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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2-3
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pubmed:dateCreated |
1983-8-11
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pubmed:abstractText |
The aim of the present work was to establish whether the secretory process can be influenced by histamine H2-receptor antagonists, burimamide and metiamide. These drugs were applied intravenously and the secretion was evoked by the electrical stimulation of the chorda tympani nerve or by carbachol (i.v.). In addition to the measurements of the flow of saliva, the blood flow through the gland was measured in some experiments. Both H2-antagonists significantly reduced the rate of salivary secretion induced by the chorda tympani stimulation. The experiments with burimamide did not permit the calculation of dose-response relationship. From the experiments with metiamide the ED50 was 4.6 mumols/kg and Emax was 30% reduction of secretion. The secretory response to carbachol was not diminished by burimamide. In addition to the effect of metiamide on salivation, the reduction of the blood flow through the gland was observed: the effect on the blood flow was significantly smaller, and slower in onset, than the effect on salivation. These results support the hypothesis that H2-receptors are involved in the process of salivary secretion. Histamine effects on glandular elements seem to be more significant than its effect on the blood vessels.
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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 |
Apr
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pubmed:issn |
0065-4299
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
196-9
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:6135323-Animals,
pubmed-meshheading:6135323-Burimamide,
pubmed-meshheading:6135323-Cats,
pubmed-meshheading:6135323-Dose-Response Relationship, Drug,
pubmed-meshheading:6135323-Electric Stimulation,
pubmed-meshheading:6135323-Female,
pubmed-meshheading:6135323-Histamine H2 Antagonists,
pubmed-meshheading:6135323-Male,
pubmed-meshheading:6135323-Metiamide,
pubmed-meshheading:6135323-Salivation,
pubmed-meshheading:6135323-Submandibular Gland
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pubmed:year |
1983
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pubmed:articleTitle |
The inhibition of salivary secretion by histamine H2-antagonists--a study on the cat submandibular gland.
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pubmed:publicationType |
Journal Article
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