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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1993-5-14
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pubmed:abstractText |
The aim of this study was to determine what effects social isolation and confinement stress had on the volume regulating hormones. In six healthy male subjects, during a 28-d isolation and confinement study (ESA-ISEMSI'90), hematocrit, blood pressure and resting heart rate, plasma cortisol, renin, aldosterone, arginine vasopressin levels besides the electrolyte (Na+, K+) balance and plasma creatinine were measured. During the confinement, an elevated systolic blood pressure (p < 0.01) was observed together with an increase in MHPG corresponding to an elevated mental work load. The pattern displayed by volume regulating hormones (increased values for renin, aldosterone (p < 0.05) and arginine vasopressin) was not only characteristic of confinement stress but also reflected changes in the water and electrolyte metabolism. The increased creatinine levels seen throughout the study were regarded as consequences of hypohydration, and an enhanced muscular catabolism due to reduced physical activity. A similar pattern of hormone modifications was obtained in a head down tilt of the same duration, indicating that some of the described modifications are probably related to isolation and confinement stress.
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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 |
Apr
|
pubmed:issn |
0095-6562
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
64
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
287-94
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:8476368-Adult,
pubmed-meshheading:8476368-Arginine Vasopressin,
pubmed-meshheading:8476368-Atrial Natriuretic Factor,
pubmed-meshheading:8476368-Blood Pressure,
pubmed-meshheading:8476368-Blood Volume,
pubmed-meshheading:8476368-Catecholamines,
pubmed-meshheading:8476368-Heart Rate,
pubmed-meshheading:8476368-Hematocrit,
pubmed-meshheading:8476368-Hormones,
pubmed-meshheading:8476368-Humans,
pubmed-meshheading:8476368-Male,
pubmed-meshheading:8476368-Osmolar Concentration,
pubmed-meshheading:8476368-Social Isolation,
pubmed-meshheading:8476368-Stress, Psychological
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pubmed:year |
1993
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pubmed:articleTitle |
Effects of 28-day isolation (ESA-ISEMSI'90) on blood pressure and blood volume regulating hormones.
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pubmed:affiliation |
Laboratoire de Physiologie de l'Environnement, Faculté de Médecine Lyon Grange-Blanche, France.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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