Table 1.

Statistical summary of threshold action potential parameters measured in current clamp step recordings

Parameter	Scr (5 cells)	Ant‐134 (9 cells)	Statistical test	P value
Amplitude	68.6 ± 10.2 mV	73.8 ± 6.6 mV	t test	.19
Half‐width	0.78 ± 0.1 msec	0.79 ± 0.2 msec	Mann‐Whitney U	.43
Rising slope	207.0 ± 48.7 mV/msec	234.6 ± 26.4 mV/msec	Mann‐Whitney U	.18
Decaying slope	−85.1 ± 14.1 mV/msec	−84.4 ± 14.5 mV/msec	Mann‐Whitney U	.64

Values are means ± SD.