Table 1.

Effect of potassium channel blockers on the swimming pattern (mean change ± SEM)

Blocker	n	Change in burst duration		Change in cycle period		Missing half-cycles
		msec	%	msec	%
10 μmCatechol	4	−1.2  ± 1.0	−7  ± 6	−3.7  ± 1.5	−6  ± 3	No
100 μmCatechol	5	0.9  ± 0.9	10  ± 10	5.0  ± 5.6	7  ± 8	Yes
100 nm α-DTX	6	3.6  ± 1.0	44  ± 13*	−1.1  ± 3.0	−1  ± 5	No
1 μm DTX-I	7	6.4  ± 0.8	78  ± 13***	7.6  ± 3.3	11  ± 6	No

See text for measures under control conditions.

*,***, Significant changes as described in legend of Figure 1.