Table 2.

Membrane properties of ventromedial interneurons classified on the basis of their bursting patterns

	Pacemakers	Nonpacemakers
n	36	9
Rm (MΩ)	890 ± 98	495 ± 173
AP amp (mV)	55 ± 1.7	57.8 ± 3.4
AP dur (ms)	2.4 ± 0.1	1.9 ± 0.2
AP threshold (mV)	−45.5 ± 1	−44 ± 3
Rheobase (pA)	16.9 ± 3.7	21.2 ± 5.6

n represents the number of cells. AP, Action potential; amp, amplitude; dur, duration.