Cardiovascular adaptations to parabolic flight in rats: a radio-telemetry feasibility study.
J Gravit Physiol
; 4(2): P43-4, 1997 Jul.
Article
in En
| MEDLINE
| ID: mdl-11540693
ABSTRACT
This experiment was a feasibility study which consisted in investigating arterial blood pressure and heart rate to transient and repeated exposure to microgravity in eight unrestrained rats previously implanted with radio-telemetry transmitter. The aim was to perform such recordings throughout all the phases of a parabola during parabolic flights. This study revealed that it was possible to collect the radio-signal without any interference with electronic or magnetic environment. We observed in microgravity a significant reduction in heart rate (6%) and a significant increase in arterial blood pressure (7%). In conclusion, such a study seems to be feasible during longer exposure to microgravity (space flight) in order to study the cardiovascular adaptation in rat.
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Collection:
01-internacional
Database:
MEDLINE
Main subject:
Space Flight
/
Telemetry
/
Weightlessness
/
Blood Pressure
/
Heart Rate
Limits:
Animals
Language:
En
Journal:
J Gravit Physiol
Journal subject:
FISIOLOGIA
Year:
1997
Type:
Article
Affiliation country:
France