Source:http://linkedlifedata.com/resource/pubmed/id/17323187
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
2007-2-26
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pubmed:abstractText |
Ramosetron is a potent and selective serotonin (5-HT)(3) receptor antagonist that has been shown to affect abnormal colonic function and abdominal pain in animals. Ramosetron (0.3 to 100 microg/kg, p.o.) has been found to significantly suppress abnormal defecation induced by conditioned-fear stress (CFS), restraint stress, corticotropin releasing factor (CRF) and 5-HT in rats and mice, and these effects were more potent than those of alosetron, cilansetron or loperamide. On the other hand, ramosetron (3,000 microg/kg, p. o., once daily for 7 days) did not inhibit normal defecation in dogs while tiquizium significantly inhibited it. Ramosetron (3 to 100 microg/kg, p. o.) also significantly prevented CFS-induced acceleration of colonic transit and CRF-induced abnormal water transport in rats, respectively. Moreover, ramosetron (0.3 to 3 microg/kg, p. o.) significantly suppressed restraint stress-induced decrease in colonic pain threshold, an effect not observed with loperamide. These results indicate that ramosetron produce beneficial clinical effects on IBS symptoms.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0925-4692
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
15
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
5-9
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pubmed:meshHeading |
pubmed-meshheading:17323187-Abdominal Pain,
pubmed-meshheading:17323187-Animals,
pubmed-meshheading:17323187-Benzimidazoles,
pubmed-meshheading:17323187-Defecation,
pubmed-meshheading:17323187-Diarrhea,
pubmed-meshheading:17323187-Dogs,
pubmed-meshheading:17323187-Gastrointestinal Transit,
pubmed-meshheading:17323187-Humans,
pubmed-meshheading:17323187-Irritable Bowel Syndrome,
pubmed-meshheading:17323187-Mice,
pubmed-meshheading:17323187-Models, Animal,
pubmed-meshheading:17323187-Rats,
pubmed-meshheading:17323187-Serotonin Antagonists
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pubmed:year |
2007
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pubmed:articleTitle |
Pharmacological profile of ramosetron, a novel therapeutic agent for IBS.
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pubmed:affiliation |
Pharmacology Research Laboratories, Drug Discovery Research, Astellas Pharma Inc, 21 Miyukigaoka, Tsukuba, Ibaraki, 305-8585, Japan. takuya.hirata@jp.astellas.com
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pubmed:publicationType |
Journal Article,
Review
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