Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats

Our previous findings suggested the existence of stressor-specific behavioural and cognitive responses in rats. In the present study, restraint stressor (immobilization, IMO) and restraint stressor combined with partial immersion of rats into water (IMO+C) were applied for 1 hour to Wistar male rats...

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Main Authors: Lenka Trnečková, Pavel Šída, Sixtus Hynie, Ivan Krejčí, Zdeněk Hliňák, Věra Klenerová
Format: Article
Language:English
Published: Karolinum Press 2004-01-01
Series:Acta Medica
Subjects:
Online Access:https://actamedica.lfhk.cuni.cz/47/3/0177/
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author Lenka Trnečková
Pavel Šída
Sixtus Hynie
Ivan Krejčí
Zdeněk Hliňák
Věra Klenerová
author_facet Lenka Trnečková
Pavel Šída
Sixtus Hynie
Ivan Krejčí
Zdeněk Hliňák
Věra Klenerová
author_sort Lenka Trnečková
collection DOAJ
description Our previous findings suggested the existence of stressor-specific behavioural and cognitive responses in rats. In the present study, restraint stressor (immobilization, IMO) and restraint stressor combined with partial immersion of rats into water (IMO+C) were applied for 1 hour to Wistar male rats and their spontaneous behaviour was examined in the open field test. The classic behavioural parameters were recorded: crossing, rearing, and resting. When tested 1 and 4 hours after IMO+C, animals exhibited strong suppression of locomotor and exploratory activity (crossing and rearing); partial inhibition of both behavioural variables was found after IMO. Thus, substantial differences were observed in dependence on the length of period between the end of stressor application and the start of testing. In testing performed one week later, the locomotor and exploratory activity levels of both IMO and IMO+C animals corresponded to the control ones. These data suggest a differential behavioural response to both used stressors that may result from their different proportion of psychical and physical components. In conclusion, our results provide other data for the support of differential effects of two types of restraint stressors on spontaneous behaviour of animals exposed to a novel environment.
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spelling doaj.art-c08057f1421348e38b681e1cc8e736482022-12-22T00:16:09ZengKarolinum PressActa Medica1211-42861805-96942004-01-0147317718010.14712/18059694.2018.87Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in RatsLenka Trnečková0Pavel Šída1Sixtus Hynie2Ivan Krejčí3Zdeněk Hliňák4Věra Klenerová5Charles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicCharles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicCharles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicCharles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicCharles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicCharles University in Prague, First Faculty of Medicine, Department of Pharmacology, Prague, Czech RepublicOur previous findings suggested the existence of stressor-specific behavioural and cognitive responses in rats. In the present study, restraint stressor (immobilization, IMO) and restraint stressor combined with partial immersion of rats into water (IMO+C) were applied for 1 hour to Wistar male rats and their spontaneous behaviour was examined in the open field test. The classic behavioural parameters were recorded: crossing, rearing, and resting. When tested 1 and 4 hours after IMO+C, animals exhibited strong suppression of locomotor and exploratory activity (crossing and rearing); partial inhibition of both behavioural variables was found after IMO. Thus, substantial differences were observed in dependence on the length of period between the end of stressor application and the start of testing. In testing performed one week later, the locomotor and exploratory activity levels of both IMO and IMO+C animals corresponded to the control ones. These data suggest a differential behavioural response to both used stressors that may result from their different proportion of psychical and physical components. In conclusion, our results provide other data for the support of differential effects of two types of restraint stressors on spontaneous behaviour of animals exposed to a novel environment.https://actamedica.lfhk.cuni.cz/47/3/0177/Open field testRestraint stressorRestraint/cold stressorSpontaneous behaviourRatStress
spellingShingle Lenka Trnečková
Pavel Šída
Sixtus Hynie
Ivan Krejčí
Zdeněk Hliňák
Věra Klenerová
Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
Acta Medica
Open field test
Restraint stressor
Restraint/cold stressor
Spontaneous behaviour
Rat
Stress
title Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
title_full Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
title_fullStr Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
title_full_unstemmed Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
title_short Effects of Two Types of Restraint Stress on the Spontaneous Behaviour in Rats
title_sort effects of two types of restraint stress on the spontaneous behaviour in rats
topic Open field test
Restraint stressor
Restraint/cold stressor
Spontaneous behaviour
Rat
Stress
url https://actamedica.lfhk.cuni.cz/47/3/0177/
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