Intracellular and bath ion activities
| . | Unstimulated . | . | Stimulated . | . | . | ||
|---|---|---|---|---|---|---|---|
| . | ai (mmoll-1) . | Δμ/F (mV) . | ai (mmoll-1) . | Δμ/F (mV) . | ab (mmoll-1) . | ||
| Na+ | 21±2 (13) | -100±3 (13) | 33±3 (8) | -95±3 (8) | 103±4 (21) | ||
| K+ | 86±4 (14) | 14±2 (14) | 71±5 (8) | 0±2 (8) | 6±1 (22) | ||
| Cl- | 32±1 (7) | 37±1 (7) | 32±5 (6) | 33±3 (6) | 93±3 (13) | ||
| . | Unstimulated . | . | Stimulated . | . | . | ||
|---|---|---|---|---|---|---|---|
| . | ai (mmoll-1) . | Δμ/F (mV) . | ai (mmoll-1) . | Δμ/F (mV) . | ab (mmoll-1) . | ||
| Na+ | 21±2 (13) | -100±3 (13) | 33±3 (8) | -95±3 (8) | 103±4 (21) | ||
| K+ | 86±4 (14) | 14±2 (14) | 71±5 (8) | 0±2 (8) | 6±1 (22) | ||
| Cl- | 32±1 (7) | 37±1 (7) | 32±5 (6) | 33±3 (6) | 93±3 (13) | ||
Values are means ± S.E.M. (sample size).
ai, intracellular ion activity; ab,ion activity in the bath; Δμ/F, electrochemical potential.
Cells were stimulated with 10-6 moll-1 serotonin for 30 min.