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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2-3
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pubmed:dateCreated |
1992-7-13
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pubmed:abstractText |
Several neurokinins, namely substance P, neurokinin A, neurokinin B, [beta-Ala8]neurokinin A-(4-10) and senktide, were tested on noradrenaline-precontracted rabbit aortic rings to characterize the receptor mediating their endothelium-dependent relaxant effect in this preparation. CP-96,345, the new nonpeptide antagonist selective for the NK1 receptor, was also studied. Substance P, neurokinin A and neurokinin B, in that order of potency, were effective in relaxing precontracted rings, indicating the involvement of the NK1 receptor; [beta-Ala8]neurokinin A-(4-10) and senktide, which are selective agonists for NK2 and NK3 receptors, respectively, had no significant relaxant effect. The relaxant effects of substance P, neurokinin A and neurokinin B were competitively antagonized by nanomolar concentrations of CP-96,345. These findings support the view that the NK1 receptor mediates the endothelium-dependent relaxant effect of the neurokinins in rabbit aorta.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Biphenyl Compounds,
http://linkedlifedata.com/resource/pubmed/chemical/CP 96345,
http://linkedlifedata.com/resource/pubmed/chemical/Kinins,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Neurokinin-2,
http://linkedlifedata.com/resource/pubmed/chemical/Receptors, Neurotransmitter
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pubmed:status |
MEDLINE
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pubmed:month |
Mar
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pubmed:issn |
0014-2999
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
3
|
pubmed:volume |
212
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
237-40
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:1318213-Animals,
pubmed-meshheading:1318213-Aorta,
pubmed-meshheading:1318213-Biphenyl Compounds,
pubmed-meshheading:1318213-Endothelium, Vascular,
pubmed-meshheading:1318213-Kinins,
pubmed-meshheading:1318213-Male,
pubmed-meshheading:1318213-Muscle, Smooth, Vascular,
pubmed-meshheading:1318213-Muscle Relaxation,
pubmed-meshheading:1318213-Rabbits,
pubmed-meshheading:1318213-Receptors, Neurokinin-2,
pubmed-meshheading:1318213-Receptors, Neurotransmitter
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pubmed:year |
1992
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pubmed:articleTitle |
Endothelium-dependent relaxant effect of neurokinins on rabbit aorta is mediated by the NK1 receptor.
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pubmed:affiliation |
Cardiovascular Research Department, Ciba-Geigy Ltd., Basle, Switzerland.
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pubmed:publicationType |
Journal Article,
In Vitro
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