Table 1.

Decay kinetics of EPSPs

	n	Rel. Wt	τ1 (ms) Rel. Wt	τ2 (ms) Rel. Wt	τ3 (ms) Rel. Wt	τ4 (ms) Rel. Wt
Class 1 α7*
τ < 2.20	48		1.4 ± 0.3	14.4 ± 9.2
			88.6±3.6%	11.4±3.6%
All class 1	75	54.7%	1.7 ± 0.4	15.7 ± 10.0
			87.9±4.3%	12.1±4.3%
Class 2 α3β2*/α3β4*
All class 2	6	4.4%			5.3 ± 1.3	14.7 ± 4.2
					42.7±24.1%	57.3±24.1%
Class 3 α3β4*
All class 3	4	2.9%				9.0 ± 1.6
						100.0%
Class 4 α7*/α3β2*
2 kinetic components	5		1.7 ± 0.3		6.2 ± 1.6
			52.2±24.9%		47.8±24.9%
3 kinetic components	7		1.4 ± 0.2	22.0 ± 4.9	4.3 ± 1.0
			72.5±15.7%	10.4±4.8%	17.1±12.6%
All class 4	12	8.8%	1.5 ± 0.3	22.0 ± 4.9	5.1 ± 1.6
			64.1±21.7%	6.1±6.4%	29.9±23.7%
Class 5 α7*/α3β4*
2 kinetic components	23		1.8 ± 0.4	13.2.0 ± 4.2**		13.2 ± 4.2**
			51.9±23.9%	6.4±3.0%**		41.7±26.8%**
3 kinetic components	2		1.8 ± 0.4	15.7 ± 10.0		13.2 ± 2.2
			76.9±2.9%	8.5±3.2%		14.6±6.1%
All class 5	25	18.2%	1.8 ± 0.4	13.4 ± 4.6		13.2.0 ± 4.1
			53.8±23.9%	6.6±3.0%		39.6±26.8%
Class 6 α7*/α3β2*/α3β4*
3 kinetic components	11		1.7 ± 0.5	16.3 ± 4.1***	6.2 ± 1.3	16.3 ± 4.1***
			23.9±10.7%	2.9±1.3%***	40.0±1.4%	33.2±16.5%***
4 kinetic components	4		1.6 ± 0.6	22.3 ± 13.3	5.0 ± 2.1	10.5 ± 1.3
			26.2±10.9%	5.1±0.7%	37.0±17.3%	31.6±16.6
All class 6	15	10.9%	1.6 ± 0.5	17.9 ± 7.6	5.9 ± 1.5	14.8 ± 4.4
			24.5±10.4%	3.5±1.5%	39.2±14.0%	32.8±16.0%
All classes	137
Classes blocked/isolated
Class 1	9		1.6 ± 0.2	13.4 ± 8.0
Class 2	4				6.0 ± 1.7
Class 2, 3 & 6	6					13.2 ± 3.8

Within tau group and across classes, t test P > 0.05, except τ4 of class 3, which is significantly different from τ4 for all other associated classes, t test P < 0.05; ** and *** indicate that the t2/t4 component has been partitioned between τ2 and τ4 class 5 (**) and class 6 (***).