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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
|
pubmed:dateCreated |
1987-8-20
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pubmed:abstractText |
We investigated cerebrovascular vasodilator responses to increased arterial CO2 and the cerebrovascular response to infused 5-hydroxytryptamine (5-HT) in normal and hypercholesterolemic baboons. After 6-8 weeks of feeding an atherogenic diet the plasma cholesterol levels were increased without change in the triglycerides. The hypercholesterolemic animals showed a higher basal systemic arterial blood pressure than the normal controls without significant decrease in cerebrovascular prostacyclin production, altered basal cerebral blood flow or altered cerebrovascular response to infused 5-HT. However, the vasodilator response to hypercapnia was significantly decreased from the control value of 2.78 ml/min per mmHg increase in PCO2, to 1.62 ml/min per mmHg. Thus functional impairment of cerebral hemodynamics occurred before atherosclerotic alteration in the cerebral vessels could have been present.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:chemical | |
pubmed:status |
MEDLINE
|
pubmed:month |
Jul
|
pubmed:issn |
0024-3205
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
27
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pubmed:volume |
41
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
447-51
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3110529-Animals,
pubmed-meshheading:3110529-Blood Pressure,
pubmed-meshheading:3110529-Carbon Dioxide,
pubmed-meshheading:3110529-Cerebrovascular Circulation,
pubmed-meshheading:3110529-Cholesterol,
pubmed-meshheading:3110529-Diet, Atherogenic,
pubmed-meshheading:3110529-Hypercholesterolemia,
pubmed-meshheading:3110529-Papio
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pubmed:year |
1987
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pubmed:articleTitle |
Hypercholesterolemia and the baboon cerebral circulation.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, Non-P.H.S.,
Research Support, Non-U.S. Gov't
|