Table 1.
Cell | Ca2+/Mg2+ | Samples | qc | uEPSC (pA) | q (pA) | n | pnorm | pmax |
---|---|---|---|---|---|---|---|---|
1 | 2/1 | 146 | 1.4 | 19.2 | 29.0 ± 1.5 | 1 ± 0.06 | 0.51 ± 0.08 | 0.78 ± 0.08 |
1/3 | 244 | |||||||
3.5/0.5 | 276 | |||||||
2 | 2/1 | 191 | 1.1 | 9.0 | 12.1 ± 1.4 | 1 ± 0.4 | 0.34 ± 0.08 | 0.52 ± 0.16 |
1/3 | 199 | |||||||
3.5/0.5 | 142 | |||||||
3 | 2/1 | 193 | 1.2 | 41.2 | 40.0 ± 3.4 | 1 ± 0.1 | 0.34 ± 0.10 | 0.45 ± 0.12 |
1/33.5/0.5 | 100 | |||||||
3.5/0.5 | 179 | |||||||
4 | 2/1 | 179 | 1.2 | 34.8 | 48.2 ± 4.1 | 1 ± 0.2 | 0.38 ± 0.07 | 0.63 ± 0.13 |
1/3 | 169 | |||||||
3.5/0.5 | 84 | |||||||
5 | 2/1 | 40 | 2.2 | 7.8 | 13.0 ± 1.9 | 2 ± 0.4 | 0.36 ± 0.14 | 0.61 ± 0.28 |
1/3 | 49 | |||||||
PP | 19 | |||||||
6 | 2/1 | 46 | 1.0 | 22.3 | 22.8 ± 9.6 | 2 ± 1.0 | 0.34 ± 0.20 | 0.44 ± 0.25 |
1/3 | 126 | |||||||
PP | 16 | |||||||
7 | 2/1 | 414899 | 0.8 | 25.0 | 21.4 ± 0.9 | – | – | – |
PP | 48 | |||||||
1/3 | 99 | |||||||
8 | 2/1 | 148 | 1.3 | 16.8 | 16.4 ± 0.8 | – | – | – |
1/3 | 395 | |||||||
9 | 2/1 | 89 | 1.3 | 30.2 | 31.1 ± 0.8 | – | – | – |
1/3 | 298 | |||||||
10 | 2/1 | 182 | 1.3 | 61.0 | 69.6 ± 1.6 | – | – | – |
1/3 | 189 | |||||||
11 | 2/1 | 1344 | 0.7 | 19.8 | 13.2 ± 0.7 | – | – | – |
1/3 | 727 |
qc, Quantal content; uEPSC, unitary EPSC measured in low Ca2+ conditions; n, the number of release sites rounded to the nearest integer; q quantal size; pmax maximum release probability; pnorm release probability in normal Ca2+ solutions; PP, paired-pulse with 50 ms interval.