7.2.2.13 Ouabain 73% inhibition at 3 mM 866 7.2.2.13 Ouabain about 50% inhibition at 3 mM, ouabain inhibition increases about 80% in the presence of NH4+ with a 3fold lower KI value 866 7.2.2.13 Ouabain 55% inhibition at 0.02 mM 866 7.2.2.13 Ouabain 6.1% inhibition at 0.01 mM 866 7.2.2.13 Ouabain about 30% inhibition at 2 mM 866 7.2.2.13 Ouabain specific inhibitor 866 7.2.2.13 Ouabain about 70% inhibition at 3 mM 866 7.2.2.13 Ouabain 76.4% residual activity at 3 mM 866 7.2.2.13 oubain - 2784 7.2.2.13 oubain the IC50 value is higher in neonates than in children 2784