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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1992-12-17
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pubmed:abstractText |
The effects of acetylsalicylic acid (ASA), on aortic smooth muscle contractility during hypertension were studied in female SHR and WKY rats. The rats were administered two intraperitoneal injections of 10 mg/kg of ASA per week for three weeks. Twenty four hours after the last injection the aortic smooth muscles were evaluated for generation of active tension in response to KCl, phenylephrine, clonidine and norepinephrine. We report that aortic rings from ASA-treated SHR animals were more responsive than rings from non-treated SHR female rats. ASA treatment of SHR animals restored the contractile response to the level shown by non-treated WKY control female rats. The response from aortic rings of ASA-treated SHR to KCl, phenylephrine and clonidine was essentially similar to the response of rings from non-ASA-treated WKY control female rats. We did not observe any decrease in the systolic blood pressure during the ASA treatment in SHR female rats. These results suggest that acetylsalicylic acid modulates aortic smooth muscle contractility either through the metabolites of arachidonic acid or through alpha-adrenoceptors.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Adrenergic alpha-Agonists,
http://linkedlifedata.com/resource/pubmed/chemical/Aspirin,
http://linkedlifedata.com/resource/pubmed/chemical/Clonidine,
http://linkedlifedata.com/resource/pubmed/chemical/Norepinephrine,
http://linkedlifedata.com/resource/pubmed/chemical/Phenylephrine,
http://linkedlifedata.com/resource/pubmed/chemical/Potassium Chloride
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pubmed:status |
MEDLINE
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pubmed:issn |
0098-6127
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
19
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
271-83
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:1359857-Adrenergic alpha-Agonists,
pubmed-meshheading:1359857-Animals,
pubmed-meshheading:1359857-Aorta,
pubmed-meshheading:1359857-Aspirin,
pubmed-meshheading:1359857-Blood Pressure,
pubmed-meshheading:1359857-Clonidine,
pubmed-meshheading:1359857-Female,
pubmed-meshheading:1359857-Hypertension,
pubmed-meshheading:1359857-Membrane Potentials,
pubmed-meshheading:1359857-Muscle, Smooth, Vascular,
pubmed-meshheading:1359857-Muscle Contraction,
pubmed-meshheading:1359857-Norepinephrine,
pubmed-meshheading:1359857-Phenylephrine,
pubmed-meshheading:1359857-Potassium Chloride,
pubmed-meshheading:1359857-Rats,
pubmed-meshheading:1359857-Rats, Inbred SHR,
pubmed-meshheading:1359857-Rats, Inbred WKY
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pubmed:year |
1992
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pubmed:articleTitle |
Effect of aspirin on the contractility of aortic smooth muscle in female spontaneously hypertensive rats.
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pubmed:affiliation |
Division of Science and Mathematics, Bethune-Cookman College, Daytona Beach, FL 32115.
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pubmed:publicationType |
Journal Article,
In Vitro,
Research Support, U.S. Gov't, P.H.S.
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