Humans and Mice Share Similar Smell Preferences
Author Information
Author(s): Mandairon Nathalie, Poncelet Johan, Bensafi Moustafa Didier, Anne Vosshall Leslie B.
Primary Institution: Université Lyon 1, CNRS, UMR5020, Neurosciences Sensorielles, Comportement, Cognition, Lyon, France
Hypothesis
Do humans and mice exhibit similar preferences towards the same odorants?
Conclusion
The study found that odor preferences are similar between humans and mice, suggesting a shared olfactory perception influenced by the physicochemical properties of odorants.
Supporting Evidence
- Odorants rated as pleasant by humans were also those which mice investigated longer.
- Mouse investigation time correlated positively with human hedonic ratings.
- Physicochemical properties of odorants influenced both species' preferences.
Takeaway
Both humans and mice like the same smells, which means they might have similar ways of thinking about odors.
Methodology
The study used behavioral tests in both species to assess odor preferences and analyzed the relationship between these preferences and the physicochemical properties of the odorants.
Potential Biases
Potential bias due to the controlled laboratory environment and limited sample diversity.
Limitations
The study was limited to specific odorants and may not represent all possible odors.
Participant Demographics
Ten human subjects in Experiment 1 (mean age 21.1 years) and twenty in Experiment 2 (mean age 21.85 years).
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.001
Digital Object Identifier (DOI)
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