5 ± 1.53 | 2.72 ± 0.17 | 9.34 ± 0.18 |
| GW 870086X | 1 | 5 | 6.58 ± 0.18 | 17.4 ± 1.03 | 2.71 ± 0.14 | 9.46 ± 0.07 |
| Mifepristone | 1 | 4 | 1.10 ± 0.04 | 1.82 ± 0.15 | 1.61 ± 0.08 | 8.74 ± 0.13 |
| Org 34517 | 1 | 8 | 1.04 ± 0.03 | 1.15 ± 0.03 | 1.11b | 8.67b |