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Related Experiment Video

Updated: May 18, 2026

Elevated Plus Maze for Mice
09:09

Elevated Plus Maze for Mice

Published on: December 22, 2008

Temporal structure of the rat's behavior in elevated plus maze test.

M Casarrubea1, V Roy, F Sorbera

  • 1Department of Experimental Biomedicine and Clinical Neurosciences, Human Physiology Section, Laboratory of Behavioral Physiology, University of Palermo, Palermo, Italy. maurizio.casarrubea@unipa.it

Behavioural Brain Research
|October 9, 2012
PubMed
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Wistar rats exhibit complex, time-dependent behavioral sequences in the elevated plus maze (EPM). Temporal pattern analysis reveals distinct behavioral shifts, offering new insights into anxiety-related rodent behavior.

Area of Science:

  • Behavioral Neuroscience
  • Animal Behavior
  • Ethology

Background:

  • The elevated plus maze (EPM) is a standard test for evaluating anxiety-related behaviors in rodents.
  • Understanding temporal dynamics of rodent behavior in the EPM is crucial for accurate interpretation of anxiety levels.

Purpose of the Study:

  • To quantitatively and multivariately analyze temporal patterns of Wistar rat behavior in the EPM.
  • To identify and characterize complex, time-dependent behavioral sequences during EPM testing.

Main Methods:

  • Utilized an ethogram of 24 behavioral elements for quantitative analysis.
  • Applied multivariate t-pattern analysis to detect temporal patterns.
  • Analyzed minute-by-minute duration and behavioral distributions over time.

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Testing Animal Anxiety in Rats: Effects of Open Arm Ledges and Closed Arm Wall Transparency in Elevated Plus Maze Test
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Testing Animal Anxiety in Rats: Effects of Open Arm Ledges and Closed Arm Wall Transparency in Elevated Plus Maze Test

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Related Experiment Videos

Last Updated: May 18, 2026

Elevated Plus Maze for Mice
09:09

Elevated Plus Maze for Mice

Published on: December 22, 2008

Quantifying Cognitive Decrements Caused by Cranial Radiotherapy
10:10

Quantifying Cognitive Decrements Caused by Cranial Radiotherapy

Published on: October 18, 2011

Testing Animal Anxiety in Rats: Effects of Open Arm Ledges and Closed Arm Wall Transparency in Elevated Plus Maze Test
07:54

Testing Animal Anxiety in Rats: Effects of Open Arm Ledges and Closed Arm Wall Transparency in Elevated Plus Maze Test

Published on: June 29, 2018

Main Results:

  • Rats spent more time in protected zones (closed arms) than unprotected zones (open arms).
  • Behavioral patterns shifted over time, with specific t-patterns dominating early versus late stages of the test.
  • Complex, non-homogeneous temporal sequences of behaviors were identified.

Conclusions:

  • Wistar rat behavior in the EPM is characterized by significant temporal rearrangements.
  • T-pattern analysis provides novel tools for characterizing anxiety-related behavioral dynamics.
  • This approach can aid in differentiating the effects of anxioselective substances.