Table 3. Effects on PCC parameters of 2′FL or β-lactose on mouse colon.

Unstressed	Krebs	+2′FL	N, P (paired t test)
Velocity (mm/s)	0.808 ± 0.026	0.621 ± 0.019	7, 0.039
Frequency (Hz)	0.00625 ± 0.0007	0.00466 ± 0.0001	7, 0.039
Amplitude (mm)	0.614 ± 0.011	0.385 ± 0.015	7, 0.003
Unstressed	Krebs	+β-lactose	N, P (paired t test)
Velocity (mm/s)	0.696 ± 0.22	0.672 ± 0.199	7. 0.82
Frequency (Hz)	0.00577 ± 0.00076	0.00592 ± 0.00086	7, 0.75
Amplitude (mm)	0.617 ± 0.103	0.592 ± 0.12	7, 0.74
Stressed	Krebs	+2′FL	N, P (paired t test)
Velocity (mm/s)	1.362 ± 0.773	1.232 ± 0.494	33, 0.29
Frequency (Hz)	0.0091 ± 0.066	0.0070 ± 0.004	33, 0.019
Amplitude (mm)	0.565 ± 0.261	0.42 ± 0.213	33, 0.011
Stressed	Krebs	+β-lactose	N, P (paired t test)
Velocity (mm/s)	1.502 ± 0.534	1.603 ± 0.416	12, 0.56
Frequency (Hz)	0.0088 ± 0.005	0.0091 ± 0.003	12, 0.07
Amplitude (mm)	0.798 ± 0.324	0.971 ± 0.305	12, 0.16