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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3-4
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pubmed:dateCreated |
1987-5-12
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pubmed:abstractText |
The presence of beta-endorphin-like immunoreactivity (beta-END-LI) in human gallbladder and its release were examined by means of radioimmunochemical measurements and immunohistochemical stainings. beta-END-LI was detected in the gallbladder (27.2 +/- 3.2 ng/g wet weight, mean +/- S.E.). The immunoreactivity in beta-END-LI extracted from the gallbladder was similar to that of synthetic beta-END, judging from the result of its inhibition curve parallel to that of the synthetic substance in the radioimmunoassay (RIA) system. On gel-filtration chromatography of a gallbladder extract, two components of beta-END-LI were found; one eluted on a position of beta-lipotropin (beta-LPH) and another on a position of synthetic beta-END. Specific beta-END-LI positive cells were detectable in metaplastic mucous glands. When human gallbladder mucosa was perfused with a solution of 10(-8) M or 10(-6) M cholecystokinin octapeptide (CCK-8), the release of beta-END-LI from mucosa into the perfusate increased 2-3 fold. These results indicate that beta-END-LI present in human gallbladder is released by the direct action of CCK-8 on the gallbladder mucosa and suggest that it may have a physiological or pathophysiological role.
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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 |
Dec
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pubmed:issn |
0167-0115
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pubmed:author | |
pubmed:issnType |
Print
|
pubmed:day |
30
|
pubmed:volume |
16
|
pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
331-8
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:2951771-Chromatography, Gel,
pubmed-meshheading:2951771-Endorphins,
pubmed-meshheading:2951771-Gallbladder,
pubmed-meshheading:2951771-Histocytochemistry,
pubmed-meshheading:2951771-Humans,
pubmed-meshheading:2951771-Radioimmunoassay,
pubmed-meshheading:2951771-Sincalide,
pubmed-meshheading:2951771-Tissue Extracts,
pubmed-meshheading:2951771-beta-Endorphin
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pubmed:year |
1986
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pubmed:articleTitle |
Beta-endorphin in the human gallbladder.
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pubmed:publicationType |
Journal Article
|