Table 1.

A comparison of peak unitary IPSC, rise time, and half-width of the unitary IPSC, and the quantal parameters for Sp→Sp pairs and FS→SP pairs

Group Peak current (pA) Rise time Half-width (msec) Number of release sites q* (pA) Probability of release for first stimulus
Sp→Sp 51 ± 39 1.3 ± 0.6 12.9 ± 3.4 2.9 ± 1.6 43 ± 16 0.76 ± 0.15
FS→Sp 269 ± 213 1.6 ± 1.0 11.6 ± 3.8 6.7 ± 7.8 64 ± 17 0.57 ± 0.24