Table 1.
Composition of extracellular solutions (pH 7.3, adjusted with NaOH, and 300 mOsm/kg H2O).
| Variable | NaCl | KCl | CaCl2 | MgCl2 | HEPES | EGTA |
|---|---|---|---|---|---|---|
| STD | 145 mM | 5 mM | 2 mM | 1 mM | 10 mM | - |
| STD 0 Ca2+ | 145 mM | 5 mM | - | 1 mM | 10 mM | 3 mM |
Composition of extracellular solutions (pH 7.3, adjusted with NaOH, and 300 mOsm/kg H2O).
| Variable | NaCl | KCl | CaCl2 | MgCl2 | HEPES | EGTA |
|---|---|---|---|---|---|---|
| STD | 145 mM | 5 mM | 2 mM | 1 mM | 10 mM | - |
| STD 0 Ca2+ | 145 mM | 5 mM | - | 1 mM | 10 mM | 3 mM |