Changes of gastrointestinal myoelectric activity and bile acid pool size after cholecystectomy in guinea pigs

doi:10.3748/wjg.v11.i24.3665

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastroenterol. Jun 28, 2005; 11(24): 3665-3670
Published online Jun 28, 2005. doi: 10.3748/wjg.v11.i24.3665

Table 1 Condition of gallbladder motility before cholecystectomy (mean±SD).

Group	FV (cm³)	RV (cm³)	FB (mL)	E (%)
A	0.92±0.26	0.35±0.11	0.71±0.20	59.86±15.50
B	0.94±0.26	0.34±0.11	0.73±0.21	60.95±14.15
C	1.65±0.35^a^c	1.26±0.22 ^a^c	1.58±0.40^a^c	22.84±8.26^a^c
D	1.69±0.37^a^c	1.28±0.23 ^a^c	1.62±0.41^a^c	23.36±7.31^a^c

^aP<0.05 vs A group

^cP<0.05 vs B group.

Table 2 Change of bile acid pool size after cholecystectomy (mean±SD).

Group	PT (mmol)	BA (mmol)	FBA (mmol)
A	84.24±4.44	12.27±1.37	9.53±1.24
B	87.09±5.83	13.06±1.50	12.15±1.58
C	36.03±3.90^a^c	6.64±0.77^a^c	31.25±3.61^a^c
D	37.71±4.72^a^c	6.89±0.73^a^c	34.61±3.29^a^c

^aP<0.05 vs A group

^cP<0.05 vs B group.

Table 3 Change of MMC cycle duration after cholecystectomy (mean±SD).

	MMC (min)	A	B	C	D
Antrum	Cycle duration	82.02±5.66	80.25±5.20	114.19±7.82^a^c	112.70±10.38^a^c
	Phase I	20.69±2.24	20.56±2.20	22.79±2.72	22.58±2.59
	Phase II	57.85±5.05	56.26±4.68	88.65±8.57^a^c	87.44±8.64^a^c
	Phase III	3.47±0.36	3.44±0.34	2.74±0.25^a^c	2.67±0.25^a^c
Duodenum	Cycle duration	83.07±5.59	82.21±5.90	119.46±8.02^a^c	118.05±10.55a
	Phase I	19.79±2.04	19.68±1.97	21.23±2.79	21.14±2.65
	Phase II	59.56±5.84	58.86±5.71	95.40±9.72^a	94.14±9.58
	a Phase III	3.73±0.39	3.66±0.37	2.83±0.31^a^c	2.78±0.29^a^c
Jejunum
	Cycle duration	84.28±6.00	83.47±6.20	118.54±10.14^a^c	117.36±9.49^a^c
	Phase I	21.27±2.38	21.18±2.30	22.34±3.11	22.21±2.52
	Phase II	58.84±6.03	58.17±5.75	92.38±9.35^a^c	91.41±9.03^a^c
	Phase III	4.17±0.43	4.12±0.42	3.82±0.37^a^c	3.75±0.36^a^c
Ileum	Cycle duration	90.41±7.39	88.37±7.01	434.00±21.57^a^c	430.53±17.57^a^c
	Phase I	19.77±2.15	19.56±2.03	21.79±2.88^a^c	21.60±2.71^a^c
	Phase II	66.22±6.75	64.46±6.38	409.04±20.20^a^c	405.81±18.29^a^c
	Phase III	4.42±0.45	4.35±044	3.16±0.33^a^c	3.12±0.31^a^c

^aP<0.05 vs A group;

^cP<0.05 vs B group.

Table 4 Change of MMC amplitude after cholecystectomy (mean±SD).

Group	Antrum (mv)	Duodenum (mv)	Jejunum (mv)	Ileum (mv)
A	654±60	1210±155	705±76	498±52
B	664±61	1221±166	713±77	507±54
C	279±29^a^c	482±59^a^c	223±26^a^c	233±19^a^c
D	288±31^a^c	490±61^a^c	235±28^a^c	242±23^a^c

^aP<0.05 vs A group;

^cP<0.05 vs B group.

Citation: Zhang XM, Dong L, Liu LN, Chang BX, He Q, Li Q. Changes of gastrointestinal myoelectric activity and bile acid pool size after cholecystectomy in guinea pigs. World J Gastroenterol 2005; 11(24): 3665-3670
URL: https://www.wjgnet.com/1007-9327/full/v11/i24/3665.htm
DOI: https://dx.doi.org/10.3748/wjg.v11.i24.3665