Table 2.

Kinetics of activation and inactivation for B(I), B(II), B(I/II)^a

Clone	Time to peak (msec)	τfast(msec)	Percentage	τint(msec)	Percentage	τslow(msec)	Percentage	Noninact (%)
B(I)	6.8  ± 0.22-d	12.9  ± 0.32-c	50.4  ± 0.9c,d	535  ± 25c,d	9.4  ± 0.82-c	1833  ± 51c,d	25.2  ± 0.92-c	15.0  ± 1.22-c
	n= 17	n = 14	n = 14	n = 16	n = 16	n = 16	n = 16	n = 16
B(II)	6.6  ± 0.22-d	9.2  ± 0.2b,d	74.7  ± 1.5b,d	112  ± 15b,d	6.1  ± 0.6b,d	968  ± 44b,d	12.9  ± 0.9b,d	6.4  ± 0.2b,d
	n = 19	n = 19	n = 19	n = 13	n = 13	n = 13	n = 13	n = 13
B(I/II)	8.7  ± 0.4b,c	12.2  ± 0.62-c	58.6  ± 3.2b,c	213  ± 46b,c	9.0  ± 0.72-c	1469  ± 50b,c	21.0  ± 2.42-c	11.4  ± 0.52-b
	n= 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10	n = 10

^F2-aMeasurements made during a step to +20 mV.

^F2-bSignificantly different from B(I) (p < 0.05).

^F2-cSignificantly different from B(II) (p < 0.05).

^F2-dSignificantly different from B(I/II) (p < 0.05).