Table 1.

Effects of CBD obstruction and UDCA perfusion on interdigestive gastrointestinal myoelectrical activity in fasting rats. (n = 32, mean±SD)

Group	MMC cycle duration/s	Duration of phase III/s	Amplitude of phase III/μV	Frequency of phase III/ (bursts/min)
A	730.5 ± 44.71	163.5 ± 19.1	288.4 ± 21.9	11.2 ± 1.6
B	1 680.9 ± 89.5a	175.5 ± 23.3	270.5 ± 31.2	10.8 ± 1.5
C	658.5 ± 42.7ac	228.8 ± 36.5ac	279.6 ± 19.8	11.6 ± 1.4
D	1 529.5 ± 75.8ae	172.5 ± 20.5e	272.6 ± 28.9	10.9 ± 1.8

^aP < 0.05 vs A;

^cP < 0.05 vs B;

^eP < 0.05 vs C. Values are shown for duodenum.