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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
|
pubmed:dateCreated |
1979-3-24
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pubmed:abstractText |
The subfractions Fa, Fb, and Fc of crude substance P (SP) preparations made from human and bovine brains were analysed for SP and the COOH-terminal octapeptide of cholecystokinin (CCK-8). The methods were specific radioimmunoassays (RIAs) for SP and CCK-8, and bioassays on isolated organs of the guinea pig: the ileum, the gallbladder and the field-stimulated vas deferens. 1. In bioassays of synthetic peptides the vas deferens reacted specifically to SP and the gallbladder to CCK-8. 2. RIAs and bioassays revealed unequivocally that most of SP-like activity was present in Fb, while Fc contained mainly CCK-8-like activity. Varying results were obtained with Fa. 3. The pharmacologically active principle of Fc is CCK-8 or a closely related peptide. Earlier results concerning the pharmacological and neurochemical properties of Fc must be ascribed to this peptide.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0028-1298
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
305
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
189-90
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:732896-Animals,
pubmed-meshheading:732896-Brain Chemistry,
pubmed-meshheading:732896-Chemical Phenomena,
pubmed-meshheading:732896-Chemistry,
pubmed-meshheading:732896-Cholecystokinin,
pubmed-meshheading:732896-Guinea Pigs,
pubmed-meshheading:732896-Muscle Contraction,
pubmed-meshheading:732896-Peptides,
pubmed-meshheading:732896-Radioimmunoassay,
pubmed-meshheading:732896-Substance P
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pubmed:year |
1978
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pubmed:articleTitle |
Crude substance P from brain contains a cholecystokinin-like peptide.
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pubmed:publicationType |
Journal Article,
In Vitro
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