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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1976-11-1
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pubmed:abstractText |
Cyclic adenosine 3',5'-monophosphate (cAMP) accumulation and cation transport were measured in duck erythrocytes after stimulation by norepinephrine (NE) or shrinkage induced by exposure to hypertonic media (S). Previously both NE and S were shown to initiate a similar transport process in this cell. NE elicited a rapid rise in cellular cAMP and 42K influx. Both effects were eliminated by propranolol. At concentrations of NE below 3 X 10(-8) M (the concentration at which 42K influx saturates), there was good correlation between the magnitude of the permeability change and the increment in cAMP. In contrast, medium hypertonicity, at a level which stimulated K influx to the same extent as a near-maximal norepinephrine response, did not alter cAMP content. The data are discussed in terms of a model in which S and NE activate a final common transport pathway by different mechanisms, which in the case of S does not involve cAMP.
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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/Cyclic AMP,
http://linkedlifedata.com/resource/pubmed/chemical/Furosemide,
http://linkedlifedata.com/resource/pubmed/chemical/Hypertonic Solutions,
http://linkedlifedata.com/resource/pubmed/chemical/Norepinephrine,
http://linkedlifedata.com/resource/pubmed/chemical/Potassium,
http://linkedlifedata.com/resource/pubmed/chemical/Propranolol
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pubmed:status |
MEDLINE
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pubmed:month |
Aug
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pubmed:issn |
0002-9513
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
231
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
306-11
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:183515-Animals,
pubmed-meshheading:183515-Biological Transport, Active,
pubmed-meshheading:183515-Cyclic AMP,
pubmed-meshheading:183515-Ducks,
pubmed-meshheading:183515-Erythrocytes,
pubmed-meshheading:183515-Furosemide,
pubmed-meshheading:183515-Hypertonic Solutions,
pubmed-meshheading:183515-Models, Biological,
pubmed-meshheading:183515-Norepinephrine,
pubmed-meshheading:183515-Potassium,
pubmed-meshheading:183515-Propranolol
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pubmed:year |
1976
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pubmed:articleTitle |
Effect of norepinephrine and hypertonicity on K influx and cyclic AMP in duck erythrocytes.
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pubmed:publicationType |
Journal Article
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