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Related Experiment Video

Updated: Jul 15, 2026

A Simple and Inexpensive Method for Determining Cold Sensitivity and Adaptation in Mice

A Simple and Inexpensive Method for Determining Cold Sensitivity and Adaptation in Mice

Published on: March 17, 2015

TRP channel knockout mice lose their cool.

Man-Kyo Chung¹, Michael J Caterina

¹Department of Biological Chemistry, Center for Sensory Biology, Johns Hopkins School of Medicine, Baltimore, MD 21205, USA.

|May 8, 2007

Summary

Peripheral sensory neurons detect temperature. Mice lacking the TRPM8 channel show impaired responses to cold, highlighting its role in cold sensation and avoidance.

Area of Science:

Neuroscience
Sensory Biology
Ion Channel Physiology

Background:

Peripheral sensory neurons are crucial for detecting environmental stimuli, including temperature.
Understanding thermal transduction pathways is vital for explaining behavioral responses to temperature extremes.

Discussion:

The transient receptor potential melastatin 8 (TRPM8) channel is implicated in cold and menthol sensation.
Deficiencies in TRPM8 function can lead to altered thermosensation.

Key Insights:

Mice lacking the TRPM8 channel display significantly reduced behavioral responses to cold temperatures.
This finding directly links TRPM8 to the physiological detection of cold.

Outlook:

Further research into TRPM8 function may reveal therapeutic targets for managing cold-related sensory disorders.

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Last Updated: Jul 15, 2026

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Investigating TRPM8's role in other sensory pathways could broaden our understanding of somatosensation.