TABLE 1.
External solutions
| Solution | NaCl | KCl | Choline Cl | CaCl2 | MgCl2 | Glucose | HEPES | Phenol red | CsCl |
|---|---|---|---|---|---|---|---|---|---|
| A | 108 | 3 | 0 | 2.5 | 1 | 16 | 5 | 0.02 | – |
| B | 70 | 0.75 | 37 | 2.5 | 1 | 16 | 5 | 0.02 | – |
| C | 70 | 12 | 26 | 2.5 | 1 | 16 | 5 | 0.02 | – |
| D | 70 | 12 | 16 | 2.5 | 1 | 16 | 5 | 0.02 | 10 |
Concentrations in mM.
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