Table 1.

Effect of 4-AP on biophysical parameters of DRG neurons

	Vr (mV)	Rin (MΩ)	Spike amplitude (mV)	Spike duration (ms)	AHP amplitude (mV)
Before 4-AP	−59.5 ± 8.2	19.8 ± 12.4	86.0 ± 12.18	1.2 ± 0.9	13.0 ± 1.9
After 4-AP	−40.7 ± 8.2	31.2 ± 7.6	95.1 ± 11.05	2.0 ± 0.9	6.6 ± 3.1
Differencea	p < 0.05	p = 0.06	p < 0.02	p < 0.001	p < 0.005
Cells sampled	n = 6	n = 5	n = 13	n = 13	n = 8

^a Based on paired two-tailed t test.