F1 (mg/ml) | Ca2+-free solution containing high K+ | Ca2+and K+-free solution containing PE | ||
---|---|---|---|---|
 | Emax(%) | pEC50 | Emax(%) | pEC50 |
0 | 100 | 3.35 ± 0.08 | 100 | 3.73 ± 0.21 |
2.0 | 86.33 ± 5.44* | 3.31 ± 0.19 | 75.33 ± 10.33** | 3.61 ± 0.27 |
4.0 | 50.04 ± 12.06** | 3.24 ± 0.42 | 44.93 ± 11.46** | 3.34 ± 0.48 |