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. 2015 Aug 31;112(37):11720–11725. doi: 10.1073/pnas.1508031112

Table 1.

pHi, aNai, aCli, and Vm measurements in Nha1, Nha2, and control oocytes

Condition Units Nha1 Nha2 Control
Average ± SEM n Average ± SEM n Average ± SEM n
Resting pHi (96Na, 103.6Cl, pH 7.5) 7.16 ± 0.02*** 31 7.19 ± 0.06 6 7.33 ± 0.04 24
ΔpHi/dt (96Na, 103.6Cl, pH 7.5) × 105 pH units/s −0.4 ± 0.6 30 −2.5 ± 1.6 18 −1.7 ± 0.7 6
ΔpHi/dt (96Na, 103.6Cl, pH 8.5) × 105 pH units/s 51.0 ± 6.1** 3 46.0 ± 6.6** 3 3.3 ± 1.3 3
ΔpHi/dt (0Na, 103.6Cl, pH 7.5) × 105 pH units/s 1.0 ± 7.9 3 −51.0 ± 9.1** 3 −3.7 ± 1.7 3
ΔpHi/dt (96Na, 0Cl, pH 7.5) × 105 pH units/s 120 ± 16*** 37 −2.0 ± 0.0 7 3.0 ± 1.8 10
ΔpHi/dt (0Na, 0Cl, pH 7.5) × 105 pH units/s 167 ± 17*** 14 −9.8 ± 2.2 4
Resting aNai (96Na, 103.6Cl, pH 7.5) mM 3.7 ± 0.3*** 6 4.4 ± 0.6*** 11 1.8 ± 0.1 7
ΔaNai/dt (96Na, 103.6Cl, pH 7.5) mM/min 0.005 ± 0.003 12 −0.004 ± 0.003 10 0.002 ± 0.002 6
ΔaNai/dt (96Na, 103.6Cl, pH 8.5) mM/min −0.001 ± 0.003 3 0.029 ± 0.002** 3 0.009 ± 0.005 4
ΔaNai/dt (0Na, 103.6Cl, pH 7.5) mM/min −0.014 ± 0.004 3 −0.055 ± 0.006*** 8 −0.018 ± 0.003 7
ΔaNai/dt (96Na, 0Cl, pH 7.5) mM/min 0.060 ± 0.008*** 8 0.002 ± 0.003 3 −0.002 ± 0.002 6
ΔaNai/dt (0Na, 0Cl, pH 7.5) mM/min −0.001 ± 0.002 5 −0.009 ± 0.001 3
Resting aCli (96Na, 103.6Cl, pH 7.5) mM 51.0 ± 3.5* 15 42.5 ± 2.1 13 41.7 ± 1.7 8
ΔaCli/dt (96Na, 103.6Cl, pH 7.5) mM/min −0.04 ± 0.04 6 −0.01 ± 0.04 7 −0.07 ± 0.03 7
ΔaCli/dt (96Na, 103.6Cl, pH 8.5) mM/min −0.74 ± 0.09** 4 0.00 ± 0.06 3 −0.11 ± 0.08 3
ΔaCli/dt (0Na, 103.6Cl, pH 7.5) mM/min −0.18 ± 0.03 3 −0.14 ± 0.10 3 −0.04 ± 0.04 3
ΔaCli/dt (96Na, 0Cl, pH 7.5) mM/min −1.85 ± 0.39*** 7 −0.12 ± 0.05 7 −0.06 ± 0.02 4
Resting Vm (96Na, 103.6Cl, pH 7.5) mV −37.0 ± 1.9*** 52 −35.1 ± 2.2*** 48 −49.7 ± 1.8 22
ΔVm (96Na, 103.6Cl, pH 8.5) mV −2.2 ± 1.4 9 0.9 ± 0.6 9 −4.0 ± 1.6 10
ΔVm (0Na, 103.6Cl, pH 7.5) mV −18.5 ± 1.5*** 9 −12.7 ± 1.7 9 −7.2 ± 2.3 10
ΔVm (96Na, 0Cl, pH 7.5) mV 24.8 ± 2.7*** 30 4.1 ± 1.6 13 −0.3 ± 1.6 9

n, number of experiments. Statistical significance was calculated by Student's t test. ***P < 0.001; **P < 0.01; *P < 0.05.