Related Experiment Video
Updated: Jul 15, 2026
17:45
T-maze Forced Alternation and Left-right Discrimination Tasks for Assessing Working and Reference Memory in Mice
Published on: February 26, 2012
T-maze alternation in the rodent.
Robert M J Deacon1, J Nicholas P Rawlins
1Department of Experimental Psychology, University of Oxford, South Parks Road, Oxford OX1 3UD, UK. robert.deacon@psy.ox.ac.uk
Nature Protocols
|April 5, 2007
Summary
The T-maze test assesses rodent cognitive function by measuring spontaneous alternation, a memory-based behavior. This method is sensitive to hippocampal dysfunction and aids in understanding memory and brain health.
Area of Science:
- Neuroscience
- Animal Behavior
- Cognitive Psychology
Background:
- Cognitive deficits are common in neurological disorders.
- Rodent models are crucial for studying brain function and disease.
- Assessing memory and spatial navigation is key to understanding cognition.
Purpose of the Study:
- To detail a protocol for using the T-maze apparatus.
- To evaluate rodent cognitive ability, specifically memory and decision-making.
- To highlight the T-maze's sensitivity to hippocampal function.
Main Methods:
- Utilizing a T-maze apparatus (elevated or enclosed).
- Observing rodent choices between goal arms after initial exploration.
- Measuring 'spontaneous alternation' as an indicator of memory.
- Potentially employing rewarded alternation with food incentives.
Main Results:
- Rodents exhibit spontaneous alternation, choosing a novel arm on a second trial.
- This behavior reflects short-term memory of the previous choice.
- Both spontaneous and rewarded alternation are sensitive to hippocampal and other brain structure dysfunctions.
Conclusions:
- The T-maze is a valuable tool for assessing rodent cognitive function and memory.
- The protocol provides a standardized method for evaluating brain health and neurological impairment.
- This technique aids in the study of memory mechanisms and the impact of brain dysfunction.
