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Testing for Odor Discrimination and Habituation in Mice
Published on: May 5, 2015
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Testing for odor discrimination and habituation in mice
Erin P Arbuckle1, Gregory D Smith1, Maribel C Gomez2
1Institute of Biomedical Studies, Baylor University.
Journal of Visualized Experiments : Jove
|May 21, 2015
Summary
This study presents a mouse olfactory test to confirm a functioning sense of smell. The odor habituation/dishabituation test ensures mice can detect and differentiate odors, crucial for accurate behavioral research.
Area of Science:
- Neuroscience
- Animal Behavior
Background:
- Olfactory system deficits can confound results in mouse behavioral and learning studies.
- Accurate assessment of olfactory function is critical for interpreting experimental outcomes.
Purpose of the Study:
- To demonstrate a method for verifying normal olfactory system function in mice.
- To validate the use of an odor habituation/dishabituation test for assessing olfactory responsiveness.
Main Methods:
- Mice are exposed to water, non-social odors, and social odors.
- Sniffing time is recorded to measure olfactory responsiveness to repeated and novel odor stimuli.
- Habituation and dishabituation responses are analyzed to assess olfactory discrimination and detection.
Main Results:
- Mice demonstrate habituation to repeated odor presentations.
- Mice exhibit dishabituation upon presentation of a novel odor.
- The test successfully differentiates responses to various odor types.
Conclusions:
- This olfactory test is essential for validating mouse models in neuroscience and behavior research.
- It helps prevent false positives in social behavior and learning tests by confirming olfactory capabilities.
- The protocol provides valuable insights into the olfactory system function of genetically modified mouse lines.

