Table 4.
Intracellular and extracellular concentrations NR: not reported
| Publication | Temperature (°C) | Frequency (Hz) | [Na+]i (mm) | [Na+]o (mm) |
|---|---|---|---|---|
| Polimeni (1974) | NR | NR | 21 ± 1 | 140 ± 2 |
| Polimeni & Al‐Sadir (1975) | NR | NR | NR | 134 ± 1 |
| Shattock & Bers (1989) | 30 | 1 | 16.71 ± 0.6 | NR |
| Harrison et al. (1992) | 37 | 1 | 10.26 ± 0.23 | NR |
| Borzak et al. (1992) | 37 | NR | 14 ± 2 | NR |
| Donoso et al. (1992) | 27 | 1 | 10.7 ± 1.2 | NR |
| Levi et al. (1994) | 30 | 1 | 10.9 ± 0.74 | NR |
| Baartscheer et al. (1997) | 37 | 8 | 9.6 ± 0.4 | NR |
| Despa et al. (2002) | 25 | Rest | 11.1 ± 0.7 | NR |