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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1978-7-26
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pubmed:abstractText |
Coronary blood flow was measured using labelled microspheres (15 micrometer diameter) in sedentary and endurance trained rats during hypoxaemic conditions designed to develop coronary dilatation (Pa,O2 6.0 to 6.7 kPa [45 to 60 mmHg]). Rats that were trained for 12 to 18 weeks (26.8 m per minute, 15% gradient, 1 hour per day) had a significantly greater coronary blood flow conductance (15.3 +/- 1.0 mm3.min-1.kPa-1 aortic diastolic pressure, n = 20) than sedentary animals (10.8 +/- 0.9, n = 19). Even though cardiac hypertrophy (17%) was found in the trained animals, this increase in perfused mass accounted for only one-third of the increase in total coronary blood flow. Thus, there was a greater coronary blood flow per unit mass of the myocardium in the trained rats.
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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 |
Mar
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pubmed:issn |
0008-6363
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
12
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
135-43
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:647717-Animals,
pubmed-meshheading:647717-Anoxia,
pubmed-meshheading:647717-Body Weight,
pubmed-meshheading:647717-Coronary Circulation,
pubmed-meshheading:647717-Heart,
pubmed-meshheading:647717-Hemodynamics,
pubmed-meshheading:647717-Male,
pubmed-meshheading:647717-Methoxamine,
pubmed-meshheading:647717-Organ Size,
pubmed-meshheading:647717-Physical Education and Training,
pubmed-meshheading:647717-Physical Endurance,
pubmed-meshheading:647717-Rats
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pubmed:year |
1978
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pubmed:articleTitle |
Coronary blood flow in physically trained rats.
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pubmed:publicationType |
Journal Article
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