Abstract:
:The aim of this study was to investigate the effect of intestinal electrical stimulation on small intestinal dysrhythmia and motion sickness-like symptoms induced by vasopressin. Female dogs chronically implanted with two pairs of electrodes on jejunum serosa were used in a four-session study. Saline and vasopressin were infused in sessions 1 and 2, respectively. Sessions 3 and 4 were the same as session 2, except a long- or short-pulse intestinal electrical stimulation was applied on the proximal pair of electrodes. Intestinal slow waves and motion sickness-like symptoms were recorded in each session. Results were as follows. (1) Vasopressin induced intestinal dysrhythmia, uncoupling of slow waves, and vomiting and motion sickness-like symptoms (P < 0.05, ANOVA). (2) Intestinal electrical stimulation with long pulses, but not short pulses, was capable of preventing vasopressin-induced intestinal dysrhythmia. (3) Intestinal electrical stimulation with short pulses, but not long pulses, prevented vomiting and the motion sickness-like symptoms. It is concluded that vasopressin induces intestinal dysrhythmia. Long-pulse intestinal stimulation normalizes vasopressin-induced intestinal slow-wave abnormalities with no improvement in symptoms. Short-pulse stimulation prevents emetic symptoms induced by vasopressin but has no effect on slow waves. These data suggest different mechanisms involved with different methods of intestinal stimulation.
journal_name
Dig Dis Scijournal_title
Digestive diseases and sciencesauthors
Liu J,Wang L,Chen JDdoi
10.1023/b:ddas.0000030080.60168.01subject
Has Abstractpub_date
2004-05-01 00:00:00pages
720-8issue
5eissn
0163-2116issn
1573-2568journal_volume
49pub_type
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journal_title:Digestive diseases and sciences
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pub_type: 杂志文章,多中心研究
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pub_type: 杂志文章
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更新日期:1988-11-01 00:00:00
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pub_type: 杂志文章
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journal_title:Digestive diseases and sciences
pub_type: 临床试验,杂志文章
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journal_title:Digestive diseases and sciences
pub_type: 杂志文章,随机对照试验
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更新日期:2009-03-01 00:00:00
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pub_type: 临床试验,杂志文章
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pub_type: 临床试验,杂志文章,随机对照试验
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