Table 2.

Duration of action potentials in isolated perfused mouse hearts from WT.

		WT CGS21680	Stem CGS21680	WT BASE	Stem BASE	p-values	N WT CGS21680	N WT BASELINE
80	ARD90	23.4	2.2	31.4	1.6	0.073	3	7
	ARD70	11.9	1.0	17.6	1.6	0.027	3	7
	ARD50	8.2	0.9	12.0	1.2	0,065	3	7
	AT	13.1	0.6	13.9	1.4	0.67	3	7
100	ARD90	23.7	0.8	32.5	2.0	0.006	4	7
	ARD70	12.4	0.8	18.9	1.6	0.013	3	7
	ARD50	8.4	0.6	12.8	1.3	0.025	3	7
	AT	13.2	0.4	13.7	1.1	0.699	4	7
120	ARD90	26.3	4.5	33.8	2.4	0.306	3	6
	ARD70	15.6	3.2	20.4	2.0	0.356	3	6
	ARD50	10.6	2.3	13.7	1.6	0.41	3	6
	AT	13.9	1.2	13.8	1.3	0.957	3	6

Cycle length of 80, 100, and 120 ms (first column) under basal conditions (basal) and after application of 1 µM CGS 21680.