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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1987-4-9
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pubmed:abstractText |
Isolated, spontaneously beating atrial pairs from rabbits and guinea-pigs were used to determine and to compare the activity of ranitidine and tiotidine as antagonists of histamine stimulated chronotropic activity. Ranitidine produced a classical competitive, reversible antagonism of histamine effects with a pA2 in rabbit atria of 8.2. In contrast, tiotidine produced both a dextral shift of the log dose-response curve, as well as a previously unreported suppression in the maximal response produced by histamine. In accordance with receptor theory, this type of activity represents a dualistic antagonism of histamine chronotropic responses.
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pubmed:grant | |
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 |
Nov
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pubmed:issn |
0014-2999
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
12
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pubmed:volume |
131
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
111-7
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:3816941-Animals,
pubmed-meshheading:3816941-Cimetidine,
pubmed-meshheading:3816941-Female,
pubmed-meshheading:3816941-Guinea Pigs,
pubmed-meshheading:3816941-Heart Rate,
pubmed-meshheading:3816941-Histamine Antagonists,
pubmed-meshheading:3816941-Kinetics,
pubmed-meshheading:3816941-Male,
pubmed-meshheading:3816941-Myocardial Contraction,
pubmed-meshheading:3816941-Rabbits,
pubmed-meshheading:3816941-Ranitidine
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pubmed:year |
1986
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pubmed:articleTitle |
Antagonistic activity of tiotidine and ranitidine on guinea-pig and rabbit atria.
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pubmed:publicationType |
Journal Article,
In Vitro,
Research Support, U.S. Gov't, P.H.S.
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